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SR4 and SR4B Electric Power Generation Rewind Data Caterpillar


Winding Data for 5N-0431 Generator through 5N-7207 Generator

Usage:

SR4B 1BN

5N-0431 Generator

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Table 1
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
736.6 mm (29.0 inch)    
749.3 mm (29.5 inch)    		 -    
Slots     90     -     -    
Coil Throw     1 - 12     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     147.5     -    
No. & Wire Size     14 - #12    
1 - 3.66 mm x 7.32 mm (.144 inch x .288 inch)    		 -    
Mean Length Turn    
2336.8 mm (92.0 inch)    		 -     -    
Copper Weight    
179.9 kg (396.7 lb)    
419.6 kg (925.1 lb)    		 -    
Inside Connection (1)     6 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     24 - #1     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.0043 ohms     -     -    
Field lead resistance at 25 ° C (77 ° F)     -     1.162 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18 and 2 - #17     3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #40
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-4999 Generator

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Table 2
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
381.0 mm (15.0 inch)    
381.0 mm (15.0 inch)    		 -    
Slots     60     -     -    
Coil Throw     1 - 14     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     110     -    
No. & Wire Size     14 - #14     1 - #7     -    
Mean Length Turn    
1503.7 mm (59.2 inch)    		 -     -    
Copper Weight    
49.2 kg (108.5 lb)    
49.1 kg (108.3 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0048 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.895 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

114.3 mm (4.5 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #01
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-5000 Generator

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Table 3
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
381.0 mm (15.0 inch)    
381.0 mm (15.0 inch)    		 -    
Slots     60     -     -    
Coil Throw     1 - 13     -     -    
Turns/Coil     2.6(2,2,3,3,3)     -     -    
Turns/Pole     -     110     -    
No. & Wire Size     13 - #15     1 - #7     -    
Mean Length Turn    
1452.9 mm (57.2 inch)    		 -     -    
Copper Weight    
45.5 kg (100.4 lb)    
49.1 kg (108.3 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #4     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0081 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.895 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

114.3 mm (4.5 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #13
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

Note: Wires 20, 22, and 24 are brought out as tap connections between the 4th and 5th coil (14 turns from T0).

5N-5001 Generator

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Table 4
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
381.0 mm (15.0 inch)    
381.0 mm (15.0 inch)    		 -    
Slots     60     -     -    
Coil Throw     1 - 14     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     110     -    
No. & Wire Size     14 - #14     1 - #7     -    
Mean Length Turn    
1503.7 mm (59.2 inch)    		 -     -    
Copper Weight    
49.2 kg (108.5 lb)    
49.1 kg (108.3 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0048 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.895 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

114.3 mm (4.5 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #01
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-5005 Generator

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Table 5
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
406.4 mm (16.0 inch)    
424.2 mm (16.7 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 15     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     174     -    
No. & Wire Size     14 - #12    
1 - 3.66 mm x 7.32 mm (.144 inch x .288 inch)    		 -    
Mean Length Turn    
1915.2 mm (75.4 inch)    		 -     -    
Copper Weight    
115.8 kg (255.2 lb)    
237.7 kg (524.0 lb)    		 -    
Inside Connection (1)     4 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     16 - #00     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0045 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.686 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     120 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
63.5 mm (2.5 inch)    
63.5 mm (2.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     7    
No. & Size Wire     2 - #16.5     3 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
330.2 mm (13.0 inch)    
386.1 mm (15.2 inch)    
Copper Weight    
10.0 kg (22.1 lb)    
6.2 kg (13.7 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

3048.0 mm (120.0 inch)    		 #10

304.8 mm (12.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #10
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-5006 Generator

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Table 6
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
406.4 mm (16.0 inch)    
424.2 mm (16.7 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 14     -     -    
Turns/Coil     2.5(2,3,2,3,2,3)     -     -    
Turns/Pole     -     174     -    
No. & Wire Size     14 - #13    
1 - 3.66 mm x 7.32 mm (.144 inch x .288 inch)    		 -    
Mean Length Turn    
1846.6 mm (72.7 inch)    		 -     -    
Copper Weight    
110.6 kg (243.9 lb)    
237.7 kg (524.0 lb)    		 -    
Inside Connection (1)     4 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     16 - #1     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0068 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.686 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     120 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
63.5 mm (2.5 inch)    
63.5 mm (2.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     7    
No. & Size Wire     2 - #16.5     3 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
330.2 mm (13.0 inch)    
386.1 mm (15.2 inch)    
Copper Weight    
10.0 kg (22.1 lb)    
6.2 kg (13.7 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

3048.0 mm (120.0 inch)    		 #10

304.8 mm (12.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #10
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-5007 Generator

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Table 7
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
406.4 mm (16.0 inch)    
424.2 mm (16.7 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 15     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     174     -    
No. & Wire Size     14 - #12    
1 - 3.66 mm x 7.32 mm (.144 inch x .288 inch)    		 -    
Mean Length Turn    
1915.2 mm (75.4 inch)    		 -     -    
Copper Weight    
115.8 kg (255.2 lb)    
237.7 kg (524 lb)    		 -    
Inside Connection (1)     4 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     16 - #00     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0045 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.686 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     120 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
63.5 mm (2.5 inch)    
63.5 mm (2.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     7    
No. & Size Wire     2 - #16.5     3 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
330.2 mm (13.0 inch)    
386.1 mm (15.2 inch)    
Copper Weight    
10.0 kg (22.1 lb)    
6.2 kg (13.7 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

3048.0 mm (120.0 inch)    		 #10

304.8 mm (12.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #10
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-5008 Generator

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Table 8
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
406.4 mm (16.0 inch)    
424.2 mm (16.7 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 14     -     -    
Turns/Coil     2.5(2,3,2,3,2,3)     -     -    
Turns/Pole     -     174     -    
No. & Wire Size     14 - #13    
1 - 3.66 mm x 7.32 mm (.144 inch x .288 inch)    		 -    
Mean Length Turn    
1846.6 mm (72.7 inch)    		 -     -    
Copper Weight    
110.6 kg (243.9 lb)    
237.7 kg (524.0 lb)    		 -    
Inside Connection (1)     4 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     16 - #1     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0068 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.686 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     120 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
63.5 mm (2.5 inch)    
63.5 mm (2.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     7    
No. & Size Wire     2 - #16.5     3 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
330.2 mm (13.0 inch)    
386.1 mm (15.2 inch)    
Copper Weight    
10.0 kg (22.1 lb)    
6.2 kg (13.7 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

3048.0 mm (120.0 inch)    		 #10

304.8 mm (12.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #10
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-5026 Generator

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Table 9
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
424.2 mm (16.7 inch)    
431.8 mm (17.0 inch)    		 -    
Slots     84     -     -    
Coil Throw     1 - 19     -     -    
Turns/Coil     1     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     18 - #13     1 - #7 sq     -    
Mean Length Turn    
1724.7 mm (67.9 inch)    		 -     -    
Copper Weight    
63.5 kg (139.9 lb)    
98.5 kg (217.1 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #000     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0023 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     1.17 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
127.0 mm (5.0 inch)    
127.0 mm (5.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     125     6    
No. & Size Wire     1 - #15     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
464.8 mm (18.3 inch)    
406.4 mm (16.0 inch)    
Copper Weight    
5.2 kg (11.5 lb)    
2.7 kg (5.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #01
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-7064 Generator

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Table 10
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
215.9 mm (8.5 inch)    
215.9 mm (8.5 inch)    		 -    
Slots     60     -     -    
Coil Throw     1 - 12     -     -    
Turns/Coil     3     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     9 - #13     1 - #7 sq     -    
Mean Length Turn    
1214.1 mm (47.8 inch)    		 -     -    
Copper Weight    
46.7 kg (103.0 lb)    
69.3 kg (152.7 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #1     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0278 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.829 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #02
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-7065 Generator

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Table 11
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
215.9 mm (8.5 inch)    
215.9 mm (8.5 inch)    		 -    
Slots     60     -     -    
Coil Throw     1 - 12     -     -    
Turns/Coil     3.8(3,4,4,4,4)     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     9 - #14     1 - #7 sq     -    
Mean Length Turn    
1214.1 mm (47.8 inch)    		 -     -    
Copper Weight    
46.9 kg (103.6 lb)    
69.3 kg (152.7 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0111 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.829 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #13
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-7066 Generator

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Table 12
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
266.7 mm (10.5 inch)    
266.7 mm (10.5 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 14     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     11 - #13     1 - #7 sq     -    
Mean Length Turn    
1270.0 mm (50.0 inch)    		 -     -    
Copper Weight    
50.8 kg (112.0 lb)    
76.7 kg (169.1 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #1     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.005 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.916 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #01
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-7067 Generator

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Table 13
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
266.7 mm (10.5 inch)    
266.7 mm (10.5 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 14     -     -    
Turns/Coil     2.5(2,3,2,3,2,3)     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     9 - #13     1 - #7 sq     -    
Mean Length Turn    
1270.0 mm (50.0 inch)    		 -     -    
Copper Weight    
51.7 kg (114.0 lb)    
76.7 kg (169.1 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0076 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.916 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #13
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

Note: Wires 20, 22, and 24 are brought out as tap connections between the 4th and 5th coil (14 turns from T0).

5N-7068 Generator

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Table 14
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
289.6 mm (11.4 inch)    
289.6 mm (11.4 inch)    		 -    
Slots     66 (1)     -     -    
Coil Throw     1 - 13     -     -    
Turns/Coil     1     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     25 - #13     1 - #7     -    
Mean Length Turn    
1374.1 mm (54.1 inch)    		 -     -    
Copper Weight    
52.8 kg (116.5 lb)    
77.2 kg (170.2 lb)    		 -    
Inside Connection (2)     4 in Series     4 in Series     -    
Line Leads (No. & Size)     20 - #1     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0041 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.966 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (3)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 1 ) Wind 6 coil groups with 5 coils per group, wind 6 coil groups with 6 coils per group. Put coil groups in stator (5,6,5,6-etc).
( 2 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #34
( 3 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-7069 Generator

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Table 15
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
289.6 mm (11.4 inch)    
289.6 mm (11.4 inch)    		 -    
Slots     84     -     -    
Coil Throw     1 - 17     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     10 - #13     1 - #7     -    
Mean Length Turn    
1501.1 mm (59.1 inch)    		 -     -    
Copper Weight    
57.6 kg (126.9 lb)    
77.2 kg (170.2 lb)    		 -    
Inside Connection (2)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     10 - #0000     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0072 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.966 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     140     6    
No. & Size Wire     1 - #15.5     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.7 kg (10.3 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (3)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 2 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #37
( 3 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

Note: Wires 20 and 22 are brought out as tap connections between the 5th and 6th coil (10 turns from T0).

Note: Wire 24 is brought out as a tap connection between the 6th and 7th coil (12 turns from T0).

5N-7070 Generator

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Table 16
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
424.2 mm (16.7 inch)    
431.8 mm (17.0 inch)    		 -    
Slots     84     -     -    
Coil Throw     1 - 19     -     -    
Turns/Coil     1     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     18 - #13     1 - #7 sq     -    
Mean Length Turn    
1724.7 mm (67.9 inch)    		 -     -    
Copper Weight    
63.5 kg (139.9 lb)    
98.5 kg (217.1 lb)    		 -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #000     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0023 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     1.17 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
127.0 mm (5.0 inch)    
127.0 mm (5.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     125     6    
No. & Size Wire     1 - #15     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
464.8 mm (18.3 inch)    
406.4 mm (16.0 inch)    
Copper Weight    
5.2 kg (11.5 lb)    
2.7 kg (5.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #01
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-7071 Generator

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Table 17
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
424.2 mm (16.7 inch)    
431.8 mm (17.0 inch)    		 -    
Slots     54 (1)     -     -    
Coil Throw     1 - 12     -     -    
Turns/Coil     1     -     -    
Turns/Pole     -     160     -    
No. & Wire Size     30 - #13     1 - #7 sq     -    
Mean Length Turn    
1714.5 mm (67.5 inch)    		 -     -    
Copper Weight    
64.2 kg (141.5 lb)    
98.4744 kg (217.1 lb)    		 -    
Inside Connection (2)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #00     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0033 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     1.17 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
127.0 mm (5.0 inch)    
127.0 mm (5.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     125     6    
No. & Size Wire     1 - #15     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
464.8 mm (18.3 inch)    
406.4 mm (16.0 inch)    
Copper Weight    
5.2 kg (11.5 lb)    
2.7 kg (5.9 lb)    
Insulation     Heavy Nytherm    
Connection (3)     Series     2 Parallel Star    
Line Leads     #14

965.2 mm (38.0 inch)    		 #10

152.4 mm (6.0 inch)    
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( 1 ) Wind 6 coil groups with 4 coils per group, wind 6 coil groups with 5 coils per group. Put coil groups in stator (4,5,4,5-etc).
( 2 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #31
( 3 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

5N-7200 Generator

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Table 18
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
467.4 mm (18.4 inch)    
480.1 mm (18.9 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 11     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     147.5     -    
No. & Wire Size     20 - #13    
1 - 3.3 mm x 6.4 mm (.13 inch x .25 inch)    		 -    
Mean Length Turn    
1772.9 mm (69.8 inch)    		 -     -    
Copper Weight    
121.5 kg (267.9 lb)    
237.0 kg (522.6 lb)    		 -    
Inside Connection (1)     6/3 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     30 - #00     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0065 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     1.126 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18
2 - #17    		 3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #38
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-7201 Generator

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Table 19
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
467.4 mm (18.4 inch)    
480.1 mm (18.9 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 10     -     -    
Turns/Coil     2.75(3,3,3,2)     -     -    
Turns/Pole     -     154.6     -    
No. & Wire Size     14 - #13    
1 - 3.3 mm x 6.4 mm (.13 inch x .25 inch)    		 -    
Mean Length Turn    
1704.3 mm (67.1 inch)    		 -     -    
Copper Weight    
112.4 kg (247.8 lb)    
237.0 kg (522.6 lb)    		 -    
Inside Connection (1)     6/3 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     30 - #0     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0122 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     1.126 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18
2 - #17    		 3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #38
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-7202 Generator

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Table 20
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
467.4 mm (18.4 inch)    
480.1 mm (18.9 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 11     -     -    
Turns/Coil     2     -     -    
Turns/Pole     -     147.5     -    
No. & Wire Size     20 - #13    
1 - 3.3 mm x 6.4 mm (.13 inch x .25 inch)    		 -    
Mean Length Turn    
1772.9 mm (69.8 inch)    		 -     -    
Copper Weight    
121.5 kg (267.9 lb)    
237.0 kg (522.6 lb)    		 -    
Inside Connection (1)     6/3 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     30 - #00     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0065 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     1.126 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18
2 - #17    		 3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
Show/hide table
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #38
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-7203 Generator

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Table 21
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
467.4 mm (18.4 inch)    
480.1 mm (18.9 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 10     -     -    
Turns/Coil     2.75(3,3,3,2)     -     -    
Turns/Pole     -     154.6     -    
No. & Wire Size     14 - #13    
1 - 3.3 mm x 6.4 mm (.13 inch x .25 inch)    		 -    
Mean Length Turn    
1704.3 mm (67.1 inch)    		 -     -    
Copper Weight    
112.4 kg (247.8 lb)    
237.0 kg (522.6 lb)    		 -    
Inside Connection (1)     6/3 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     30 - #0     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0122 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     1.126 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18
2 - #17    		 3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
Show/hide table
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #38
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-7204 Generator

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Table 22
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
269.2 mm (10.6 inch)    
281.9 mm (11.1 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 10     -     -    
Turns/Coil     3.5(3,4,3,4)     -     -    
Turns/Pole     -     154.5     -    
No. & Wire Size     12 - #13    
1 - 3.3 mm x 6.4 mm (.13 inch x .25 inch)    		 -    
Mean Length Turn    
1308.1 mm (51.5 inch)    		 -     -    
Copper Weight    
94.1 kg (207.5 lb)    
168.9 kg (372.5 lb)    		 -    
Inside Connection (1)     6/3 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     30 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0139 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.802 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18
2 - #17    		 3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
Show/hide table
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #38
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-7205 Generator

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Table 23
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
269.2 mm (10.6 inch)    
281.9 mm (11.1 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 10     -     -    
Turns/Coil     4.5(4,5,4,5)     -     -    
Turns/Pole     -     154.5     -    
No. & Wire Size     9 - #13    
1 - 3.3 mm x 6.4 mm (.13 inch x .25 inch)    		 -    
Mean Length Turn    
1308.1 mm (51.5 inch)    		 -     -    
Copper Weight    
90.8 kg (200.1 lb)    
168.9 kg (372.5 lb)    		 -    
Inside Connection (1)     6/3 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     30 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0239 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.802 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18
2 - #17    		 3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
Show/hide table
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #38
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-7206 Generator

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Table 24
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
269.2 mm (10.6 inch)    
281.9 mm (11.1 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 10     -     -    
Turns/Coil     3.5(3,4,3,4)     -     -    
Turns/Pole     -     154.5     -    
No. & Wire Size     12 - #13    
1 - 3.3 mm x 6.4 mm (.13 inch x .25 inch)    		 -    
Mean Length Turn    
1308.1 mm (51.5 inch)    		 -     -    
Copper Weight    
94.1 kg (207.5 lb)    
168.9 kg (372.5 lb)    		 -    
Inside Connection (1)     6/3 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     30 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0139 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.802 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18
2 - #17    		 3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
Show/hide table
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #38
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

5N-7207 Generator

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Table 25
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)    		 ROTOR
(FORM WOUND)    
Stack Height    
269.2 mm (10.6 inch)    
281.9 mm (11.1 inch)    		 -    
Slots     72     -     -    
Coil Throw     1 - 10     -     -    
Turns/Coil     4.5(4,5,4,5)     -     -    
Turns/Pole     -     154.5     -    
No. & Wire Size     9 - #13    
1 - 3.3 mm x 6.4 mm (.13 inch x .25 inch)    		 -    
Mean Length Turn    
1308.1 mm (51.5 inch)    		 -     -    
Copper Weight    
90.8 kg (200.1 lb)    
168.9 kg (372.5 lb)    		 -    
Inside Connection (1)     6/3 Parallel Star     6 in Series     -    
Line Leads (No. & Size)     30 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line
resistance at 25 ° C (77 ° F)    		 0.0239 ohms     -     -    
Field lead resistance at
25 ° C (77 ° F)    		 -     0.802 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     80 Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)    
Coils/Group     1     2    
Slots (Coils)     8     48    
Turns (Coils)     160     8    
No. & Size Wire     1 - #18
2 - #17    		 3 - #16    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
355.6 mm (14.0 inch)    
436.9 mm (17.2 inch)    
Copper Weight    
6.4 kg (14.0 lb)    
13.6 kg (29.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14

762.0 mm (30.0 inch)    		 #10

304.8 mm (12.0 inch)    
Show/hide table
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #38
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C

Caterpillar Information System:

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Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options VR3 Voltage Regulator Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options Digital Voltage Regulator Connections (SR4B for 3500 Engines)
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