SR4 and SR4B Electric Power Generation Rewind Data Caterpillar


Winding Data for 7E-0097 Generator through 7E-9695 Generator

Usage:

SR4B 1BN

7E-0097 Generator

Table 1
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
254.0 mm (10.0 inch)    

254.0 mm (10.0 inch)    
Slots     48     -    
Coil Throw     1 - 10     -    
Turns/Coil     3.5 (3-4-3-4)     -    
Turns/Pole     -     130    
No. & Wire Size     8 - #13     #8 SQ    
Mean Length Turn    
1165.9 mm (45.9 inch)    
-    
Copper Weight    
36.1 kg (79.5 lb)    

43.5 kg (95.8 lb)    
Inside Connection (1)     2 Parallel Star     4 in Series    
Line Leads (No. & Size)     24 - #4     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00827 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     0.909 ohms    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz     Permanent Magnet Frequency     - Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Stack Length    
76.2 mm (3.0 inch)    

76.2 mm (3.0 inch)    
-    
Coils/Group     1     2     -    
Slots (Coils)     6     36     -    
Turns (Coils)     150     7     -    
No. & Size Wire     1 - #16     2 - #15.5     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
363.2 mm (14.3 inch)    

325.1 mm (12.8 inch)    
-    
Copper Weight    
3.9 kg (8.5 lb)    

2.2 kg (4.8 lb)    
-    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Star     -    
Line Leads     2 - #14     3 - #10     -    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 03
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

7E-0098 Generator

Table 2
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
276.9 mm (10.9 inch)    

276.9 mm (10.9 inch)    
Slots     48     -    
Coil Throw     1 - 10     -    
Turns/Coil     3.25 (3-3-3-4)     -    
Turns/Pole     -     130    
No. & Wire Size     9 - #14     #8 SQ    
Mean Length Turn    
1231.9000 mm (48.5 inch)    
-    
Copper Weight    
31.4 kg (69.3 lb)    

45.6 kg (100.6 lb)    
Inside Connection (1)     2 Parallel Star     4 in Series    
Line Leads (No. & Size)     24 - #4     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00895 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     0.961 ohms    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz     Permanent Magnet Frequency     - Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Stack Length    
88.9 mm (3.5 inch)    

88.9 mm (3.5 inch)    
-    
Coils/Group     6     2     -    
Slots (Coils)     6     36     -    
Turns (Coils)     150     8     -    
No. & Size Wire     1 - #16     2 - #16     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
388.6 mm (15.3 inch)    

350.5 mm (13.8 inch)    
-    
Copper Weight    
4.1 kg (9.1 lb)    

2.2 kg (4.8 lb)    
-    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Star     -    
Line Leads     2 - #14     3 - #10     -    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 03
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

7E-1243 Generator

Table 3
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
304.8 mm (12.0 inch)    

304.8 mm (12.0 inch)    
Slots     48     -    
Coil Throw     1 - 10     -    
Turns/Coil     3     -    
Turns/Pole     -     130    
No. & Wire Size     10 - #14     #8 SQ    
Mean Length Turn    
1364.0 mm (53.7 inch)    
-    
Copper Weight    
33.7 kg (74.4 lb)    

48.3 kg (106.5 lb)    
Inside Connection (1)     4/2 Parallel Star     4 in Series    
Line Leads (No. & Size)     10 - #000     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00721 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     1.015 ohms    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz     Permanent Magnet Frequency     - Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Stack Length    
88.9 mm (3.5 inch)    

88.9 mm (3.5 inch)    
-    
Coils/Group     6     2     -    
Slots (Coils)     6     36     -    
Turns (Coils)     150     8     -    
No. & Size Wire     1 - #16     2 - #16     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
388.6 mm (15.3 inch)    

350.5 mm (13.8 inch)    
-    
Copper Weight    
4.1 kg (9.1 lb)    

2.2 kg (4.8 lb)    
-    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Star     -    
Line Leads     2 - #14     3 - #10     -    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 02
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A

7E-5425 Generator

Table 4
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
304.8 mm (12.0 inch)    

304.8 mm (12.0 inch)    
Slots     48     -    
Coil Throw     1 - 9.0708     -    
Turns/Coil     3.00 (4-4-3-1)     -    
Turns/Pole     -     130    
No. & Wire Size     10 - #14 SQ     1 - #8 SQ    
Mean Length Turn    
1252.2 mm (49.3 inch)    
-    
Copper Weight    
34.0 kg (75.0 lb)    

48.4 kg (106.6 lb)    
Inside Connection (1)     4/2 Parallel Star     4 in Series    
Line Leads (No. & Size)     10 - #000     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.0071 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     0.9414 ohms    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz     Permanent Magnet Frequency     - Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Stack Length    
88.9 mm (3.5 inch)    

88.9 mm (3.5 inch)    
-    
Coils/Group     1     2     -    
Slots (Coils)     6     36     -    
Turns (Coils)     150     8     -    
No. & Size Wire     1 - #16 SQ     2 - #16 SQ     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
388.6 mm (15.3 inch)    

350.5 mm (13.8 inch)    
-    
Copper Weight    
4.1 kg (9.1 lb)    

2.2 kg (4.8 lb)    
-    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star     -    
Line Leads     2 - #14     3 - #10     -    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 02
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

7E-9695 Generator

Table 5
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
711.2 mm (28.0 inch)    

723.9 mm (28.5 inch)    
Slots     84     -    
Coil Throw     1 - 15     -    
Turns/Coil     1     -    
Turns/Pole     -     225.5    
No. & Wire Size     10 - #6 1/2 SQ    
3.7 mm (0.145 inch)×
7.6708 mm (0.302 inch) HF    
Mean Length Turn    
2768.6 mm (109.0 inch)    
-    
Copper Weight    
302.6 kg (667.1 lb)    

456.8 kg (1007.0 lb)    
Inside Connection (1)     4 Parallel Star     4 in Series    
Line Leads (No. & Size)     48 - #4/0     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.0012 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     1.184 ohms    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     120 Hz     Permanent Magnet Frequency     - Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
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     1 - #14     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    
11.1 kg (24.5 lb)    

6.2 kg (13.7 lb)    
-    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Star     -    
Line Leads     2 - #14     3 - #10     -    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 29
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram I

Caterpillar Information System:

3408E and 3412E Engines for Caterpillar Built Machines Pinion Clearance - Adjust
3608 Engine Generator Oil Level - Check
3608 Engine Generator Oil Filter - Change
Programmable Relay Control Module (PRCM) Display Codes
C175-16 Locomotive Engine Checking Engine Cylinders with an Electronic Service Tool
3608 Engine Generator Oil - Change
3524B Engines for 797 and 797B Off-Highway Trucks Fuel System Inspection
325D and 329D Excavators and 325D Material Handler Machine System Specifications Shuttle Valve (Pilot Lines)
3608 Engine Engine Oil Sample - Obtain
Programmable Relay Control Module (PRCM) Block Diagram
3608 Engine Air Starting Motor Lines Screen - Clean
C-10, C-12, 3406E, C-15, C-16 and C-18 Engines - Electronic PTO Installation and Application Component Installation
3608 Engine Air Prelube Pump Lubricator Bowl - Clean
3500B and 3500B High Displacement Generator Set Engines Measuring Inlet Manifold Pressure
2000/06/01 Special Instruction, REHS0589-01, "Emergency Stop Circuit Improvement for the Electronic Instrument Panel to Control Engine Restart" is Available {7451}
3524B Engines for 797 and 797B Off-Highway Trucks Crankcase Pressure
3508B Industrial Engine with an ADEM 2 Electronic Control Module Emergency Stop Switch (Remote)
SPT342 Truck Mounted Pumper Gauges and Indicators
3406E, C-10 and C-12 Truck Engines Severe Service Application - Check
Programmable Relay Control Module (PRCM) Electrical Connector - Inspect
3500 Engines For Caterpillar Built Power Modules Engine Oil Pressure is Low
Programmable Relay Control Module (PRCM) Connector Contact Identification
SR4 and SR4B Electric Power Generation Rewind Data Winding Data for <B>7W-1877</B> Generator through <B>7W-8825</B> Generator
3608 Engine Air Prelube Pump Lubricator Oil Level - Check
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.