XQ Auto Paralleling Caterpillar

Default Settings for Cat Digital Voltage Regulator

Usage:

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Table 1
Parameter	XQ1000				XQ2000		XQ1250G
Parameter	208V, 60Hz	240V, 60Hz	400V, 50Hz	480V, 60Hz	400V, 50Hz	480V, 60Hz	480V, 50Hz
Configure
Rated Generator Voltage	208 V	240 V	400 V	480 V	400 V	480 V	480 V
Rated Generator Current	3001 A	3007 A	1804 A	1503 A	2598 A	3007 A	1880 A
Rated Generator Frequency	60 Hz	60 Hz	50 Hz	60 Hz	50 Hz	60 Hz	60 Hz
Generator PT Primary Voltage Rating	208 V	240 V	400 V	480 V	400 V	480 V	480 V
Generator PT Secondary Voltage Rating	208 V	240 V	400 V	480 V	400 V	480 V	480 V
Generator CT Primary Current Rating	3000 A	3000 A	3000 A ⁽¹⁾	3000 A ⁽¹⁾	3000 A	3000 A	3000 A
Power Input Frequency	240 Hz	240 Hz	200 Hz	240 Hz	200 Hz	240 Hz	240 Hz
Sensing Mode	Three Phase	Three Phase	Three Phase	Three Phase	Three Phase	Three Phase	Three Phase

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^( 1 )

XQ1000 without a link board will have 1600:5 CTs

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Table 2
Parameter	XQ1000				XQ2000		XQ1250G
Parameter	208V, 60Hz	240V, 60Hz	400V, 50Hz	480V, 60Hz	400V, 50Hz	480V, 60Hz	480V, 50Hz
Set Points
AVR Voltage (V)	208 V	240 V	400 V	480 V	400 V	480 V	480 V
VAR (% of Rated)	5 %	5 %	5 %	5 %	5 %	5 %	5 %
Power Factor	.95	.95	.95	.95	.95	.95	.95
AVR Voltage Control Desired Input Configuration (0 is CAN Input, 1 is Switch)	1	1	1	1	1	1	1
VAR/PF Control Desired Input Configuration (0 is CAN Input, 1 is Switch)	1	1	1	1	1	1	1
Load Compensation Mode (0=Off, 1=Droop, 2=Line Drop)	0	0	0	0	0	0	0
Load Compensation Mode Set point (%) Droop Percentage	3%	3%	3%	3%	3%	3%	3%
Voltage Adjustment Band Limit (% of rated)	15%	15%	15%	15%	15%	15%	15%

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Table 3
Parameter	XQ1000				XQ2000		XQ1250G
Parameter	208V, 60Hz	240V, 60Hz	400V, 50Hz	480V, 60Hz	400V, 50Hz	480V, 60Hz	480V, 50Hz
Start Up
Soft Start Bias	10.00%	10.00%	10.00%	10.00%	10.00%	10.00%	10.00%
Soft Start Time	5.00 s	5.00 s	5.00 s	5.00 s	5.00 s	5.00 s	5.00 s
Knee Frequency	59.80 Hz	59.80 Hz	49.80 Hz	59.80 Hz	49.80 Hz	59.80 Hz	59.80 Hz
Decreasing Slope 1	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz
Decreasing Slope 2	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz	2.00 V/Hz
Minimum Voltage	50.00%	50.00%	50.00%	50.00%	50.00%	50.00%	50.00%
Minimum Frequency	33.00 Hz	33.00 Hz	33.00 Hz	33.00 Hz	33.00 Hz	33.00 Hz	33.00 Hz

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Table 4
Parameter	XQ1000				XQ2000		XQ1250G
Parameter	208V, 60Hz	240V, 60Hz	400V, 50Hz	480V, 60Hz	400V, 50Hz	480V, 60Hz	480V, 50Hz
Gain
Pre-defined PID Gains (1-20 or Custom)	21	21	21	21	21	21	21
AVR Proportional Gain Kp	200	200	200	200	200	200	200
AVR Integral Gain Ki	600	600	600	600	600	600	600
AVR Derivative Gain Kd	30	30	30	30	30	30	30
Noise Filter Time Constant Td	0	0	0	0	0	0	0
Loop Gain Kg	15	15	15	15	15	15	15
VAR Integral Gain Ki	5	5	5	5	5	5	5
VAR Loop Gain Kg	2.5	2.5	2.5	2.5	2.5	2.5	2.5
PF Integral Gain Ki	5	5	5	5	5	5	5
PF Loop Gain Kg	3	3	3	3	3	3	3

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Table 5
Parameter	XQ1000				XQ2000		XQ1250G
Parameter	208V, 60Hz	240V, 60Hz	400V, 50Hz	480V, 60Hz	400V, 50Hz	480V, 60Hz	480V, 50Hz
Protection
Shutdown Override Flag (0 is Disabled, 1 is Enabled)	0	0	0	0	0	0	0
Generator Overvoltage (0 is Disabled, 1 is Enabled)	1	1	1	1	1	1	1
Generator Overvoltage Fault Type (0 is Alarm, 1 is Shutdown)	0	0	0	0	0	0	0
Generator Overvoltage Trip Value	135%	135%	135%	135%	135%	135%	135%
Generator Overvoltage Time Delay	2.0 s	2.0 s	2.0 s	2.0 s	2.0 s	2.0 s	2.0 s
Reverse VAR (0 is Disabled, 1 is Enabled)	1	1	1	1	1	1	1
Reverse VAR Fault Type (0 is Alarm, 1is Shutdown)	1	1	1	1	1	1	1
Reverse VAR Trip Value (% of rated)	10%	10%	10%	10%	10%	10%	40%
Reverse VAR Time Delay	3 s	3 s	3 s	3 s	3 s	3 s	3 s
Generator Undervoltage (0 is Disabled, 1 is Enabled)	1	1	1	1	1	1	1
Generator Undervoltage Fault Type (0 is Alarm, 1 is Shutdown)	0	0	0	0	0	0	0
Generator Undervoltage Trip Value	60%	60%	60%	60%	60%	60%	60%
Generator Undervoltage Time Delay	30.0 s	30.0 s	30.0 s	30.0 s	30.0 s	30.0 s	30.0 s
Fault Reset Too Long (0 is Disabled, 1 is Enabled)	1	1	1	1	1	1	1
Fault Reset Too Long Fault Type (0 is Alarm, 1 is Shutdown)	0	0	0	0	0	0	0
Overexcitation Type (0 is Threshold, 1 is Inverse Time)	0	0	0	0	0	0	0
Overexcitation Trip Value	12.0 A	12.0 A	12.0 A	12.0 A	12.0 A	12.0 A	12.0 A
Overexcitation Time Setting	10	10	10	10	10	10	10
Exciter Diode Monitor Trip Value	2.0 A	2.0 A	2.0 A	2.0 A	2.0 A	2.0 A	2.0 A
Loss of Sensing Time Delay	2.0 s	2.0 s	2.0 s	2.0 s	2.0 s	2.0 s	2.0 s