5
F O R M
DVR
®
2400 and DVR
®
2500 Digital Voltage Regulator
Installation, Operation and Maintenance Manual
SB0056E
Revised
November 2018
Regal Beloit America, Inc.
100 East Randolph Street
Wausau, WI 54402-8003
www.regalbeloit.com/Brands/
Marathon-Generators
CAN COMMUNICATION PORT (2500)
Connector:
P2-14 (TR), 16 (CH), 17 (CL),
18 (CG)
Protocol:
SAE J1939
Data Rate:
250 kbits/sec
AUXILIARY INPUT
Auxiliary – Control1 Mode
AVR3, AVR1, VAR or PF regulation:
Voltage Range:
-3.00 Vdc to +3.00 Vdc
-10.00 Vdc to +10.00 Vdc
(2500)
Set Point Range:
-X to +X % shift where
X = 1.0 to 30.0
Burden: 2260
Ω
Terminals:
P1-4 (AU+), P1-5 (AU-)
FCR regulation:
Voltage Range:
0.000 Vdc to +4.000 Vdc
Set Point Range:
0.000 Adc to + 4.000 Adc
Increment:
1 mA per 1mV
Burden: 2260
Ω
Terminal:
P1-4 (AU+), P1-5 (AU-)
Auxiliary – Control2 Mode
(2500):
AVR3, AVR1, VAR or PF regulation
Current Range
4 mA to 20 mA
Set Point Range:
-X to +X % shift where X = 1.0 to 30.0
Burden: 250
Ω
Terminals:
P1-4 (AU+), P1-5 (AU-)
Jumper:
P1-3 (A_L) to P1-4 (AU-)
FCR regulation
Current Range
4 mA to 20 mA
Set Point Range:
0.000 Adc to + 4.000 Adc
Increment:
1 mA per 2.0 uA
Burden: 250
Ω
Terminal:
P1-4 (AU+), P1-5 (AU-)
Jumper:
P1-3 (A_L) to P1-4 (AU-)
Dynamic Under-Frequency (UF) Slope Modifier
(AVR1 and AVR3 modes) (2500)
Voltage Range:
0.00 Vdc to +5.00 Vdc
UF Slope Range:
0.0 to 5.0
Increment:
0.8 PU slope per 1.00 V
Burden:
2260 Ω
Terminals:
P1-4 (AU+), P1-5 (AU-)
METERING
Accuracy of all metering values assumes 25° C, 50/60 Hz and less than
20 % THD.
Regulator-side Metering
Generator Voltage
Range:
10 Vac to 600 Vac
Resolution: 0.1V
Accuracy:
0.5 %
Generator Current
Range:
0.1 to 5.000 Aac (5 Aac CTs)
Accuracy:
0.5 %
Power (Apparent, Real and Reactive)
Range:
0 to 5200 VA and W
0 to 4160 VAR leading/lagging
Accuracy:
3.0 %
Power Factor
Range:
0.6 to 1.0 leading/lagging
Accuracy: 0.02
Frequency
Range:
40 to 75 Hz
Accuracy:
0.2 Hz
Field Current
Range:
0 to 8.0 Adc
Accuracy:
0.5 %
Generator-side (Scaled) Metering
Generator Voltage
Range:
10 V to 15 kV
Accuracy:
0.5 %
Generator Current
Range:
0.1 to 5,000 Aac (5 Aac CTs)
Accuracy:
0.5 %
Power (Apparent, Real and Reactive)
Range:
0 to 10 MVA and MW
0 to 8 MVAR leading/lagging
Accuracy:
3.0 %
