Manual 37353A
MFR 13 Packages - Protection Relay
© Woodward
Page 81/91
Pkg.
Parameter
Setting range
100/400 V version
Default setting
Customer setting
PROTECTION
Volt. Monitoring
Phase-neutral / Phase to phase
Phase to phase
pn
pp
pn
pp
Overvoltage Monitoring
ON/OFF ON
1
0
1
0
Overvoltage 1
V(ph-ph)>
20 to 130 / 520 / 900 V
110/440/769 V
(Phase-N)>
10 to 75 / 300 V / 20 to 900 V
64/254/444 V
Overvoltage 1
Delay
0.02 to 99.98 s
0.10 s
Overvoltage 2
V(ph-ph)>
20 to 130 / 520 / 900 V
120/480/839 V
(Phase-N)>
10 to 75 / 300 V / 20 to 900 V
64/254/485 V
Overvoltage 2
Delay
0.02 to 99.98 s
0.04
Overvoltage Hysteresis
0 to 99 V
1/4 V
Undervoltage Monitoring
ON/OFF ON
1
0
1
0
Undervoltage 1
V(ph-ph)<
20 to 130 / 520 / 900 V
90/360/629 V
(Phase-N)<
10 to 75 / 300 V / 20 to 900 V
51/207/363 V
Undervoltage 1
Delay
0.02 to 99.98 s
0.10 s
Undervoltage 2
V(ph-ph)<
20 to 130 / 520 / 900 V
80/320/559 V
(Phase-N)<
10 to 75 / 300 V / 20 to 900 V
46/184/323 V
Undervoltage 2
Delay
0.02 to 99.98 s
0.04 s
Undervoltage Hysteresis
0 to 99 V
1/4/8 V
Zero-voltage Monitoring
ON/OFF ON
1
0
1
0
Zero-voltage
Busbar 1ph / Generator 3ph
Generator 3ph
B1
G3
B1
G3
Zero-voltage V(ph-ph)<
8 to 150 V
8 V
Zero-voltage Delay
0.02 to 99.98 s
0.25 s
Zero-voltage Hysteresis
0 to 99 V
1/4/8 V
Release delay
Zerovolt.
0.02 to 99.98 s
0.04 s
Asymmetry- Monitoring
ON/OFF ON
1
0
1
0
Asymmetry Response
v.
0 to 99 V
10/40/69 V
Asymmetry Delay
0.02 to 99.98 s
2.00 s
Asymmetry Hysteresis
0 to 99 V
1/4/6 V
Overfrequency- Monitoring
ON/OFF ON
1
0
1
0
Overfrequency 1
f>
40.00 to 80.00 Hz
50.2 Hz
Overfrequency 1
Delay
0,02 to 99.98 s
0.10 s
Overfrequency 2
f>
40.00 to 80.00 Hz
51.0 Hz
Overfrequency 2
Delay
0.02 to 99.98 s
0.04 s
Overfrequency Hysteresis
0.01 to 9.99 Hz
0.05 Hz
Underfrequency- Monitoring
ON/OFF ON
1
0
1
0
Underfrequency 1
f<
40.00 to 80.00 Hz
49.8 Hz
Underfrequency 1
Delay
0.02 to 99.98 s
0.10 s
Underfrequency 2
f<
40.00 to 80.00 Hz
49.0 Hz
Underfrequency 2
Delay
0.02 to 99.98 s
0.04 s
Underfrequency Hysteresis
0.01 to 9.99 Hz
0.05 Hz
Overcurrent Monitoring
ON/OFF ON
1
0
1
0
Overcurrent 1
I>
0 to 300 %
120 %
Overcurrent 1
Delay
0.02 to 99.98 s
0.1 s
Overcurrent 2
I>
0 to 300 %
160 %
Overcurrent 2
Delay
0.02 to 99.98 s
0.04 s
Overcurrent 3
I>
0 to 300 %
Overcurrent 3
Delay
0.02 to 99.98 s
Overcurrent Hysteresis
1 to 300 %
5 %