Siemens 7SR10 Argus Series Manual page 110

Table 1-17
Type Test Reference
Voltage Dips IEC 60255-26
(AC auxiliary
supply)
RV = 230 V AC
Voltage Dips IEC 60255-26
(DC auxiliary
supply)
RV = 110 V DC
Voltage Dips IEC 60255-26
(DC auxiliary
supply)
RV = 24 V DC
Gradual shutdown /
IEC 60255-26
Start-up test
Voltage interruption
(AC/DC auxiliary
supply)
IEC 60255-26
RV = 110 V DC
RV = 24 V DC
RV = 230 V AC
1
No effect on relay performance
2
Restart with no mal-operation, loss of data or relay damage
© 2018 Siemens Protection Devices Limited
Auxiliary Supply Variation
Parameters
0 % RV for 50 cycles
@ 50 Hz
0 % RV for 60 cycles
@ 60Hz
40 % RV for 10 cycles
@ 50Hz
40 % RV for 12 cycles
@ 60Hz
70 % RV for 25 cycles
@ 50Hz
70 % RV for 30 cycles
@ 60Hz
0 % RV at 100 ms
40 % RV at 200 ms
70 % RV at 500 ms
0 % RV at 20 ms
40 % RV at 200 ms
70 % RV at 500 ms
0 % RV at 5 s
7SR10 Performance Specification
Declared Operation
1
Normal Operation
1
Normal Operation except where Dip
falls below the relay minimum voltage
2
then Relay Restart
1
Normal Operation except where Dip
falls below the relay minimum voltage
2
then Relay Restart
1
Normal Operation
1
Normal Operation except where Dip
falls below the relay minimum voltage
2
then Relay Restart
1
Normal Operation except where Dip
falls below the relay minimum voltage
2
then Relay Restart
1
Normal Operation
1
Normal Operation except where Dip
falls below the relay minimum voltage
2
then Relay Restart
1
Normal Operation except where Dip
falls below the relay minimum voltage
2
then Relay Restart
Shut down ramp 60 s
Power off 5 min
Start up ramp 60 s
2
Normal Operation
Chapter 3 Page 12 of 52