Siemens siprotec 7SA522 User Manual page 581

Addr. Setting Title
2404 I>>>
2501 FCT Weak Infeed
2502 Trip/Echo DELAY
2503 Trip EXTENSION
2505 UNDERVOLTAGE
2601 Operating Mode
2610 Iph>>
2611 T Iph>>
2612 3I0>> PICKUP
2613 T 3I0>>
2614 I>> Telep/BI
2615 I>> SOTF
2620 Iph>
2621 T Iph>
2622 3I0>
2623 T 3I0>
2624 I> Telep/BI
2625 I> SOTF
2630 Iph> STUB
2631 T Iph STUB
2632 3I0> STUB
2633 T 3I0 STUB
2634 I-STUB Telep/BI
2635 I-STUB SOTF
2640 Ip>
2642 T Ip Time Dial
2643 Time Dial TD Ip
2646 T Ip Add
2650 3I0p PICKUP
2652 T 3I0p TimeDial
2653 TimeDial TD3I0p
2656 T 3I0p Add
2660 IEC Curve
7SA522 Manual
C53000-G1176-C119-2
Function Setting Options
Instantaneous High- 1.00..25.00 A
Speed SOTF Over-
current
Weak Infeed (Trip OFF
and/or Echo) Echo only
Echo and Trip
Weak Infeed (Trip 0.00..30.00 sec
and/or Echo)
Weak Infeed (Trip 0.00..30.00 sec
and/or Echo)
Weak Infeed (Trip 2..70 V
and/or Echo)
Backup overcurrent ON
Only Active with Loss of VT
sec. circuit
OFF
Backup overcurrent 0.10..25.00 A
Backup overcurrent 0.00..30.00 sec
Backup overcurrent 0.05..25.00 A
Backup overcurrent 0.00..30.00 sec
Backup overcurrent NO
YES
Backup overcurrent NO
YES
Backup overcurrent 0.10..25.00 A
Backup overcurrent 0.00..30.00 sec
Backup overcurrent 0.05..25.00 A
Backup overcurrent 0.00..30.00 sec
Backup overcurrent NO
YES
Backup overcurrent NO
YES
Backup overcurrent 0.10..25.00 A
Backup overcurrent 0.00..30.00 sec
Backup overcurrent 0.05..25.00 A
Backup overcurrent 0.00..30.00 sec
Backup overcurrent NO
YES
Backup overcurrent NO
YES
Backup overcurrent 0.10..4.00 A
Backup overcurrent 0.05..3.00 sec
Backup overcurrent 0.50..15.00
Backup overcurrent 0.00..30.00 sec
Backup overcurrent 0.05..4.00 A
Backup overcurrent 0.05..3.00 sec
Backup overcurrent 0.50..15.00
Backup overcurrent 0.00..30.00 sec
Backup overcurrent Normal Inverse
Very Inverse
Extremely Inverse
Long time inverse
Default Setting
2.50 A I>>> Pickup
Echo only Weak Infeed function is
0.04 sec Trip / Echo Delay after carrier receipt
0.05 sec Trip Extension / Echo Impulse time
25 V Undervoltage (ph-e)
Only Active with Loss of VT Operating mode
sec. circuit
2.00 A Iph>> Pickup
0.30 sec T Iph>> Time delay
0.50 A 3I0>> Pickup
0.30 sec T 3I0>> Time delay
YES Instantaneous trip via Teleprot./BI
NO Instantaneous trip after SwitchOnTo-
Fault
1.50 A Iph> Pickup
0.50 sec T Iph> Time delay
0.20 A 3I0> Pickup
0.50 sec T 3I0> Time delay
NO Instantaneous trip via Teleprot./BI
NO Instantaneous trip after SwitchOnTo-
Fault
0.50 A Iph> STUB Pickup
0.00 sec T Iph STUB Time delay
0.20 A 3I0> STUB Pickup
0.00 sec T 3I0 STUB Time delay
NO Instantaneous trip via Teleprot./BI
NO Instantaneous trip after SwitchOnTo-
Fault
∞
Ip> Pickup
A
0.50 sec T Ip Time Dial
5.00 Time Dial TD Ip
0.00 sec T Ip Additional Time Delay
∞
3I0p Pickup
A
0.50 sec T 3I0p Time Dial
5.00 Time Dial TD 3I0p
0.00 sec T 3I0p Additional Time Delay
Normal Inverse IEC Curve
Appendix
Comments
B-9