Siemens siprotec 7SA6 User Manual page 734

Appendix
Addr. Setting Title
2109A TrBlk Wait Time
2110A TrBlk BlockTime
2201 FCT Direct Trip
2202 Trip Time DELAY
2401 FCT SOTF-O/C
2404 I>>>
2501 FCT Weak Infeed
2502A Trip/Echo DELAY
2503A 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
B-10
Function Setting Options
0.00..30.00 sec; ∞
Teleprotection for
Distance prot.
Teleprotection for 0.00..30.00 sec
Distance prot.
DTT Direct Trans- ON
fer Trip OFF
0.00..30.00 sec; ∞
DTT Direct Trans-
fer Trip
Instantaneous High- ON
Speed SOTF Over- OFF
current
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; ∞
Default Setting
0.04 sec Transient Block.: Duration external flt.
0.05 sec Transient Block.: Blk.T. after ext. flt.
OFF Direct Transfer Trip (DTT)
0.01 sec Trip Time Delay
ON Inst. High Speed SOTF-O/C is
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
2.00 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
2.00 sec T 3I0> Time delay
NO Instantaneous trip via Teleprot./BI
NO Instantaneous trip after SwitchOnTo-
Fault
1.50 A Iph> STUB Pickup
0.30 sec T Iph STUB Time delay
0.20 A 3I0> STUB Pickup
2.00 sec T 3I0 STUB Time delay
NO Instantaneous trip via Teleprot./BI
NO Instantaneous trip after SwitchOnTo-
Fault
∞ A
Ip> Pickup
0.50 sec T Ip Time Dial
5.00 Time Dial TD Ip
Comments