Settings - Siemens siprotec 7SD5 User Manual

Instantaneous tripping when the line is switched onto a fault is also possible with the
I-STUB stage. Set parameter I-STUB SOTF (address 2635) to YES, if instantaneous
tripping is desired.

2.14.4 Settings

The table indicates region-specific presettings. Column C (configuration) indicates the
corresponding secondary nominal current of the current transformer.
Addr. Parameter
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
7SD5 Manual
C53000-G1176-C169-1
C Setting Options
ON
Only Emer. prot
OFF
0.10 .. 25.00 A; ∞
1A
0.50 .. 125.00 A; ∞
5A
0.00 .. 30.00 sec; ∞
0.05 .. 25.00 A; ∞
1A
0.25 .. 125.00 A; ∞
5A
0.00 .. 30.00 sec; ∞
NO
YES
NO
YES
0.10 .. 25.00 A; ∞
1A
0.50 .. 125.00 A; ∞
5A
0.00 .. 30.00 sec; ∞
0.05 .. 25.00 A; ∞
1A
0.25 .. 125.00 A; ∞
5A
0.00 .. 30.00 sec; ∞
NO
YES
NO
YES
0.10 .. 25.00 A; ∞
1A
0.50 .. 125.00 A; ∞
5A
0.00 .. 30.00 sec; ∞
0.05 .. 25.00 A; ∞
1A
0.25 .. 125.00 A; ∞
5A
0.00 .. 30.00 sec; ∞
NO
YES
NO
YES
2.14 Backup Time Overcurrent Protection
Default Setting
ON Operating mode
2.00 A Iph>> Pickup
10.00 A
0.30 sec T Iph>> Time delay
0.50 A 3I0>> Pickup
2.50 A
2.00 sec T 3I0>> Time delay
YES Instantaneous trip via Tele-
prot./BI
NO Instantaneous trip after
SwitchOnToFault
1.50 A Iph> Pickup
7.50 A
0.50 sec T Iph> Time delay
0.20 A 3I0> Pickup
1.00 A
2.00 sec T 3I0> Time delay
NO Instantaneous trip via Tele-
prot./BI
NO Instantaneous trip after
SwitchOnToFault
1.50 A Iph> STUB Pickup
7.50 A
0.30 sec T Iph STUB Time delay
0.20 A 3I0> STUB Pickup
1.00 A
2.00 sec T 3I0 STUB Time delay
NO Instantaneous trip via Tele-
prot./BI
NO Instantaneous trip after
SwitchOnToFault
Comments
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