Siemens SIPROTEC

Appendix
A.7 Settings
SIPROTEC, 7SD5, Manual
C53000-G1176-C169-5, Release date 02.2011
696
3121 3I0>> Earth Fault O/C 1A 0.05 .. 25.00 A 2.00 A 3I0>> Pickup
5A 0.25 .. 125.00 A 10.00 A
3122 T 3I0>> Earth Fault O/C 0.00 .. 30.00 sec; ∞ 0.60 sec T 3I0>> Time Delay
3123 3I0>> Telep/BI Earth Fault O/C NO
YES
NO Instantaneous trip via Tele-
prot./BI
3124 3I0>> SOTF-Trip Earth Fault O/C NO
YES
NO Instantaneous trip after Switch-
OnToFault
3125 3I0>> InrushBlk Earth Fault O/C NO
YES
NO Inrush Blocking
3126 BLK /1p 3I0>> Earth Fault O/C YES
No (non-dir.)
YES Block 3I0>> during 1pole dead
time
3127 Trip 1p 3I0>> Earth Fault O/C YES
NO
YES Single pole trip with 3I0>>
3130 Op. mode 3I0> Earth Fault O/C Forward
Reverse
Non-Directional
Inactive
Inactive Operating mode
3131 3I0> Earth Fault O/C 1A 0.05 .. 25.00 A 1.00 A 3I0> Pickup
5A 0.25 .. 125.00 A 5.00 A
3131 3I0> Earth Fault O/C 1A 0.003 .. 25.000 A 1.000 A 3I0> Pickup
5A 0.015 .. 125.000 A 5.000 A
3132 T 3I0> Earth Fault O/C 0.00 .. 30.00 sec; ∞ 0.90 sec T 3I0> Time Delay
3133 3I0> Telep/BI Earth Fault O/C NO
YES
NO Instantaneous trip via Tele-
prot./BI
3134 3I0> SOTF-Trip Earth Fault O/C NO
YES
NO Instantaneous trip after Switch-
OnToFault
3135 3I0> InrushBlk Earth Fault O/C NO
YES
NO Inrush Blocking
3136 BLK /1p 3I0> Earth Fault O/C YES
No (non-dir.)
YES Block 3I0> during 1pole dead
time
3137 Trip 1p 3I0> Earth Fault O/C YES
NO
YES Single pole trip with 3I0>
3140 Op. mode 3I0p Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Forward
Reverse
Non-Directional
Inactive
Inactive Operating mode
3141 3I0p PICKUP Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
1A 0.05 .. 25.00 A 1.00 A 3I0p Pickup
5A 0.25 .. 125.00 A 5.00 A
3141 3I0p PICKUP Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
1A 0.003 .. 25.000 A 1.000 A 3I0p Pickup
5A 0.015 .. 125.000 A 5.000 A
3142 3I0p MinT-DELAY Earth Fault O/C 0.00 .. 30.00 sec 1.20 sec 3I0p Minimum Time Delay
3143 3I0p Time Dial Earth Fault O/C 0.05 .. 3.00 sec; ∞ 0.50 sec 3I0p Time Dial
3144 3I0p Time Dial Earth Fault O/C 0.50 .. 15.00 ; ∞ 5.00 3I0p Time Dial
3145 3I0p Time Dial Earth Fault O/C 0.05 .. 15.00 sec; ∞ 1.35 sec 3I0p Time Dial
3146 3I0p MaxT-DELAY Earth Fault O/C 0.00 .. 30.00 sec 5.80 sec 3I0p Maximum Time Delay
3147 Add.T-DELAY Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
0.00 .. 30.00 sec; ∞ 1.20 sec Additional Time Delay
3148 3I0p Telep/BI Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
NO
YES
NO Instantaneous trip via Tele-
prot./BI
3149 3I0p SOTF-Trip Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
NO
YES
NO Instantaneous trip after Switch-
OnToFault
3150 3I0p InrushBlk Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
NO
YES
NO Inrush Blocking
Addr. Parameter Function C Setting Options Default Setting Comments