MICROELETTRICA MC30-R2, Руководство по эксплуатации

Страница: 13 / 38

MC30-R2
Doc. N°
MO-0462-ING
Copyright 2012 FW: 1290.37.01.x Date 06.09.2022 Rev. 1 Pag. 13 of 38
3.3 - I>> (2F51) - Second overcurrent protection level
FuncEnab → Enable [Disable / Enable]
Options
→
BI Disable [Disable / Enable]
→ 2xI Disable [Disable / Enable]
→ Trg Enable [Disable / Enable]
→ Sh1 No [No / Yes]
→
Sh2 No [No / Yes]
→ Sh3 No [No / Yes]
→ Sh4 No [No / Yes]
TripLev
→
I>> 0.05 In
(0.50  40.00)
step 0.01 In
Timers → tI>> 0.05 s (0.05  60.00) step 0.01 s
→ t2xI 0.02 s (0.02  9.99) step 0.01 s
Description of variables
FuncEnab : If disable the function is disactivated
BI : Operation controlled by Blocking Digital Input
2xI : Automatic threshold doubling on inrush
Trg : Function operation triggers the oscillographic wave form capture
(see § Oscillographic Recording)
Sh1 : Tripping of this function (2F51) starts (Yes) or not (No) the first reclosure shot.
Sh2 : Tripping of this function (2F51) starts (Yes) or not (No) the 2 nd reclosure shot.
Sh3 : Tripping of this function (2F51) starts (Yes) or not (No) the 3 rd reclosure shot.
Sh4 : Tripping of this function (2F51) starts (Yes) or not (No) the 4 th reclosure shot.
I>> : Minimum phase current pick-up level (limited to 40 times In)
tI>> : Trip time delay
t2xI : Trip time delay