moose man
Senior Member
- Joined
- Aug 8, 2009
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I was called to the offices today with the light out mcb triped when i reset
the mcb all ok but triped again when all 3 offices were put on together
cu used to be 3036 fuse all work fine board change to mcb typ
on the circuit are 8. 8ft double fittings total power is 2000W
Ib 8.6A *1.8PF =15A there is a 10Atype c mcb could this be a overload fault
not a fault current as all the circuits was tested 3weeks before all reading are fine its wired in 1.5singles thing it used to be on a 15A 3036
moose man
the mcb all ok but triped again when all 3 offices were put on together
cu used to be 3036 fuse all work fine board change to mcb typ
on the circuit are 8. 8ft double fittings total power is 2000W
Ib 8.6A *1.8PF =15A there is a 10Atype c mcb could this be a overload fault
not a fault current as all the circuits was tested 3weeks before all reading are fine its wired in 1.5singles thing it used to be on a 15A 3036
moose man