Protective earthing conductor
Min cross section
Input L, N, G
Min conductor cross section
Output L,N,
Min conductor cross section
External Battery Cabinet
Positive Pole(+), Negative
pole(-), Neutral Pole
Min conductor cross section
External Battery Cabinet Fuse
in Positive Pole(+), Negative
pole(-), Neutral Pole
The UPS does not have an automatic protection device against current
backfeed. It is suggested that the unit should be installed using an
external isolating device. Check for hazardous voltage between all
terminals before operating this circuit.