GKM1L series MCCB plastic case circuit breaker

Group MCCB
Min. Order 1 piece
Terms of Payment all
Update Time 2019-10-15
Item specifics
modelGKM1 L-125,GKM1 L-250,GKM1 L-400,GKM L-800
Shell current Inm(A)125,250,400,800
Number of poles3,4
Rated insulation voltage Ui(V)AC800
Rated operating voltage Ue(V)AC400
Rated impulse withstand voltage Uimp(V)8000
Arcing distance (mm)≯50
Breaking ability levelL,M,H
Applicable work environment
 Altitude 2000m and below
Pollution degree 3
 Can withstand the effects of humid air
Can withstand the effects of salt spray and oil mist
Can withstand the effects of mold
Maximum inclination is ±22.5°
Works reliably when subjected to normal vibration of the ship
Works reliably under earthquake conditions (4g)
The surrounding medium temperature is not higher than +40 °C (+45 °C for marine products) and not lower than -5 °C
 In a medium without explosion hazard, and the medium does not have enough gas and conductive dust to corrode metal and destroy insulation.
In places where there is no rain or snow
Technical performance index
Four-pole circuit breaker specifications
Power loss and derating factor
Trip unit mode and internal accessory code