MCCBs for power distribution M-160 M-250 M-630 M-800
frame size 160 250 630 800
Rated current, In 16, 20, 32, 40, 50, 63, 80, 100, 125, 160 40, 50, 63, 80, 100, 125, 160, 200, 250 300, 400, 500, 630 700, 800
No, of poles 2, 3, 4, 2, 3, 4, 2, 3, 4, 2, 3, 4,
Rated operational Voltage, Ue AC (V) 690 690 690 690
DC (V) 500 500 500 500
Rated impulse withstand voltage, Uimp 8 8 8 8
Rated insulation voltage. Uimp 750 750 750 750
Rated ultimate short circuit breakering capacity, ICU N N N N
AC 50/60Hz 220/240V (KA) 85 100 100 100
380/415V (KA) 50 85 65 65
440/460V (KA) 50 70 65 65
480/500V (KA) 30 50 42 42
660/690V (KA) 5 8 10 10
DC 250V (KA) 42 65 50 50
2 poles in series 500V (KA) 42 65 50 50
Rated service breaking capacity, Ics(%ICU) 100% 100% 100% 100%