China CNC CE CB Ycm1 Series MCCB Moulded Case Circuit Breaker, Find details about China Molded Case Circuit Breaker, Hyundai MCCB Breakers from CNC CE CB Ycm1 Series MCCB Moulded Case Circuit Breaker
Type | YCM1-63 | YCM1-125 | YCM1-250 | YCM1-400 | YCM1-630 | YCM1-800 | YCM1-1250 | ||||||||
Poles | P | 3 | 3, 4 | 2, 3, 4 | 2, 3, 4 | 3 | 4 | 3 | 4 | 3, 4 | 3 | ||||
Rated current In | A | 10, 16, 20, 25 32, 40, 50, 63 | 10, 16, 20, 25 32, 40, 50, 63 80, 100, 125 | 100, 125, 140 160, 180, 200 225, 250 | 225, 250, 315 350, 400 | 400, 500, 630 | 630, 700, 800 | 800, 1000 1250 | |||||||
Rated insulation voltage Ui | V | 500 | 800 | ||||||||||||
Rated impulse withstand voltage Uimp | V | 6000 | 8000 | ||||||||||||
Rated operation voltage Ue | V | AC400 | AC400/690 | ||||||||||||
Breaking capacity class | L | M | L | M | L | M | L | M | L | M | M | M | |||
Limit short-circuit breaking capacity Icu | kA | 400V | 35 | 50 | 35 | 50 | 35 | 50 | 50 | 65 | 50 | 65 | 75 | 85 | |
690V | 8 | 10 | 8 | 10 | 10 | 20 | 10 | 20 | 30 | 25 | |||||
Working short-circuit breaking capacity Ics | kA | 400V | 22 | 25 | 22 | 25 | 22 | 25 | 35 | 42 | 35 | 42 | 50 | 42.5 | |
690V | 4 | 5 | 4 | 5 | 5 | 10 | 5 | 10 | 15 | 12.5 | |||||
Arcing distance | mm | 50 | 100 | ||||||||||||
Operating frequency | Electrical life | 1500 | 1500 | 1000 | 1000 | 1000 | 500 | 500 | |||||||
mechanical life | 8500 | 8500 | 7000 | 4000 | 4000 | 2500 | 2500 |