China CNC Ycm1-63L Series Molded Case Circuit Breaker, Find details about China MCCB, Circuit Breaker from CNC Ycm1-63L Series Molded 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 |