Our organization insists all along the quality policy of “product quality is base of business survival; purchaser gratification is the staring point and ending of an business; persistent improvement is eternal pursuit of staff” as well as the consistent purpose of “reputation 1st, purchaser first” for OEM Customized China VCM1 250A 4p Moulded Case Circuit Breaker, We play a leading role in furnishing clients with good quality goods great provider and aggressive charges.
Our organization insists all along the quality policy of “product quality is base of business survival; purchaser gratification is the staring point and ending of an business; persistent improvement is eternal pursuit of staff” as well as the consistent purpose of “reputation 1st, purchaser first” for China MCCB, Circuit Breaker, Since its foundation , the company keeps living up to the belief of “honest selling , best quality , people-orientation and benefits to customers. ” We’re doing everything to supply our customers with best services and best solutions . We promise that we are going to be responsible all the way to the end once our services begin.

Product details

Product summary

YEM3 series moulded case circuit breaker(hereinafter referred to circuit breaker)is applied in the circuit of AC 50/60 HZ,its rated isolation voltage is 800V,rated working voltage is 415V,its rated working current reaches to 800A ,it is used to transfer infrequently and infrequent motor start(Inm≤400A).Circuit breaker has over-load,short circuit and under-voltage protection function so that protects the circuit and power supply device from being damaged.This circuit breaker has the features of small volume,high breaking ability,short arc and anti-vibration.
Circuit breaker can be installed vertically or horizontally.

Operating conditions

1.Altitude:<=2000m.
2.Environmental temperature:-5℃~+40℃.
3.The relative humidity of the air does not exceed 50% at a maximum temperature of +40℃,higher relative humidities may be permitted at lower temperature,e.g.90% at 20℃.Special measure may be necessary in case of occasion condensation due to variations in temperature.
4.Pollution degree 3.
5.Installing category:Ⅲfor main circuit,Ⅱfor other auxiliary and control circuits.
6.The circuit breaker is suitable for the electromagnetic environment A.
7.There must be not any explosive dangerous and not any conducting dust,there must be not any gas which would corrode metal and destroy insulation.
8.The place would not by invaded by rain and snow.
9.The storage condition:the air temperature is -40℃~+70℃.Our organization insists all along the quality policy of “product quality is base of business survival; purchaser gratification is the staring point and ending of an business; persistent improvement is eternal pursuit of staff” as well as the consistent purpose of “reputation 1st, purchaser first” for OEM Customized China VCM1 250A 4p Moulded Case Circuit Breaker, We play a leading role in furnishing clients with good quality goods great provider and aggressive charges.
OEM Customized China MCCB, Circuit Breaker, Since its foundation , the company keeps living up to the belief of “honest selling , best quality , people-orientation and benefits to customers. ” We’re doing everything to supply our customers with best services and best solutions . We promise that we are going to be responsible all the way to the end once our services begin.