We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate within our success for OEM/ODM Factory China YUYE 10A-800A 3P/4P Circuit Breaker with Overload, Short Circuit, Overvoltage Protection MCCB, Our company has been devoting that “customer first” and committed to helping customers expand their business, so that they become the Big Boss !
We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate within our success for China MCCB, Circuit Breaker, Our company absorbs new ideas, strict quality control, a full range of service tracking, and adhere to make high-quality solutions. Our business aims to “honest and trustworthy, favorable price, customer first”, so we won the trust of the majority of customers! If you are interested in our products and solutions and services, you should do not hesitate to contact us!

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℃.We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate within our success for OEM/ODM Factory China 400 AMP 3 Pole Automatic Circuit Breaker with Overload, Short Circuit, Overvoltage Protection MCCB, Our company has been devoting that “customer first” and committed to helping customers expand their business, so that they become the Big Boss !
OEM/ODM Factory China YUYE MCCB, Circuit Breaker, Our company absorbs new ideas, strict quality control, a full range of service tracking, and adhere to make high-quality solutions. Our business aims to “honest and trustworthy, favorable price, customer first”, so we won the trust of the majority of customers! If you are interested in our products and solutions and services, you should do not hesitate to contact us!