What is Circuit Breaker

Circuit Breaker is a very important category in the Electrical & Electronics industry. A good Circuit Breaker can make a big difference in your comfort and productivity. There are many styles of Circuit Breaker available, so you can choose one that's well suited to your needs.

How to source & buy Circuit Breaker

At made-in-china.com, Circuit Breaker are made from various kinds of features such as Breaking Capacity, High Voltage Circuit Breakers, Low Voltage Circuit Breakers, which offer unique user experiences to every kind of taste.
Take Breaking Capacity for example, you can find High Voltage Circuit Breakers Breaking Capacity, Low Voltage Circuit Breakers Breaking Capacity and more.

By Breaking Capacity

The Best Circuit Breaker Products

Product Description Open Electric 1p 2P 3P 4P Mini MCB 20A 16A 10A 32A 25A 40A 63A AC MCB Miniature Circuit Breaker General: 1.Overload protection 2.Short circuit protection 3.Used in residential buiding,non-residential building,energy souce industry and infastructure 4.According to the type of instantaneous release classified as follows:typeB(3-5)In,typeC(5-10)In,typeD(10-20)In Product Parameters For protection of general power distribution (IEC/EN 60898-1) Poles 1P 2P 3P 4P Electrical performance Functions short circuit protection,overload protection,isolationg,control Rated frequency f (Hz) 50-60Hz Rated working voltage Ue V AC 230/400 400 Rated current In(A) 1,2,3,4,5,6,10,16,20,25,32,40,50,63 Rated insulated voltage Ui (V) 500 Impulse withstand voltage Uimp kV 4 Instantaneous tripping type DZ47-63 B/C/D B/C/D Rated short circuit Icn(kA) 6 10 Release type Thermal magnetic type Service life(O~C) Mechanical Actual value 20000 Standard value 4000 Electrical Actual value 8000 Standard value 4000 Connection and installation Protectiom degree IP20 Wire mm² 1~35 Working temperature -5 ~+40ºC Resistance to humidity and heat Class 2 Altitude above sea ≤2000 Relative humidity +20ºC , ≤90% ;+40ºC , ≤50% Pollution degree 2 Installation environment Avoid obvious shock and vibration Installation class Class II , Class III Mounting DIN35 rail Combination with accessories Auxiliary contact Yes Alarm contact Yes Shunt release Yes Undervoltage release Yes Auxiliary contact+Alarm contact Yes Dimensions(mm) (WxHxL) a 18 36 54 72 b 80 80 80 80 c 72 72 72 72 Detailed Photos

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