China CNC 2021 New 3pole MCB 3p Types of MCB 3p Miniature Circuit Breaker (MCB) Supplier, Find details about China Miniature Circuit Breaker, MCB from CNC 2021 New 3pole MCB 3p Types of MCB 3p Miniature Circuit Breaker (MCB) Supplier
CNC 2021 New 3pole MCB 3p Types of MCB 3p Miniature Circuit Breaker (MCB) Supplier
1. Overload protection
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure
5. According to the type of instantanecous release classified as follows: Type B(3-5)In, type C(5-10)In, type D(10-16)In
Type Standard | lEC/EN 60898-1 | ||
Electrical features | Rated current ln | A | 1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63 |
Poles | P | 1, 2, 3, 4 | |
Rated voltage Ue | V | 230/400 | |
Insulation voltage Ui | V | 500 | |
Rated frequency | Hz | 50/60 | |
Rated breaking capacity | A | 4500 | |
Rated impulse withstand voltage(1.2/50)Uimp | V | 4000 | |
Dielectric test voltage at ind. Freq. for 1min | kV | 2 | |
Pollution degree | 2 | ||
Thermo-magnetic release characteristic | B, C, D | ||
Mechanical features | Electrical life | t | 6000 |
Mechanical life | t | 20000 | |
Protection degree | IP20 | ||
Reference temperature for setting of thermal element | ºC | 30 | |
Ambient temperature (with daily average≤35ºC) | ºC | -5~+40 | |
Storage temperature | ºC | -25~+70 | |
Installation | Terminal connection type | Cable/Pin-type busbar | |
Terminal size top / bottom for cable | mm² | 25 | |
AWG | 18-3 | ||
Terminal size top / bottom for busbar | mm² | 25 | |
AWG | 18-3 | ||
Tightening torque | N*m | 2 | |
In-Ibs | 18 | ||
Mounting | On DIN rail EN 60715(35mm)by means of fast clip device | ||
Connection | From top and bottom |