Miniature Circuit Breakers (MCB) which can be used in low voltage electrical installations to protect conductors, switchgear, and electrical equipment in general against overload and short-circuit.
| Specifications | | |
| | Standard | | IEC/EN 60898-1 IEC/EN 60947-2 |
Electrical
features | Rated current In | A | 1,2,3,4,6,10,13,16,20,25,32,40,50,63 |
| Poles | P | 1,2,3,4 |
| Rated voltage Ue | V | 120/240 220/380 230/400 240/415 |
| Insulation voltage Ui | V | 500 |
| Rated frequency | Hz | 50/60 |
| Rated breaking capacity | A | 4500/6000/10000 |
| Energy limiting class | | 3 |
| Rated impulse withstand voltage(1.2/50)Uimp | V | 6000 |
| 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 | 10000 |
| Mechanical life | t | 20000 |
| Contact position indicator | | Yes |
| Protection degree | | IP20 |
Reference temperature for setting
of thermal element | ºC | 30 |
Ambient temperature
(with daily average ≤35ºC) | ºC | -5~+40 |
| Storage ten perature | ºC | -25~+70 |
Product Description
Electrical Features
Rated current In: 1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63A
Poles: 1P, 1P+N, 2P, 3P, 3P+N, 4P
Rated voltage Ue: 240/415V
Insulation voltage Ui: 500V
Rated frequency: 50/60Hz
Rated breaking capacity: 6000/10000A
Energy limiting class: 3
Rated impulse withstand voltage(1.2/50) Uimp: 4000V
Dielectric test voltage at ind. Freq. For 1 min: 2kV
Pollution degree: 2
Thermo-magnetic release characteristic: B, C, D
Mechanical Features
Electrical life: 8, 000
Mechanical life: 20, 000
Contact position indicator: Yes
Protection degree: IP20
Reference temperature for setting of thermal element: 30º C
Ambient temperature (with daily average≤ 35º C): -5º C...+40º C
Storage temperation: -25º C...+70º C
Installation
Terminal connection type: Cable/U-type busbar/Pin-type busbar
Terminal size top/bottom for cable: 25mm2 18-3AWG
Terminal size top/bottom for busbar: 25mm2 18-3AWG
Tightening torque 2.0 N*m 22 In-Ibs.
Mounting: On DIN rail EN 60715 (35mm) by means of fast clip device
Connection: From top and bottom
Combination with accessories
Auxiliary contact: Yes
Shunt release: Yes
Under voltage release: Yes
Alarm contact: Yes