GYM9 high breaking capacity small circuit breaker is mainly used in AC 50Hz/60Hz, rated working voltage 230V/400V, rated current to 63A and below. Normally, it can also be used as an infrequent disconnection and conversion of lines. Circuit breakers are mainly used in industrial, commercial, high-rise buildings, household and other places.
Description
FEATURES
- Short-circuit protection
- Overload protection
- Close quickly
- high breaking capacity
- Isolation function
- Indication function of contact position
- Transparent cover designed to carry label.
- Support 35mm Din – rail installation
- Support top incoming and bottom outgoing wiring type, or bottom incoming and top outgoing wiring type.
- Able to select electrical accessories and achieve distant indication of MCB condition: breaking, closed, and fault tripping.
- Able to select electrical accessories and realize under-voltage and over-voltage protection of MCB and distant shunt release.
Technical Parameters
| Electrical features | |
| Rated current In | 1-63A |
| Poles | 1P 2P 3P 4P |
| Rated voltage Ue | 1P: 230/400V~ 2/3/4P:400V~ |
| Insulation voltage Ui | 500V |
| Rated frequency | 50/60Hz |
| Rated breaking capacity | 4.5kA |
| Rated impulse withstand voltage(1.2/50) Uimp | 6kV |
| Dielectric test voltage at and ind. freq.for 1min | 2.5kV |
| pollution degree | 2 |
| Thermo-magnetic release characteristic | B、C、D |
| Electrical life | 4000 |
| Mechanical life | 10000 |
| Contact position indicator | Yes |
| Installation | |
| Protection degree | IP20 |
| Reference temperature for setting of thermal element | 30℃ |
| Ambient temperature (with daily average ≤35℃) | -5~+40℃ |
| Storage temperature | -25~+70℃ |
| Terminal Connection type | Cable/Busbar |
| Terminal size top/bottom for cable | 25mm |
| Tightening torque | 3.0N |
| Connection | Top and bottom |
| Combination with accessories | |
| Auxiliary contact | Yes |
| Alarm contact | Yes |
| Shunt release | Yes |
| Under voltage release | Yes |
