Miniature Circuit Breaker for Overcurrent Protection
Miniature circuit breakers are electromechanical devices protecting electrical circuits from overcurrents like short circuits or overloads. These MCBs automatically disconnect a circuit upon detecting a fault, preventing equipment damage and reducing electrical fire risks.
Technical Specifications
Overview
Reliable Overcurrent Protection
This miniature circuit breaker (MCB) is designed to provide automatic protection for electrical circuits against overloads and short circuits. Featuring thermal-magnetic trip technology, it ensures precise operation across a wide range of current ratings. The modular design is suitable for residential, commercial, and industrial distribution systems, offering easy DIN rail mounting and high durability for long-term reliability.
Electrical Ratings
Key Electrical Ratings
4.5 kA
Breaking Capacity
500 V
Insulation Voltage
4 kV
Impulse Voltage
Trip Curve Options
BCD
- Available Rated Currents
- 1A2A4A6A10A16A20A25A32A40A50A63A
- Operational Voltage & Frequency
- 230 V AC, 50/60 Hz
Mechanical & Installation
Pole Configuration
- 1 Pole
- 2 Poles
- 3 Poles
- 4 Poles
Durability Specifications
| Type | Cycles |
|---|---|
| Mechanical | 10,000 |
| Electrical | 4,000 |
- Mounting
- DIN rail (Clip-on)
- Terminal Capacity
- 1-25mm² (flexible) / 1-35mm² (rigid)
- Tightening Torque
- 3.5 N.m
Standards & Compliance
- Compliance
- IEC 60898-1
- Suitable for Isolation
- Yes
