Product Overview
The ZR3ML series residual current circuit breakers are suitable for low-voltage distribution systems where leakage protection and personal safety protection are required. The product features overload, short circuit, isolation, and residual current protection. It offers different frame currents, breaking capacities, trip types, and residual current specifications, making it suitable for building distribution, industrial distribution, and complete cabinet configurations.
Key Specifications
- Frame current: 125A, 160A, 250A, 400A, 630A, 800A
- Rated current: 16A~800A
- Poles: 3P, 4P
- Rated operating voltage: AC 400V
- Rated insulation voltage: 1000V
- Rated impulse withstand voltage: 8kV
- Residual operating current: 30mA~1000mA
- Selectivity type: Class A
- Standards: GB/T 14048.2, IEC 60947-2
Product Features
- Provides both dis