DZ40 4Pole Earth Leakage Circuit Breaker

Core functions and advantages

1. Comprehensive protection: Effectively prevent direct or indirect contact electric shock accidents caused by insulation damage or equipment leakage, etc., and can effectively reduce the risk of electrical fires.
2.  Easy installation: This product adopts a universal modular size and is compatible with the installation space of most standard distribution boxes. Supports quick clamping on 35mm standard rails, with convenient wiring, making installation and maintenance more simple and efficient.
3. Reliable and durable: The DZ40 4Pole Earth Leakage Circuit Breaker adopts a reliable electromagnetic trip mechanism, which responds quickly and has strong anti-interference ability, effectively avoiding false operation.

Detailed technical specifications

Parameter item	Specification description
Product model	DZ40 4Pole Earth Leakage Circuit Breaker
Polar number	4P
Rated current	16a, 25a, 32a, 40a, 63a Optional
Rated leakage operating current	30mA (Standard, other specifications can be consulted)
Rated voltage	400V AC 50/60Hz
Tripping feature	Type C (Suitable for conventional loads)
Installation method	35mm DIN rail mounting
Certification standard	CE

Application scenarios

• Main switch for small commercial premises: DZ40 4Pole Earth Leakage Circuit Breaker main leakage protection at the three-phase incoming lines of convenience stores, restaurants and offices.
• Three-phase power equipment protection: Provide independent leakage and overload protection for small fans, water pumps, air conditioning units and other equipment.
• Workshop branch circuit protection: In small processing workshops, it provides safety protection for each group of sockets or lighting circuits.
• System safety upgrade: Carry out safety enhancement renovations on the existing three-phase distribution circuits without leakage protection.