Function:1.Better protection:Can be used as a manual small dual power transfer switch. Constructed with multi-stage breaker and interlock mechanisms to provide fault protection for main and auxiliary circuits. 2.Faster Switch: If common power supply failure, you can manually switch between standby power or generator to ensure reliability and safety. 3. Widely used: widely used in hospitals, skyscrapers, military demand, construction markets, banks, networks, and other places where power outages are not allowed, very suitable. 4. Reasonable design: Reliable performance and high shut-off capacity. Shell and components are made of impact resistant and high flame retardant materials. 5.Easy to install: The interlock transmission circuit breaker is very delicate, streamlined and reliable design, looks beautiful and operates quickly, easy and convenient to install standard guideways How to use: 1. Open the package and take out the product. 2. Install circuit breaker in the distribution box. 3. Circuit breaker can be used after wiring Specifications: Item Type: Circuit Breaker Model: DZ47-125 Material: Pa66 Rated Voltage: AC 240-400V Rated Current: 100A Steps: 2P+2P Shut-off Capacity: 10KA Electrical Life: More than 10,000 times. Mechanical life: more than 20,000 times Heat resistant test: class 2, 55 ℃, 95% relative humidity Package List: 1 x Circuit Breaker 1 x Bus Bar