Air Circuit Breaker Detail Information Demin 3200 amp air circuit breaker acb series universal circuit breaker(hereinafter referred to as breaker)is suitable for the circuit of AC 50Hz with rated voltage 400V, 690V and rated current up to 6300A. It is mainly used to distribute electric energy and protect circuits and power-supply equipment from overload, under-voltage, short-circuit and single-phase earthing. With intellectualized and selective protection functions, the breaker can improve the reliability of power supply, and avoid unnecessary power failure. The breaker is applicable for power stations, factories, mines (for 690V) and modern high-buildings, especially for the distribution system of intellectualized building. Date Sheet Inspection by Switching Numbers Payment and Packing Others Packaging Packaging Details1pcs one wooden carton Port: Ningbo/Shanghai FAQ 1. Can I get a sample before the bulk order? Yes, we welcome sample order to test and check quality. Mixed samples are acceptable. 2. Do you inspect the finished products? Yes, each step of production and finished products will be came out inspection by QC department before shipping. 3. Can I become an Agent / Distributor of our Demin products? Welcome! But please let me know your Country/Area first, We will have a check and then talk about this. If you want any other kind of cooperation, do not hesitate to contact us.Air Circuit Breaker website:http://www.dmmccb.com/ac-mcb/air-circuit-breaker/