DNB4-40 Mini circuit breaker |
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Application Range: |
DNB4-40 mini circuit breaker is single-phase breaker of IPN structure, applicable to 50/60Hz lighting of maximum 230V rated voltage and used in socket circuit for protection against overload and short-circuits and for non-frequent energizing and de-energizing of powered equipment. Phase wires and neutral wires are connected or disconnected at the same time, improving safety in electricity utilization. With only 1/2 width of circuit breakers 2P of other types, it¨s smart, pleasing in appearance and more favorable in price-performance ratio. This product complies with standard GB10963 and IEC60898. |
Model and the explanation: |
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Main specs and technical parameters: |
1.Rated current: 2、4、6、10、16、20、25、32、40A 2.Rated short-circuit breaking capacity: In+20A 6KA In=25-40A 4.5KA 3.Mechanical and electrical life: closing operation and opening operation for 4000 times respectively, totaling up to 8000 times. |
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