AC Mccb Breaker 400A 380V 3P Three Poles DC MCCB Breaker Switch Electric Moulded Case Industrial DC MCCB
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- Supplier: Sadestate (hangzhou) International Trade Co. Ltd.
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Product Overview
Description
Product Description
Model | SST-L3 |
Standard | IEC/GB |
Capacity | 400A |
Rated voltage(V) | 380 |
Rated current(A) | 225、250、315、350、400、800 |
Rated frequency | 50/60Hz |
Class | Earth Leakage |
Breaking capacity | M |
Number of poles | 3P、4P |
Impulse withstand voltage(kV) | 4 |
Product Description
SST series molded case circuit breaker has a rated insulation voltage of 800V, which is suitable for AC 50Hz, rated working voltage of 690V and below, and rated working current to 1600A in the distribution network, which is used to distribute electric energy and be used as overload, short circuit and undervoltage protection of lines and power supply equipment, and can also be used as infrequent conversion of lines and infrequent start of motor and overload, short circuit and undervoltage protection, and this product has isolation function. The electronic molded case circuit breaker can set the long-delay action current of overload fault, long-delay action time of overload fault, short-delay action current of short-circuit fault, short-delay action time of short-circuit fault, instantaneous current of short-circuit fault, and pre-alarm action current value, and can set protection parameters according to the characteristics of the distribution system and load dual equipment to achieve the purpose of precise protection.
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