The NP7 Miniature Circuit Breaker (MCB) is designed for reliable overload and short-circuit protection in AC 50Hz systems with rated voltage 230/400V and current up to 63A. Engineered for industrial, commercial, and residential distribution networks, it ensures stable circuit protection and safe operation.
Available in B, C, and D tripping characteristics with 1P to 4P configurations, the NP7 series supports diverse load requirements and installation flexibility.
Compliant with IEC 60898-1 standards, it is widely used in power distribution panels, commercial buildings, and infrastructure projects. Suitable for OEM integration and bulk procurement, the NP7 delivers dependable protection for global electrical installations.
3.1Main specifications
3.1.1Graded according to the rated current In: 1A, 2A, 3A, 4A, 6A, 10A, 16A,20A,25A,32A,40A, 50A, 63A;
3.1.2Classified as follows according to the type of instantaneous release: type B (3-5)In, type C (5-10)ln, type D (10-16)1n;
3.1.3Categorized as follows according to the number of poles:
a.Single pole
b.Two poles
c.Three poles
d.Four poles
5.1When ordering the goods, the user shall indicate the following items:
5.1.1Types and names of products, for example, NP7 miniature circuit breaker;
5.1.2Instantaneous tripping type and rated current, for example, C25;
5.1.3Number of poles: for example, 2P;
5.1.4Amount on order, for example, 50 units;
5.2Example for ordering: 50 units of the NP7 series miniature circuit breakers, 2P, C25.
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