• NOARK Miniature Circuit Breaker 3P Type B 25A 6kA AC (100055)

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Modular overcurrent circuit breakers of the Ex9BN series are universal devices for all types of applications meeting the high requirements of standards for domestic use in accordance with EN 60898 in the current rating range from 1 to 63A. The rated short-circuit breaking capacity Icn is 6kA. In any case, Icn applies to all versions of circuit breakers, i.e. up to 63 A rated current and B, C, D trip characteristics.

Ex9BH series overcurrent circuit breakers are available in 1, 1+N, 2, 3, 3+N, 4 -pole versions, where the pole width corresponds to one module - 18 mm. Tripping characteristics: B, C, D. With regard to mechanical parameters, the Ex9BH and Ex9BN series are fully compatible.

They can be combined with a wide range of accessories, including auxiliary contacts, auxiliary trip contacts, rising, undervoltage and overvoltage triggers or residual current blocks. Various combinations of accessories can be created. These combinations are limited only by the total number, not the type of accessories - all components fit together. Up to three units of auxiliary contacts or trip contacts and up to two units of triggers can be installed.


General features:

    Overcurrent circuit breakers in accordance with IEC / EN 60898-1
    Rated short-circuit breaking capacity Icn 6 kA
    1 to 4 poles
    Tripping characteristics B, C, D
    Rated current up to 63 A
    Rated voltage 230/400 V AC, 48 V DC (per pole)






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