abb Vmax MU release

ABB Vmax MU Release

Undervoltage release (-MU) The undervoltage release opens the circuit-breaker when there is notable lowering or lack of its power supply. It can be used for remote release (by means of normally closed type pushbuttons), to control the voltage in the auxiliary circuits or for mechanical lock on closing allowed only with release energized. The circuit-breaker…

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ABB Vmax Truck

ABB Vmax Truck

Used to mount Vmax circuit breaker, transformer and other components in the withdrawable Vmax   1 Used to mount circuit breaker, transformer and other components in the withdrawable switchgear, as auxiliary operation of components with busbar. When operation with internal mechanism of circuit breaker and other interlock mechanism of mid-placed cabinet, it can satisfy the…

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ABB Vmax MO Release

ABB Vmax MO Release

Shunt opening release (-MO1) This allows remote opening control of the apparatus. The release can operate both in direct and alternating current. This release is suitable for both instantaneous and permanent service. In the case of instantaneous service, the minimum current impulse time must be 100 ms. Characteristics Optional accessories The accessories identified with the…

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