Application

This serial of vacuum electromagnetic starter can be used under the well where the environment is full of methane, dust and other explosive gas. In the circuit of 50Hz whose rated flow is 4X80A , voltage is 1140V、660V、380V and no grounding electricity flow. It can be used to realize switching , starting,reversal and stopping to ensure the continuing air flow.

Model implication  

Features

Adopting JDB protection device.

Equipped with electricity locking, three phase imbalance, overloading,short circuit , phase-breaking and fan-stoppage alarm protection function.

Adopting modular design makes the maintenance easy, the vacuum contactor let the starter no arc, long life and reliable.

Main technical parameters