(HST-B) Single & Dual Key Bolt Interlocks

STAINLESS STEEL BOLT INTERLOCKS

The HST-B range can be used to lock ‘ON’ or ‘OFF’ electrical switchgear circuit breakers, disconnectors and earthing devices by extended the bolt into a corresponding slot in a cam connected to the switchgear operating handle or toggle. Only when the switchgear is in the desired position can you release the key. Variations include single or double key units, orientation of the housing (left or right), bolt length/diameter, with either front or rear fixings and fitting a position limit switch to provide status information. Manufactured of stainless steel and supplied with protective dust caps as standard.