Mechanical Bolt Interlocks
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Bolt Interlocks are widely used for the interlocking of switchgear. The bolt is oftenused for the physical blocking of levers or rotary switches via a cam mechanism.

FS - Switchgear Interlock   K - Single Key Bolt Interlock
The FS/Q locks are used to ensure that multiple supplies are not applied to common bus bars. When all incomers are closed the bus bars are open. To close a bus bar, first the incomers must be switched to open.

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  The K Single Key Bolt Interlock is designed for switchgear and valve interlocking applications. The unit comprises a heavy-duty lock body, a lock center and a locking bolt.


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KL - Multiple Key Bolt Interlock   KF - Bolt Interlock with Flange
KL dual key bolt interlocks are used as a part of a safety system. A typical application is where the electrical and pneumatic supplies to the machine are switched on and the access doors to the hazardous area are locked closed.
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  Edges The KF bolt interlocks are used as a part of a safety system to allow safe control of valves or disconnect switches.



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KLF - Dual Key Bolt Interlock with Flange    
Edges KLF dual key bolt interlocks are used as a part of a safety system. A typical application is where the electrical and pneumatic supplies to the machine are switched on and the access doors to the hazardous area are locked closed.

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