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Overview:
When appropriately applied, KIRK^® key interlock systems ensure that a pre-determined sequence of operation is followed. KIRK^® key interlock systems can prevent expensive machinery and electrical equipment from being damaged due to operator error. On high-voltage switchgear, the proper use of Kirk Key interlocks could ultimately save someone’s life.

KIRK^® key interlock systems are versatile and applicable to any standard equipment. Most systems mount directly on devices without elaborate changes or modifications. Any KIRK^® key interlock system can be easily expanded, re-arranged, or combined with another existing KIRK^® key interlock system.

Our customer service staff is prepared to fully understand your interlocking requirements, then offer a KIRK^® key interlock system to best suit your particular application. With our ultimate user records dating back to 1945, we are able to coordinate with KIRK^® key interlocks on your existing equipment and avoid the potentially dangerous situation of duplicate locks in the same location.

Other Application Links AVAILABLE:

Technical Papers
Kirk Key Interlock Company has published these technical papers for your reference when specifying key interlocks in your project.

Standards & Regulations Supporting Utilization of Interlocks
The utilization of key interlocks is supported by many standards and regulations.

Links to Standards and Safety Organizations
Kirk Key Interlock is continually working with safety and standards organizations to recognize that key interlocks are appropriate in many more circumstances than manufacturers and installation contractors are currently utilizing them.

Actual Cases of Electrical Equipment Accidents
A compilation of brief case histories involving electrical accidents that led to severe injuries, loss of life, and large financial settlements.