GLOSSARY

Trapped Key Interlocking

Trapped key interlocking, or a trap key system, uses a key that must be removed to cut power and then used to open a guard, preventing the machine restarting while the key is out.

Other Terms

Guard Locking

Guard locking keeps an interlocked guard locked shut until the machine inside has come to a complete stop and the guard has been released by a control device.

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Low Voltage Directive

The Low Voltage Directive 2006/95/EC sets the safety requirements for electrical equipment operating within defined voltage ranges, one of the directives a compliant control panel must meet.

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