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Key switches with safety contacts

Key switches for power isolation of the machine
Brands
Safety key switch S
Safety key switch in enclosure SR
Multiple safety key switch XMR
Solenoid controlled safety key switch SS1
Solenoid controlled safety key switch in enclosure MSSR
Solenoid controlled multiple safety key switch SS2

Key switches with safety contacts

Key switches are used for isolating power to machinery. Standard key switches isolate the power by turning the key which switches de safety contacts. For machines with rundown time solenoid controlled key switches are uses which only release the key when the solenoid is energised.

The released key can be used as a personal safety key or as an access key to open access point of the isolated machine.