Frequently Asked Questions
Mechanical interlock is an optional feature to ensure power disconnection before insertion or removal of the plug. Internal interlock facility is available on three phase, one piece cover switched socket outlets. add I to Catalogue Number e.g. 56CV410 becomes 56CVI410.
There is no interlock function for the 3 pin 10amp 56 series outlet. Customer would have to use 5 pin 10amp outlet and plug.
The part number for a 5 pin 10amp switched outlet that has an interlock with the switch , so that the plug cannot be pulled out unless the isolator is switched OFF is - 56CVI510 & 56P510
An internal interlock is fitted to the outlet to prevent insertion or withdrawal of the plug (provided the plug is fitted with an interlock
facility) while the switch is in the ‘on’ position.