The above photo illustrates a typical
industrial switch or contactor block.
Hookup wire insulation is
length as specified by the switch manufacturer.
Labels are prepared and fitted
over the wire.
Bare wire-end is inserted
under the indented washer and the screw is then tightened.
wires are similarly installed and the assembly is inspected..
Labels are positioned for readability and hot air is applied
to shrink the labels permanently in place.
The final assembly is re-inspected
prior to approval.