ESAB PCM-875A Installation, Operation And Maintenance Manual page 36

SECTION 3
TB1
!
CAUTION
3-8
PCM-875A Mechanized Plasma Cutting System
Remove connection for internal arc start from TB1
Plug terminal connectors into 2 available lugs on
TB1.
Cable Terminals to TB1 should be
insulated to prevent possible damage due
to internal arcing in the power console.
The above illustration shows the terminals
un-insulated for clarity of wire positions.
Replace cover if next step is not required.
Installation