Operating Instructions DC-xx13 and M31xx
961-00060 rev9 6/25
3 Commissioning
3.1 Electrical Connections
DO Use a properly rated Mains Service Supply
An identification plate on the rear panel specifies the input mains voltage
requirement.
DO Provide Proper Ventilation
DO Use Lifting Gear to Move the Unit
DO NOT Operate Machine Without Covers
DO NOT Operate With Suspected Failures
DO NOT Operate in an Explosive Atmosphere
DO NOT Operate in Wet/Damp Conditions
IF IN DOUBT, CONTACT YOUR DISTRIBUTOR
Inspect the unit for any shipping damage prior to connecting to the mains supply.
Caution
This product MUST be connected to the correct mains supply voltage. Refer to the identification plate
located on the rear panel.
Single-Phase
Cable Colour:
Brown Live
Blue Neutral
Yellow/Green Safety Earth / Ground
3-Phase
Cable Colour:
Black Line 1
Black Line 2
Black Line 3
Yellow/Green Safety Earth / Ground
Ensure a good earth / ground connection is provided for operator safety. The internal electrical circuits
are floating, so an additional earth / ground connection can be made to one output lug or on one side
of the weld head. The unit will not operate with both the positive and negative outputs grounded.
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