INSTALLATION
Return to Section TOC
INPUT CONNECTIONS
WARNING
ELECTRIC SHOCK can kill.
• Have a qualified electrician install and service this equip- ment.
•Turn the input power off at the fuse box before working on this equipment.
•Do not touch electrically hot parts.
Input supply line ground lead entry is through a hole located at the top of the case rear panel. A removable door covers the input connection box, which contains the input contactor (CR1) and reconnect panel assem- bly for multiple voltage machines.
GROUND CONNECTION
The welder frame must be grounded. A stud marked
with the symbol 
located on the floor of the input box is provided for this purpose. See the U.S. National Electrical Code for details on proper ground- ing methods.
Return to Section TOC
•Insulate yourself from the work and ground.
•Always wear dry insulating gloves.
Be sure the voltage, phase, and frequency of the input power is as specified on the rating plate, located on the case front control panel. See Figure A.1. Also see appropriate Technical Specifications page for input and ground wire requirements.
INPUT SUPPLY CONNECTIONS
Input power is connected to the three line terminals on the input contactor. See Figure A.2. Be sure the volt- age, phase, and frequency of the input power is as specified on the rating plate.
Return to Section TOC
Return to Section TOC
Return to Master TOC
Return to Master TOC
Return to Master TOC
Return to Master TOC
FIGURE A.1 – RATING PLATE LOCATION
1
1. RATING PLATE
IDEALARC R3R
