600V INSTALLATION
2-2
600V Installation Manual
WARNING
INSTALLATION MUST BE PERFORMED ONLY BY HYPERTHERM DISTRIBUTORS OR
QUALIFIED ELECTRONICS TECHNICIANS!!
SHOCK HAZARD: Always turn off power, unplug cord from wall and wait 5 minutes before
removing any cover of the power supply! If power unit is directly connected to a line
disconnect box, place line disconnect switch to OFF position. Lock out and tag out switch
before proceeding!
INSTALLATION
The installation of the 600V kit to the 208/240/480V Powermax900 involves 6 basic steps:
1.
Installation of wheels and casters to the transformer case.
2.
Attaching the 600V power supply bracket to the Powermax900 chassis.
3.
Attaching the 600V case assembly to the Powermax900 chassis.
4.
Switching the power supply voltage configuration to 480V.
5.
Hooking up the three-phase transformer secondary power cord from the 600V
transformer case assembly to the Powermax900.
6.
Choosing the plug, power cord and line disconnect box fuse.
WARNING
THE 208/240/480V POWERMAX900 POWER SUPPLY IS SET UP TO OPERATE AT 240V WITH
A SINGLE-PHASE INPUT. WHEN CONVERTED TO A 600V POWER SUPPLY, THE VOLT-
AGE CONFIGURATION IN THE POWER SUPPLY MUST BE SWITCHED TO 480V, AND THE
POWER CORD MUST BE HOOKED UP FOR THREE-PHASE OPERATION. See pages 2-9 to
2-10.
See Section 3 for a parts list of the 128312 Powermax 600V conversion kit.
Note: All graphics and text in this document refer to the Powermax900. Unless otherwise noted, all
instructions apply to either the Powermax800 or Powermax900.
