The instructions in this manual will enable a qualified electronics technician to convert the 208/240/480 volt Powermax900 or 208/240/480 volt Powermax800 power supply into a 600 volt power supply. The kit (128312) contains a transformer and case, wheels, castors, and 2 line cords - one to hook up to a line disconnect box or 3-phase plug, and a shorter cord to connect from the transformer case to the link box at the rear of the Powermax - See Figure 2-1.
600V INSTALLATION Section 2 600V INSTALLATION In this section: Installation ..................2-2 Installation of Wheels and Casters to Transformer Case ....2-4 Wheel Installation ................. 2-4 Caster Installation ................. 2-4 Attaching Power Supply Bracket to Powermax900 Chassis ..... 2-6 Attaching 600V Transformer Case Assembly to Powermax900 Chassis ..............
600V INSTALLATION 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.
600V INSTALLATION INSTALLATION OF WHEELS AND CASTERS TO TRANSFORMER CASE Wheel Installation 1. Carefully turn transformer case assembly upside down. 2. Snap an 027249 retaining ring on one end of the 004672 wheel axle. 3. Slide one 027057 wheel on the axle. 4.
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600V INSTALLATION 075470 10-32 screws (8) 027299 075174 Caster 10-32 star washers (8) 027249 008973 Retaining Shoulder ring washer 004672 Axle 027057 027057 Wheel Wheel Figure 2-2 Wheel and Caster Installation Figure 2-3 Wheels and Casters Installed on 600V Transformer Case 600V Installation Manual...
CHASSIS. 1. If torch is connected to power supply, disconnect it. 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 and remove power cord from line disconnect box.
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6. Place the 001568 power supply bracket against the bottom of the power supply as shown in Figure 2-5 and fasten with the 075470 10-32 screws, 075174 star washers and 075160 kepnuts in 12 locations. Note: The Powermax800 chassis does not require the 075160 kepnuts. 075160 001568...
600V INSTALLATION ATTACHING 600V TRANSFORMER CASE ASSEMBLY TO POWERMAX900 CHASSIS 1. Replace the power supply cover. 2. Lift Powermax over transformer case assembly with the rear of the power supply lined up over the power cord side of the transformer case. 3.
600V INSTALLATION SWITCHING VOLTAGE CONFIGURATION TO 480V 1. Configure TB2 by moving the voltage link wire (Black) to the position shown in Figure 2-7. Link Box Jumper 480V (Black) GND (White) Figure 2-7 Switching Voltage Configuration to 480V 2. Configure TB3 with one jumper linked in the position shown in Figure 2-7. 3.
600V INSTALLATION HOOKING UP THE THREE-PHASE TRANSFORMER SECONDARY POWER CORD FROM 600V TRANSFORMER CASE ASSEMBLY TO POWERMAX900 1. Connect L1 (Black), L2 (White) and L3 (Red) of the three-phase transformer secondary power cord to TB1 of the link box as shown in Figure 2-8. 2.
600V INSTALLATION CHOOSING PLUG, POWER CORD AND LINE DISCONNECT BOX FUSE Power Cord Plug The 600V Powermax900 kit is shipped with a three-phase power cord and no plug. The user must obtain a plug that is certified by national or local electrical codes. The plug should be connected to the power cord by a licensed electrician.
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