Hypertherm Powermax 65 Service Manual

Component ReplaCement
powermax 65/85 Service Manual 6-5
Replace the power cord
For wire sizes, see Extension cord specifications in Section 2, Power Supply Setup.
Replace the power cord (200 – 600 V 3-phase CSA, 400 V 3-phase CE)
This section describes the procedures for replacing the power cord on 3-phase power supplies.
Remove the existing 3-phase power cord
1. Turn OFF the power, disconnect the power cord, and disconnect the gas supply.
2. Remove the power supply cover and Mylar barrier. Refer to page 6-2 Remove and replace the power supply
cover and Mylar
®
barrier.
3. Loosen the set screws that secure the three power wires to the top of the power switch.
Note: For CSA models, use a #2 Phillips screwdriver. For CE models, use a #1 Phillips screwdriver.
L1
L2
Power switch
Ground screw
Strain relief
retention nut
L3
Strain relief nut
inside power
supply

Hypertherm Powermax 65 Specifications

General

Open Circuit Voltage (OCV)	300 VDC
Gas Supply	Clean, dry, oil-free air or nitrogen
Maximum Cut Capacity (Mild Steel)	1" (25 mm)
Input Voltage	200-600 V, 1/3-PH, 50/60 Hz
Output Current	20 – 65 A
Duty Cycle	50% @ 65 A
Recommended Gas Inlet Flow Rate/Pressure	6.7 scfm @ 85 psi
Torch Lead Length	25 ft (7.6 m)
Maximum Cut Capacity (Aluminum)	5/8" (16 mm)
Severance Cut Capacity (Mild Steel)	1-1/4" (32 mm)
Maximum Severance Thickness	1-1/4 in (32 mm)
Gas Type	Air/Nitrogen
Torch Options	Hand Torch, Mechanized Torch