Hypertherm Powermax 125 Service Manual

Powermax125 Service Manual 808070 225
9 – Power Supply Component Replacement
7. Connect the wire terminals to the top of the pressure switch (blue wire closest to the center panel).
8. Install the filter element, retaining nut, and filter bowl. See Install the gas filter element on page 167.
9. Complete the following procedures:
a. See Install the end panel bracket on page 175.
b. See Install the power supply cover on page 172.
c. Reconnect the power and gas supply.
Replacing the solenoid valve
Remove the solenoid valve
1. Complete the following procedures:
a. See Disconnect the power and gas supply on page 166.
b. See Remove the power supply cover on page 172.
c. See Remove the end panel bracket on page 174.
d. See Remove the fan shroud on page 216.
2. Unplug the J6 connector from the back side of the power board.
Figure 84
3. Pull the solenoid valve power wires and connector through the left grommet from the fan side of the power supply.
See Figure 85 on page 226.
4. Push in the plastic ring on the pressure transducer fitting while pulling the pressure transducer out of the solenoid
valve.
Kit number Description
228882 Kit: Powermax105/125 regulator/solenoid valve
J1 J2 J3 J5 J6
J1 J2 J3 J5 J6

Hypertherm Powermax 125 Specifications

General

Output Current	30-125 A
Input Power	15.2 kW
Open Circuit Voltage	300 VDC
Gas Supply	Clean, dry, oil-free air or nitrogen
Input Power Cable Length	10 ft (3 m)
Rated Output Current	125 A
Gas Type	Air or nitrogen
Cutting Capacity	1-1/4 inch (32 mm)
Pierce Capacity	1 inch (25 mm)
Input Voltage	200-600 V, 3-PH
Duty Cycle	100% @ 125 A
Certifications	CSA
Maximum Clean Cut Thickness	1-1/4 inch (32 mm)
Cooling Method	Fan-cooled
Torch Options	Hand