Hypertherm Powermax 125 Service Manual

Powermax125 Service Manual 808070 251
9 – Power Supply Component Replacement
Install the PFC inductor
1. Place the PFC inductor in the power supply while guiding the PFC inductor wires through the opening in the bottom
of the center panel.
2. Slide the tabs on the front of the PFC inductor into the slots in the base of the power supply.
3. Tighten the 2 supplied mounting screws in the base of the PFC inductor to 69.1 kg-cm (60 inch-pounds).
4. Secure the PFC inductor wires to the power board using the screw and bolt removed in step 2 on page 249. Tighten
the screw to 40.3 kg-cm (35 inch-pounds) and the bolt at J25 to 63.4 kg-cm (55 inch-pounds).
Figure 106
5. Complete the following procedures:
a. See Install the fan shroud on page 216.
b. See Install the component barrier on page 173.
c. See Install the power supply cover on page 172.
d. Reconnect the power and gas supply.
1
2 3
4
1 PFC inductor
2 PFC inductor tab
3 Slot in base
4 PFC inductor wires (2)

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