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Hypertherm Powermax 65 Service Manual

Hypertherm Powermax 65
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TroubleshooTing and sysTem TesTs
powermax
65/85
Service Manual 5-31
Fault
code
Description
(System test number)
Power
LED
Fault
LED
Fault
icon
Solutions
3-51-1 Inverter saturation fault (the
inverter is over current)
On On
Upper and lower inverter IGBTs are gating
(being activated) in phase rather than 180°
out of phase.
• Test the two inverter IGBTs in the module.
• Replace the module if either is faulty.
• If necessary, replace the power board.
3-52-0 Shoot through
3-60-0 Power board The DSP does not recognize the power
board. The code is for future machines where
the current DSP board will not work with
future power boards.
3-70-0 Internal serial communications
fault
There is a fault with the communication
between the DSP and Power board.
• Check the board connector.
• If necessary, replace either the DSP or
Power board.

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Hypertherm Powermax 65 Specifications

General IconGeneral
Open Circuit Voltage (OCV)300 VDC
Gas SupplyClean, dry, oil-free air or nitrogen
Maximum Cut Capacity (Mild Steel)1" (25 mm)
Input Voltage200-600 V, 1/3-PH, 50/60 Hz
Output Current20 – 65 A
Duty Cycle50% @ 65 A
Recommended Gas Inlet Flow Rate/Pressure6.7 scfm @ 85 psi
Torch Lead Length25 ft (7.6 m)
Maximum Cut Capacity (Aluminum)5/8" (16 mm)
Severance Cut Capacity (Mild Steel)1-1/4" (32 mm)
Maximum Severance Thickness1-1/4 in (32 mm)
Gas TypeAir/Nitrogen
Torch OptionsHand Torch, Mechanized Torch

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