Thermadyne Thermal Dynamics PAK MASTER 50XL, Service Manual

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Manual 0-2587 11 DESCRIPTION
SECTION 3:
DESCRIPTION
3.01 Scope
The information in this Section has two purposes:
• To familiarize the service technician with the capa-
bilities and limitations of the equipment
• To provide an overall understanding which will al-
low the technician, in turn, to properly train
customer's operating personnel.
3.02 General Description
The power supply provides 35 amp maximum output and
includes all control circuitry, electrical and gas inputs and
outputs, pilot circuitry, torch leads receptacle and a work
cable with clamp. Machine torch systems also include a
remote hand ON/OFF pendant.
NOTE
The power supply can be ordered in various con-
figurations with various options factory installed.
Pak Master 50XL
Power Supply
PCH/M-28
Torch and Leads
Work Cable
With Clamp
A-01325
Figure 2-1 Pak Master 50XL Power Supply
The power supply is designed to work with the Model
PCH/M-28 Plasma Torches.
Torches will provide a maximum 1/2 inch (12.7 mm) cut
capacity. Hand torches are available in 70° and 90° con-
figurations. Machine torches are available only in Model
PCM-28 and include a rack and pinion mounting assem-
bly. Torch leads are available in 25 ft (7.6 m), or 50 ft (15.2
m) lengths with fittings for simple installation. The torch
includes a spare parts kit which provides an assortment
of replacement torch parts.
NOTE
Refer to Section 3.04 for list of power supply op-
tions and accessories.
3.03 Specifications/Design Features
A. Power Supply Technical Specifications
The following specifications apply to the Power Supply
only:
1. Front Panel Controls
ON/OFF Switch, RUN/SET Switch and Output Cur-
rent Control
2. Front Panel LED Indicators
AC, TEMP, GAS, DC
3. Rear Panel
Input power cable strain relief, gas connection, Gas
Regulator/Filter Assembly
4. Input Power
Available for the following input power:
208/230/240 VAC (±10%), 50/60 Hz, Single or Three-
Phase
380/415 VAC (±10%), 50/60 Hz, Single or Three-Phase
460 VAC (±10%), 50/60 Hz, Single or Three-Phase
5. Output Power
Continuously variable from 15 to 35 Amps maximum
6. Duty Cycle
60% Duty Cycle @ 125V output with 60 Hz input
50% Duty Cycle @ 125V output with 50 Hz input
7. Cut Capacity
1/2 inch (12.7 mm); 3/4 inch (19 mm) severance
8. Pilot Circuitry
High Frequency (HF), Pulsed DC
9. Weight
65 lbs (29.5 kg)