Tweco PakMaster 75XL Plus - Manual (Page 15)

Manual 0-2746 9 SECTION 2: INTRODUCTION
SECTION 2:
INTRODUCTION
2.01 Scope of Manual
This manual contains descriptions, operating instructions
and basic maintenance procedures for the PAK Master
®
75XL Plus Air Plasma Cutting Power Supply. Service of
this equipment is restricted to Thermal Dynamics trained
personnel; unqualified personnel are strictly cautioned
against attempting repairs or adjustments not covered in
this manual, at the risk of voiding the Warranty.
Read this manual thoroughly. A complete understand-
ing of the characteristics and capabilities of this equip-
ment will assure the dependable operation for which it
was designed.
2.02 General Description of System
The 75XL PLUS System includes a power supply, PCH/
M-60 torch & leads and work cable & clamp.
The Power Supply provides 60 amp maximum output
and includes all control circuitry, electrical and gas in-
puts and outputs, pilot circuitry, torch leads receptacle
and a work cable with clamp.
NOTE
The power supply can be ordered in various con-
figurations with various options factory installed.
A-02462
Torch and Leads
Work Cable and Clamp
XL PLUS Power Supply
Figure 2-1 Pak Master 75XL Plus System
The PCH/M-60 torch provides a maximum 1 inch (25.4
mm) cut capacity. Hand torches are available in a 70°
and 90° torch head configuration, a machine torch is avail-
able in a 180° torch head configuration. Torch leads are
available in 25 ft (7.6 m), or 50 ft (15.2 m) lengths with
fittings for simple installation. Spare Parts Kits are avail-
able for the torches which provide an assortment of re-
placement torch parts.
NOTE
Refer to Section 2.04 for list of power supply op-
tions and accessories.
2.03 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/LATCH Switch and
Output Current Control
2. Front Panel LED Indicators
AC, TEMP, GAS, DC
3. Rear Panel
Input Power Cable Strain Relief*, Gas Connection, Gas
Regulator/Filter Assembly
*208/230/240 units include input power cable
4. Input Power
Can be configured for the following:
208/230/240 VAC (±10%), 50/60 Hz, Single or Three-
Phase
380/415 VAC (±10%), 50/60 Hz, Three-Phase
460 VAC (±10%), 50/60 Hz, Single or Three-Phase
5. Output Power
Continuously variable from 15 to 60 Amps maximum
6. Duty Cycle
65% Duty Cycle at an output of 104VDC/60 Amps
100% Duty Cycle at an output of 104 VDC/50 Amps
7. Cut Capacity (Mild Steel)
3/4 inch (19.1 mm); 1 inch (25.4 mm) severance
8. Pilot Circuitry
Capacitive Discharge (CD), Pulsed DC
9. Weight
64 lbs (29 kg) w/work lead
71 lbs (32 kg) w/work lead and 25' Torch & Lead