Tweco FP-82 - Manual (Page 15)

Manual 0-2870 2-1 INTRODUCTION
SECTION 2:
INTRODUCTION
2.01 Scope of Manual
This manual contains descriptions, operating instructions
and basic maintenance procedures for the FirePower 82
Plasma Cutting Power Supply only. Servicing of this
equipment is restricted to properly trained personnel; un-
qualified personnel are strictly cautioned against attempt-
ing 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.
NOTE
Refer to the Torch Manual for torch and cutting
information.
2.02 General Description
The power supply provides 60 amp maximum output and
includes all control circuitry, electrical and gas inputs and
outputs, pilot circuitry, primary input power cable, and
work cable & clamp.
Section 2.04 lists power supply options and accessories.
2.03 Specifications/Design Features
A. Power Supply Technical Specifications
These specifications apply to the Power Supply only:
1. Input Power (See Note)
Available for the following input power:
• 208/230VAC (±10%), Single-Phase, 50/60 Hz
NOTE
Refer to Appendix 1 for input wiring requirements.
Units include an input cable and plug.
2. Output Power
Continuously variable from 15 to 60 amps.
3. Duty Cycle (see NOTE)
NOTE
The duty cycle will be reduced if the primary in-
put voltage (AC) is low or the DC voltage is higher
than shown in the chart.
Ambient
Temperature
104° F
(40° C)
104° F
(40° C)
104° F
(40° C)
Duty Cycle 50% 60% 100%
Current 60 Amps 60 Amps 45 Amps
DC Voltage 109V 109V 98V
FirePower FP-82 Power Supply Duty Cycle
4. Pilot Circuitry
Capacitive Discharge (CD), Ignition DC Pilot
5. Weight
83 lbs (37.6 kg)
Weight includes Power Supply w/Input Cable, Work
Lead, and Torch & Leads.
6. Overall Dimensions (incl. handles)
• Length: 27.5 inches (696 mm)
• Width: 12.4 inches (315 mm)
• Height: 17.3 inches (439 mm)
7. Gas Regulator/Filter Assembly Specifications
The following specifications apply to the Gas Regulator/
Filter Assembly only:
• Operating Pressure (Output): 70 psi (4.8 bar)
• Maximum input gas pressure: 125 psi (8.6 bar)
• Filter: Coalescent type filter