ESAB 0558002834, Instruction Manual

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SECTION 2 INSTALLATION
11
1. For operator safety, the torch connections are lo-
cated on the output terminal board behind the lower
portion of the front panel. Remove access door to
output terminal board from right panel of power
source.
2. Thread the power cable, pilot arc cable and switch
lead of the PT-27 through the right open bushing of
the front panel. Connect power cable to the torch
fitting (left-hand threads); bolt the pilot arc cable ring
connection to the copper terminal; and plug in the
switch lead to the torch switch receptable on the
output terminal board. Make sure the power and pilot
arc cable connections are wrench-tight. Make sure
plug of switch lead is firmly locked in place.
3. Reassemble the access door to the power source.
4. Connect your air supply to the inlet connection of the
filter-regulator.
5. Clamp the work cable to the workpiece. Be sure the
workpiece is connected to an approved earth ground
with a properly sized ground cable.
Table 2-1. Recommended Sizes For
Input Conductors and Line Fuses
Input Requirements Input & Gnd Fuse
Volts Phase Amps Conductor Size
CU/AWG Amps
208 1 64 4 90
208 3 28 10 50
230 1 58 4 90
230 3 25 10 40
460 3 14 10 25
575 3 11 10 20
2.6SECONDARY (OUTPUT) CONNECTIONS
(REFER TO FIG. 2-1)
Before making any connections to the power source
output terminals, make sure that all primary input
power to the power source is deenergized (off) at the
main disconnect switch and that the input power
cable is unplugged.