Secondary Electrical Output Connections - ESAB ESP-50 Manuel D'instruction

SECTIoN 3
WarNING
Before making any connections
to the power source output ter-
minals, make sure that all primary
input power to the power source is
deenergized (off) at the main dis-
connect switch and that the input
power cable is unplugged.
CNC Control cable
Clamp the work cable to the
workpiece. Be sure the workpiece
is connected to an approved earth
ground with a properly sized
ground cable.
3.6

SECoNDarY ElECTrICal ouTPuT CoNNECTIoNS

(fIGurE 3-2)
1. For operator safety, the torch connections are located 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 of the PT-35 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. Make
sure the power and pilot arc cable connections are wrench-tight.
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.
Installation, Operation, and Maintenance Manual for the
Table 3-1. recommended Sizes for Input Conductors and line fuses
GANTRY SHAPE CUTTING MACHINE
Torch cable
SAFETY GROUND
Input requirements
Volts Phase amps
208 1 55a
208 3 26a/Ph.
230 1 49a
230 3 24a/Ph.
400 3 13
460 3 11
SHADOW
PT-35
figure 3-1. PowerCut Interconnection Diagram
86
INSTallaTIoN
Input & Gnd fuse
Conductor Size
Cu/aWG amps
6 80
6 50
6 80
6 50
10 25
10 25
F14-080 A
May, 1999