
22
Table 3-2. Output Cable Sizes (Secondary)
* Total cable length includes work and electrode cables. Cable size is based on direct
current, insulated copper conductors, 100-percent duty cycle and a voltage drop of 4 or
less volts. The welding cable insulator must have a voltage rating that is high enough to
withstand the open circuit voltage of the power source.
Welding
Current
Total Length (Feet) of
Cable in Weld Circuit*
50 100 150 200 250
100
150
200
250
300
400
500
6
4
3
2
1
2/0
3/0
4
3
1
1/0
2/0
3/0
3/0
3
1
1/0
2/0
3/0
4/0
4/0
2
1/0
2/0
3/0
4/0
4/0
2-2/0
1/0
2/0
3/0
4/0
4/0
2-2/0
2-3/0
Before making any connections to the
power source output terminals make
sure that all primary input power to the
machine is off.
D. OUTPUT WELDING CONNECTIONS
(SECONDARY)
The output connections are located on the front panel (Figure 2-5). The positive
connection is located at the bottom left corner and the negative connection is
located at the bottom right corner. Table 3-2 provides the recommended
secondary cable output sizes.
1. CONNECTIONS FROM THE WIRE FEEDER
The wire feeder control cable connects to the 19 pin J1 receptacle on the lower
front left of the Multipower 460PULSE. The secondary output cable connects
(in most cases) between the positive output lug of the Multipower 460PULSE
and the power connection block of the wire feeder. See the wire feeder
installation instructions for other connections such as shield gas, water, remote
controls, Mig guns and wire feeder operation.
2. CONNECTIONS FOR STICK AND TIG WELDING
The Tig torch and stick electrode holder connect directly to the appropriate
Multipower 460PULSE output lugs on the lower front panel. The choice of the
Positive or Negative terminal depends on the welding process and electrode
type being used. In most cases the Tig torch will connect to the negative lug and
work cable will connect to the positive lug. The stick electrode holder usually
connects to the positive lug and the work cable to the negative lug.
Check the voltage links for proper volt-
age on the Input Terminal board before
applying primary power.
SECTION 3 INSTALLATION
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