Interconnecting Lines - ESAB B Series Installation, Operation And Maintenance Manual

SECTION 3
D. Pull input power cable through the strain relief to allow
cable wires sufficient length to connect to the main
contactor. Tighten strain relief to ensure input power
cable is secured.
E. Connect input power cable ground wire to the ground
lug provided on the base of the power source.
F. Connect three power leads of the input power cable to
the terminals located atop the main contactor. Secure
the leads by tightening each screw.
G. Connect jumper power cables from the bottom of the
main contactor to the proper input voltage marked on
the auto transformer. The unit is factory set for 575 V.
CAUTION
!
Ensure each input power jumper cable is connected to
the proper input voltage to be used on auto trans-
former.
Figure 3-1. Power Source Primary Power Connection Diagram
H. Connect jumper wire to the proper input voltage

3.5 INTERCONNECTING LINES

(Refer to Figure 3-2)
A. All interconnecting service lines supplied are num-
B. Connect all five lines in gas bundle (Figure 3-4) to Flow
C. Connect power and coolant lines in power bundle
D. Remove panel from rear of console and attach the
(Shown factory connected in 575 V position)
24
connector located on the 7-position terminal block.
(See Figure 3-1.)
bered on each end with corresponding numbers marked
on the cabinets next to the connection to be made.
Control Box and Junction Box (Figure 3-5).
(Figure 3-6) to junction box (Figure 3-7) and power
source (Figure 3-2 or 3-3).
pilot-arc, torch and work lead. See Figure 3-8 to
replace panel.
Ground
Connection
TB2
K1
200
230
380
415
460
575
200
TB1
230
380
415
460
575
200
230
380
415
460
575
200
230
380
415
460
575
INSTALLATION
Input Power Cable
(customer supplied)
Main Contactor
7 Position Terminal Block
Auto Transformer
Factory wired for
575 volts