Tweco 75XL Plus PAK Master - Manuel (Page 22)

INSTALLATION 3-4 Manual 0-2807
NOTE
The jumper wire from L1 to L4 must not be re-
moved.
L1
L2
L3
Conjoncteur de
Puissance d'entrée
Câble De Puissance
D'entrée à C.A.
La Terre
Bretelle inutilisé
L3 à L3 (stockage)
A-02670F
Figure 3-4 Primary Power Cable Connections -
Three-Phase Operation
Single-Phase Operation
Single-phase operation requires a 2-conductor cable
with ground.
a. Locate the single-phase jumper wire connected
between the two L3 terminal lugs on the in-
put contactor.
b. Move one end of the jumper wire from termi-
nal lug L3 to L2 at the contactor.
NOTE
The jumper wire from L1 to L4 must not be re-
moved.
Single Phase
Jumper Wire
(L2 to L3)
Input Contactor
A-00914
L3
L2
Figure 3-5 Single Phase Jumper Wire Installation
c. Locate the ground stud and remove the top
nut and washer.
d. Install a lug terminal on the ground wire.
e. Place the ground wire onto the ground stud
and secure with the nut and washer.
f. Insert the other two wires into the L1 and L2
terminals on the contactor.
g. Tighten all set screws.
AC Input
Power Cable
L1
L2
GND
Input Contactor
A-00915
Figure 3-6 Primary Power Cable Connections -
Single-Phase Operation
3.08 Gas Connections
A. Gas Requirements
WARNING
This unit not to be used with oxygen (O
2
).
Gases: Compressed Air or Nitrogen (N
2
) Only
Pressure: 60 psi (4.1 bar)
CAUTION
Maximum input gas pressure must not exceed 125
psi (8.6 bar)
Flow: Cutting - 300 scfh (142 lpm)
Gouging - 300 scfh (142 lpm)