A-6
INSTALLATION
SQUARE WAVE TIG 275
A-6
575V
460V
WARNING:
Powered by high voltage which can kill. Turn off all input
Connect the input power leads to the input terminals, L1 (U) and L2 (V), at the right
below. Connect the input power leads with the hardware provided. Completely
tighten all fasteners.
Connect a grounding lead to the ground stud located on the machine base near
the input terminals.
Welders are shipped connected for the highest rated single phase input voltage
with the lead marked "A" connected to the stud marked "4 (HIGH)".
For middle range input, reconnect the lead marked "A" to the stud marked "3 (MID)".
For low range input, reconnect the lead marked "A" to the stud marked "2 (LOW)".
power at the disconnect switch or fuse box before making any connections. Use
input and grounding lead sizes as specified in the operating manual. Failure to follow
instructions below can cause immediate failure of components within the welder.
SINGLE PHASE INPUT POWER SUPPLY CONNECTION INSTRUCTIONS:
2.
3 (MID)
2 (LOW)
L2 (V)
L1 (U)
5.
4.
3.
LEADS FOR OPTIONAL
POWER FACTOR CAPACITORS
4 (HIGH)
INPUT
PHASE
SINGLE
1.
460/575 CANADIAN MODEL
Figure A.3
Reconnect Panel Instructions for 460/575 Canadian Model
415V
380V
220V
1.
Connect the input power leads to the input terminals, L1 (U) and L2 (V), at the right
below. Connect the input power leads with the hardware provided. Completely
tighten all fasteners.
Connect a grounding lead to the ground stud located on the machine base near
the input terminals.
Welders are shipped connected for the highest rated single phase input voltage
with the lead marked "A" connected to the stud marked "4 (HIGH)".
For middle range input, reconnect the lead marked "A" to the stud marked "3 (MID)".
For low range input, reconnect the lead marked "A" to the stud marked "2 (LOW)".
Powered by high voltage which can kill. Turn off all input
power at the disconnect switch or fuse box before making any connections. Use
input and grounding lead sizes as specified in the operating manual. Failure to follow
instructions below can cause immediate failure of components within the welder.
WARNING:
SINGLE PHASE INPUT POWER SUPPLY CONNECTION INSTRUCTIONS:
5.
4.
3.
2.
LEADS FOR OPTIONAL
L2 (V)
L1 (U)
2 (LOW)
3 (MID)
4 (HIGH)
SINGLE
PHASE
INPUT
POWER FACTOR CAPACITORS
220/380/415 EUROPEAN MODEL
Figure A.4
Reconnect Panel Instructions for 220/380/415 European Model
