Connections - ESAB LAF 1001 Instruction Manual

4 INSTALLATION
4.2

Connections

• On delivery the welding power source is connected for
400 V.
• For other supply voltage:
Remove the left side plate.
Perform the switchings on the main and control
transformer in accordance with the section "Connection
instruction".
• Select the mains cable with the correct cable area and
fuse the cable with the correct fuse in accordance with
local regulations (see the "Main connection" table
below).
• Remove the front plates (x 2).
•
Connect the ground cable to the screw marked
• Tighten the cable clamp (1).
• Connect the mains cables to the main connection terminals L1, L2 and L3 (5).
• Connect the control cable between the welding power source and the control box to
the 28-pin connector (2) on the inside of the welding power source.
• Connect the 1-pin measuring cable (4) for measuring the arc voltage to the return
cable/welding head.
• Connect a suitable welding and return cable in the connectors (3) marked + and - on
the front of the welding power source.
• Fit the side/ front plates.
Mains connection
LAF 1001
Voltage (V)
Phase current I (A)
1eff
2
Cable area (mm )
Fuse, slow (A)
Miniature circuit breaker (A)
LAF 1001M
Voltage (V)
Phase current I (A)
1eff
2
Cable area (mm )
Fuse, slow (A)
Miniature circuit breaker (A)
NOTE!
The mains cable areas and fuse sizes as shown above are in accordance with
Swedish regulations. For other regions, supply cables must be suitable for the
application and meet local and national regulations.
0449 503 101
380
67
4 × 16 4 × 16 4 × 16 4 × 16 4 × 16 4 × 16
80
80
50 Hz
230 380 400
108 67 64
4 × 50 4 × 16 4 × 16 4 × 16 4 × 16 4 × 50 4 × 16 4 × 16
125 80 63
125 80 80
- 10 -
.
50 Hz
400 415 500
64 64 52
63 63 63
80 80 63
415 500 230
64 51 108
63 63 125
80 63 125
60 Hz
440 550
64 52
63 63
80 63
60 Hz
440 550
64 51
63 63
80 63
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