ESAB TAF 1251, Инструкция по эксплуатации

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4 INSTALLATION
0449 510 101 - 10 - © ESAB AB 2018
4.2 Connections
• On delivery the welding power source is connected for
400 V. For other supply voltage, switch over to the
desired voltage on the main transformer and the control
transformer according to the "CONNECTION
INSTRUCTIONS" chapter.
• Make sure the mains cable has the right sectional area
and fuse it with an adequate fuse according to applicable
local directions (see "Mains connection" table below in
this section).
•
Connect the earth cable to the screw marked .
• Connect the mains cable to the main terminal blocks L1
and L3.
• Tighten the cable support ( 1 ).
• Connect the control cable between the welding power
source and the control unit to the 28-pole contact ( 2 )
inside 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 to the contacts ( 3 ) marked on the
front of the power source.
Mains connection
TAF 1251 50 Hz 60 Hz
Voltage (V) 346 400 / 415 500 400 / 440 550
Phase current I
1eff
(A) 249 212 170 212 170
Cable area (mm
2
)
2x(2x70+35) 2x(2x70+35) 2x95+50 2x(2x70+35) 2x95+50
Fuse, slow (A) 250 200 200 200 200
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.