ESAB ESABMig 400t, Instruction Manual

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3 INTRODUCTION
ESABMig 400t and ESABMig 500t are thyristor power sources designed for
MIG/MAG--welding together with wire feed units ESABFeed 30, ESABFeed 48 and
the most of ESAB wire feeders.
They come in different variants, see the spare parts list on page 33.
The power sources are fan--cooled an equipped with thermal overload protection.
ESAB’s accessories for the product can be found on page 44.
3.1 Equipment
The power source is supplied with:
S
Return cable 5m with return clamp
S
Shelf for gas cylinder
S
Attachment chain for gas cylinder
S
Guide pin for wire feed unit
S
Instruction manual
4 TECHNICAL DATA
ESABMig 400t ESABMig 400t
Mains voltage 400/415 V 3
∼
50 Hz 230/400/415/500 V, 3
∼
50 Hz
230/400/460 V, 3
∼
60 Hz
Permissible load at
45% duty cycle
60 % duty cycle
100% duty cycle
400 A / 34 V
350 A / 32 V
280 A / 28 V
400 A / 34 V
350 A / 32 V
280 A / 28 V
Setting range (DC) 50A /16.5V--400A /34V 50A/16.5V--400 A/34V
Open circuit voltage 53--58 V 53--58 V
Open circuit power
with cooling unit
590 W
790 W
640 W
840 W
Power factor at maximum current 0,86 0,86
Efficiency at maximum current 74 % 76 %
Control voltage 42 V, 50/60 Hz 42 V, 50/60 Hz
Dimensions lxwxh 800 x 640 x 835 mm 800 x 640 x 835 mm
Weight
with cooling unit
209 kg
223 kg
210 kg
224 kg
Operating temperature --10 to +40 ˚ C --10 to +40 ˚ C
Enclosure class IP 23 IP 23
Application classification
GB