Technical Data - ESAB Aristotig 255 LTN 255 Instruction Manual

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4

TECHNICAL DATA

Permitted load at
35 % duty cycle, TIG
35 % duty cycle, MMA
60 % duty cycle
100 % duty cycle
Setting range, TIG
Setting range, MMA
Slope up
Slope down
Gas pre- -flow
Gas post- -flow
Pulse time
Pause time
Open- -circuit voltage
Open- -circuit power
Useful Power, P
at max current MMA
Apparent Power, S
at max current MMA
Power factor, at max current MMA
Efficiency, at max current MMA
Fuse, slow rupture
Mains cable,cross section
Dimensions lxwxh
Weight
Application class
Class of enclosures
The welding power sources comply with the requirements set out in IEC 974- -1
Cable areas acc. to Swedish regulations.
Duty cycle
The duty cycle refers to the time as a percentage of a ten--minute period that you can weld at a cer-
tain load without overloading.
Application class
The symbol indicates that the power source is designed for use in areas with increased
electrical hazard.
Enclosure class
The IP code indicates the enclosure class, i. e. the degree of protection against penetration by solid
objects or water. Equipment marked IP23 is designed for indoor and outdoor use.
bt19d12e
- - 17 - -
250 A/20 V
250 A/30 V
180 A/27 V
140 A/26 V
3--250 A
4--250 A
0--10 s
0--10 s
0--25 s
0--25 s
0,02--5,0 s
(0,001--5,0 s)
0,02--5,0 s
(0,001--5,0 s)
70--80 V
40 W
8,78 kW
13,3 kVa
0,65
0,85
16 A
2
4x1,5 mm
515x285x415 mm
25 kg
IP 23