ESAB LAF Series User Manual

ENGLISH
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TOCe
1SAFETY 4...........................................................
2 INTRODUCTION 7...................................................
2.1 General 7..................................................................
2.2 Connection instructions for two parallel-connected welding
power sources and one PEK control box 8......................................
3 Location Drawing 9..................................................
3.1 Location drawing - Welding Power Source LAF 631 9............................
3.2 Location drawing - Welding Power Source LAF 1001 10...........................
3.3 Location drawing - Welding Power Source LAF 1251/1601 11......................
4 Con nection in Parallel Using Six-Thyristor Operation 12................
DIAGRAM 14............................................................
SPARE PARTS LIST 17..................................................

ESAB LAF Series Specifications

General

Duty Cycle	100% at rated current (depending on model)
Input Frequency	50/60 Hz
Current Range	30-500 A
Input Voltage	380-415V/440-460V
Output Current Range	30-500 A
Efficiency	85%
Cooling	Water-cooled (depending on model)
Power Factor	0.93