MASTER MLS™ 2500, 2503, 3500, 3503, MASTERTIG MLS™ 3000, 3003, 4000, 4003 / 0606– 21© KEMPPI OY
Power source Master MLS™ 2500, Master MLS™ 2503
Mains voltage
3~400V –15%…+20% Master MLS™ 2500
3~230V –15%…+15% Master MLS™ 2503
Rated power
40% ED MMA 250A 9,4kVA
60% ED MMA 205A 7,3kVA
100% ED MMA 160A 5,3kVA
30% ED TIG 300A 8,4kVA
60% ED TIG 230A 5,8kVA
100% ED TIG 200A 4,7kVA
Connection cable/fuse
4 x 1,5S mm2 – 5 m/10 A delayed Master MLS™ 2500
4 x 2,5S mm2 – 5 m/20 A delayed Master MLS™ 2503
Welding current range
MMA 10 A/20,5V...250A/30,0V
TIG 5 A/10,0V...300A/22,0V
Max welding
voltage
36V / 250 A
Electrode sizes to
be welded
Ø1,5...5,0mm
Open circuit
voltage
80 V
Welding current
control
stepless
Efficiency 86 % (250A/30,0V)
Power factor 0,95 (250A/30,0 V)
Open circuit
power
approx. 10W
External dimensions
length 500 mm
width 180 mm
height 390 mm
Weight 20 kg
6. TECHNICAL DATA