Technical data – Kemppi LT 250 User Manual
Page 18
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EN
8.
TECHNICAL DATA
MasterTig LT 250
Connection voltage range
DC
40 V – 100 V
Rated input power
8.6 kW/9.1 kVA
Supply current, I
1max
TIG
155 A
MMA
230 A
Supply current, I
1eff
TIG
90 A
MMA
135 A
Connection cable
35 mm²
Output 40 °C
TIG
35 % ED 250 A/20 V
TIG
60 % ED 200 A/18 V
TIG
100 % ED 160 A/16.4 V
MMA
35 % ED 250 A/30 V
MMA
60 % ED 200 A/28 V
MMA
100 % ED 160 A/26.4 V
Welding range
TIG
5 A/1 V – 250 A/35 V
MMA
10 A/1 V – 250 A/35 V
Open circuit voltage
90 V
Idle power
TIG
8 W
MMA
21 W
Efficiency at 100 % ED
TIG
80 %
MMA
86 %
Arc striking voltage
10 kV
MMA welding electrodes
1.6 – 5.0 mm
External dimensions (L × W × H)
460 × 180 × 390 mm
Weight
12.6 kg
Temperature class
F
Degree of protection
IP23S
EMC class
A
Operating temperature range
–20 °C … +40 °C
Storage temperature range
–40 °C … +60 °C
Standars
IEC 60974-1:2012
IEC 60974-10:2007
IEC 60974-3:2007
MasterTig LT 250
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