EN
10. TECHNICAL DATA
1phase models
Kempact
181A
251R, 251A
Connection voltage
1~, 50/60 Hz
230 V ±15%
1~, 50/60Hz
240V ±15%
Rated power at max.
current
50% ED I
1max
(180A)
5 kVA
30% ED I
1max
(250A)
8.5 kVA
Supply current
50 % ED I
1max
(180A)
22 A
30 % ED I
1max
(250A)
36 A
100 % ED I
1eff
(140A)
16 A
100 % ED I
1eff
(150A)
17 A
Connection cable
H07RN-F
3G1.5 (1.5 mm², 5 m) H07RN-F
3G2.5 (2.5 mm², 5 m)
Fuse
Type C
16 A
Type C
20 A
Welding range
10V/20A–26V/180A
10V/20A–29V/250A
No load voltage
36 V
36 V
Idle power
35 W
35 W
Power factor at max.
180 A / 23 V
0.99
250 A / 26.5 V
0.99
Efficiency at
100% ED
140 A / 21 V
82%
150 A / 21.5 V
82%
Wire feed speed
adjustment range
1.0–14.0 m/min
1.0–18.0 m/min
Voltage adjustment
range
8.0–26.0 V
8.0–29.0 V
Filler wires
Fe solid
0.8…1.2 mm
0.8…1.2 mm
Fe cored wires
0.8…1.2 mm
0.8…1.2 mm
Ss
0.8…1.2 mm
0.8…1.2 mm
Al
1.0…1.2 mm
1.0…1.2 mm
Brazing
0.8…1.0 mm
0.8…1.0 mm
Wire spool
max
300 mm / 20 kg
300 mm / 20 kg
Shielding gases
CO₂, Ar, Ar+CO₂ mixed
CO₂, Ar, Ar+CO₂ mixed
External dimensions
L x W x H
623 x 579 x 1070 mm L x W x H
623 x 579 x 1070 mm
Weight
Not including gun and
cables
44 kg
Not including gun and
cables
44 kg
Temperature class
F (155 °C)
F (155 °C)
EMC class
A
A
Degree of protection
IP23S
IP23S
Operating
temperature range
–20…+40 °C
–20…+40 °C
Storage temperature
range
–40…+60 °C
–40…+60 °C
Standards
IEC 60974-1
IEC 60974-1
IEC 60974-5
IEC 60974-5
IEC 60974-10
IEC 60974-10
IEC 61000-3-12
IEC 61000-3-12
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© Kemppi Oy / 1442
