Kemppi RA - Manual (Page 33)

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 / 1336