Main features:
1.IGBT inverter technology, reliable and efficient
2.High switching frequency,light weight and portable
3.Energy saving,and strong ability in adapting wide power grid
4.Easy ignition,low spatter and high deposition rate
5.Excellent weld,less thermal deformation,especially for thin plate welding
6.MMA function is optional for multipurpose
Application:
Suitable for all-round welding of carbon steel,low-alloy steel and tool steel etc.
Technical Specifications:
Model NB-350E NB-500E
Input Voltage/Frequency Three-phase380V±10%
Rated input current(A) 22.5 41
Rated input capacity(KVA) 14.8 27
Rated no-load voltage(V) 52 71
Rated output voltage(V) 32 39
Voltage adjusting range(V) 14-35 16-45
Current adjusting range(A) 40-350 80-500
Wire feeding speed(M/min) 2-25 2-25
Pre-flow time(s) 0-1 0.1-2
Post-flow time(s) 0-2 0.1-2
Wire diameter 0.8/1.0 1.0/1.2/1.6
Wire feeding method Push type wire feeder Push type wire feeder
Welding gun cool type Air cool Air cool
Rated duty cycle 60% 60%
Efficiency 0.87 0.85
Power factor 0.9 0.9
Insulation grade F F
Case protection class IP21S IP21S
Cooling method Fan cool Fan cool
Dimension(mm) 520260480 600280520
Net weight(kg) 27.2 33.5
