Model     

Parameters   

NB-200IGBT

NB-315IGBT

NB-350IGBT

NB-500IGBT

NB-630IGBT

Rated input power

Three phase 380V/50HZ

Rated input capacity

7.2

14.5

16.5KVA

23KVA

30KVA

Rated input current

17

22

25A

34A

45A

Open circuit voltage

68

74

74V

77V

77V

Rated welding current

200A

315

350A

500A

630A

Rated welding voltage

17.5

29.8

31.5V

39V

44V

Gas-shield welding

Output current

45~200A

60~315

60~350A

60~500A

60~630A

Output voltage

16~22.5

16~27.5V

16~31.5V

16~39V

16~44V

manual welding

Output current

45~200A

50~315A

50~350A

50~500A

50~630A

Output voltage

17~30V

22~30V

22~34V

22~40V

22~44V

Arc crater current

45~200A

80~315A

80~350A

80~500A

80~500A

Arc crater voltage

17~34

17~40V

17~40V

17~40V

17~40V

Welding wire’s diameter (mm)

Solid  φ0.8    φ1.0

Solid  φ0.8    φ1.0

Solid  φ0.8    φ1.0  φ1.2

Solid  φ1.0   φ1.2  φ1.6

Solid  φ1.0   φ1.2  φ1.6

Flux-cored φ1.0  φ0.8

Flux-cored φ1.0  φ0.8

Flux-cored φ1.0  φ1.2

Flux-cored  φ1.0   φ1.2  φ1.6

Flux-cored

 φ1.0   φ1.2  φ1.6

Insulation Grade

F

Protection Grade

IP21S

Dimensions(L×W×H) 

760x500x630

570×290×530(mm)

640×290×530(mm)

690×320×570(mm)

Weight

60

37

39Kg

45Kg

54Kg