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NBC-500P All-digital Pulse MIG Welder

Gmaw Welding Machine

NBC-500P All-digital Pulse MIG Welder

Features:

  • Functions are controlled by a DSP chip and can save 30 sets of parameter
  • Automatic switch off  in over-current, over/under-voltage, over-heat, phase lacking
  • Support fast forward selection on the front panel
  • Suport MMA,MIG/MAG and Hi-speed MIG/MAG welding
  • Stable pulse welding can be realized with 50A current and Φ1.2mm wire
  • Very suitable for mid/thick plate pulse welding with Φ6mm wire
  • Can be used with robot to realize automatic welding
  1. With such functions as primary current/voltage adjustment, 4T current/voltage adjustment, integral/off

  selection, saving and reading of welding parameter, spot welding set

  1. With robot interface and group control interface
  2. First in China: Hi-speed DC welding

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        Advantages:

A.In bottom welding, the backside of welding seam is also good, the defects can be avoided

        B.Penetration about 20% bigger than the general DC MIG/MAG welding in the big current welding (300A)

        C.Welding speed is 15% higher than the general MIG/MAG welding

        D.In fillet welding, welding meat is flat and smooth, no bulge

  • Iron water flows smoothly and is easy to control in covering welding
  1. Suitable for sold/flux-cored wire

Comparison of DC MIG/MAG welding and Hi-speed DC MIG/MAG welding

Name

Protection gas

Depth

Back forming

in root welding

Welding speed

DC MIG/MAG

CO2 100% or

Ar 80% + CO2 20%

Shallow

Just so so

Slow

Hi-speed DC

MIG/MAG welding

Ar 80% + CO2 20%

Deep

Excellent

Quick

Comparison of Hi-speed DC pulse welding and one-pulse one-drop welding

Name

Protection gas

Arc

Depth

Undercut

Spatter

Weld speed

Small current weld

One-pulse one-drop welding

Ar 80% + CO2 20%

Not compressed

Shallow

Easy

Few

Slow

Hard

Hi-speed pulse welding

Ar 80% + CO2 20%

Compressed

Deep

Not easy

Few

Fast

Easy

 NBC-500P电源背.jpg

Parameters

                       Model

Contents

NBC-350P

NBC-500P

NBC-630P

Input power source

3-phase 380V/415V 50/60Hz

Rated input curr.

20.7A

35A

52A

Rated input capacity

13.6KVA

23KVA

34KVA

Rated welding curr./volt.

350A/31.5V

500A/39V

630A/44V

Rated duty cycle

60%

60%

60%

No-load volt. (MAX)

62V

73V

84V

Adjust range of welding curr.

40-350A

40-500A

40-630A

Curr. adjust. Range in MMA

20-350A

20-500A

20-630A

Efficiency

83%

83%

83%

Power factor

>0.95

>0.95

>0.95

Pre-gas-sending time

0~10S

Post-gas-sending time

0~10S

Suitable wire

Ф0.8~Ф1.6mm solid/flux-cored wire

Air switch

32A

63A

63A

Insulation class

F

Protection class

IP21S