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Telephone: 13820660272
Phone: 400-058-5117
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E-mail: info@tstangwang.com
Website: www.tstangwang.com
Address: Haibei Town Industrial Park, Lutai Economic & Technological Development Zone

CO2/MAG/MIG Welding Machine

product name: NB-500D

Equipment Features


■ Inverter IGBT technology; good reliability and high efficiency.
■ Fine DSP full digital control for current, helpful to achieve the high-quality welding;
Accurate synergic adjustment.
■ Digital panels design can show the pre-set current and voltage, welding consumables,
gas and welding method; as well as store & recall function.
■ Easy ignition and excellent wave-control technology can freely control both side molding effect.
■ Arc characteristic (soft or hard) is easily set by wave control knob in order to get the
appropriate one as to the actual requirement.
■ With memory and fuzzy control function; self compensation for wire stick-out
automatically.

Area of Application


■ Suitable for all-round welding of carbon, low alloy, tool steel, stainless steel etc.


NB-500D Technical Data

NB-350D/500D
Inverter Digital MIG/MAG/CO2 Welding Machines
Technical Data
Model NB-350D NB-500D
Input power source 3Φ380V±10% 50Hz
Rated supply current(A) 22.7 41
Rated input capacity(KVA) 15 27
Rated no-load voltage(V) 58 71
Rated output voltage(V) 32 39
Output voltage range(V) 15-35 16-45
Output current range(A) 60-350 80-500
Pre flow time(S) 0.1-2 0.1-2
Post flow time(S) 0.5-10 0.5-10
Slow wire-feed voltage(V) 1-5 1-5
Burn-back time(S) 0.1-3 0.1-3
Burn-back voltage(V) 14-35 14-35
Wire feed rate(M/min) 2-25 2-25
Wire diameter(mm) Φ0.8/Φ1.0/Φ1.2 Φ1.0/Φ1.2/Φ1.6
Wire type Steel/CrNi Solid wire/Flux-cored
Wire feed type Push wire Push wire
Memory function  9 Channel/Save/Recall  9 Channel/Save/Recall
Working mode 2T/4T/Prime Crater/Spot Welding/Syn/Individual
Torch cooling type gas gas
Rated duty cycle(%) 60% 100%
Efficiency(η) 0.85 0.85
Power factor 0.9 0.9
Insulation class F F
Protection class IP23S IP23S
Cooling method Fan cooling Fan cooling
Dimension LxWxH(mm) 650X320X545 650X320X545
Net weight(Kg) 43 43.5

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