Model Number

NBC-500

I. Features
??Automatic protection from overcurrent, overheat, over/under voltage
??Support digital display and presetting of current and voltage, wide adjustment range of voltage
??Particular function of automatically removing melting-ball from the end of the welding wire
??Adopt the closed-loop system to control arc and waveform control system to adjust the arc force
??Suitable for solid/flux-cored welding wires of different specifications
??Widely used in such areas as automobile, shipbuilding, bridge, petrol chemistry and construction, and so on
??Wire feeder is driven by four wheels, big power, and feeding wire stably
??A voltage fluctuation of ±20% is allowable
II. Main parameters
Type
Contents NBC-350 NBC-500 NBC-630
Power source 3-phase 380V 50/60Hz
Rated input current 22A 45A 52A
Rated input capacity 14.5KVA 26KVA 34KVA
Rated welding current/voltage 350A/31.5V 500A/39V 630A/44V
Welding current 350A 60%DE 500A 60%DE 630A 60%DE
270A 100%DE 400A 100%DE 480A 100%DE
No-load voltage (MAX) 73V 73V 80V
Adjustment range of welding current 40-350A 40-500A 40-630A
Efficiency 83% 83% 83%
Power factor >0.95 >0.95 >0.95
Time for pre-gas sending 0~1S
Time for delay gas sending 0~4S
Diameter of wire ?0.8~?2.0mm solid/flux-cored wire
Type of wire feeder Cs ?201
Weight of wire feeder 6 Kg
Length of welding torch 3m
Weight (Kg) 40 55 60
Air switch 32A 40A 63A
Dimensions (mm) 570?00?00 600?20?50 676?62?56
Input cable (mm2) 3?+1?.5 3?+1? 3?+1?
Raising means Handle Lift
Insulation class F
Protection class IP21
External feature Flat

III. Standard configuration
Power source, four-wheel wire feeder, flow meter, welding torch, controlling wire cable and gas tube (10m each), earth lead (3m)