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NBR Rubber Double Insulated Extra Flexible Copper Welding Cable (AWG SIZE)

HOFR NBR RUBBER DOUBLE INSULATED EXTRA FLEXIBLE COPPER WELDING CABLE (AWG SIZE)

Welding Cable Structure
Conductor : Welding Cable has a rope lay Class K stranded soft drawn bare copper conductor per ASTM B-172.
Separation : Polyester tape (25 to 30) Micron
Outer Sheath: : NBR Rubber Double Sheath, black and oil resistant
*Any other Color on specific request can also be supplied
Welding Cable Technical Data
Fixed installation : -30°c to max.+ 90°C
Nominal voltage : 600V
Test voltage : 3000V
Mechnical Properties : Tensile strength = 10 N/mm2 Min.
Elongation = 300 Min.
Min. bending radius : 4X cable diameter
Flame propagation : Flame retardant test as per IEC 60332-1
Welding Cable Applications
- Welding Cable is for use on connections from electrode holders and clamps to arc welders, bus welding box or transformers. Welding cable is for applications up to 600 volts and temperatures from -30°C to +90°C.
 Standard length cable packing:
-   Coils 100, 200, 300 and 500 m. in wooden reels
Cable Features
Ultra high performance flexible welding lead, double insulated for longer life and added safety
Excellent flexibility to last longer in flex applications
RoHS Compliant
Outstanding toughness & durability
High resistance to cuts, tears & abrasion
Resistance to oil, solvents and chemicals
Excellent ozone and weather resistant

TECHNICAL INFORMATION

Cross Sectional Area Copper Construction Nominal Thickness Outer Dia Appx. Max. Conductor Resistance at 20˚C Max. Current (Amb. Temp of 40˚C)
AWG Nos. / Dia. mm mm mm Ω/km AMPS
6 273 / 0.254 8.00 10.70 1.39 115
4 427 / 0.254 9.50 12.10 0.873 150
2 651 / 0.254 11.00 14.20 0.554 205
1 817 / 0.254 11.70 15.40 0.44 240
1/0 1045 / 0.254 12.30 16.30 0.349 285
2/0 1330 / 0.254 14.40 18.70 0.276 325
3/0 1672 / 0.254 16.60 20.80 0.221 380
4/0 2146 / 0.254 18.20 23.00 0.175 440
250MCM 2508 / 0.254 21.10 27.60 0.149 495
350MCM 3496 / 0.254 20.80 30.80 0.106 680
500MCM 5013 / 0.254 26.80 34.00 0.0743 720

Note

The number of wires is approximate and wire diameter is nominal; they shall be such as to satisfy the requirements of conductor resistance of IEC 60228 / DIN VDE 0295 / IS 8130 / BS 6360

In view of continuous improvements in our design and process, specifications given here in are subject change without notice.

> All are flexible conductor

> Insulation material is NBR

> Sheath material is NBR

length in feet for total circuit for secondary voltages only – do not use this table for 600 Volt in-line applications
AMPS 100˚ 150˚ 200˚ 250˚ 300˚ 350˚ 400˚
100 4 4 2 2 1 1/0 1/0
150 4 2 1 1/0 2/0 3/0 3/0
200 2 1 1/0 2/0 3/0 4/0 4/0
250 1 1/0 2/0 3/0 4/0    
300 1/0 2/0 3/0 4/0      
350 1/0 3/0 4/0        
400 2/0 3/0          
450 2/0 4/0          
500 3/0 4/0          
550 3/0 4/0          
600 4/0            
The total circuit length includes both welding and ground leads (based on 4-volt drop) 60% duty cycle.