Product Description
Resistance welding (the portable spot welding machine) is a method of metal welding using the resistance heat generated by the current between electrodes as a heat source
to heat and press the workpiece locally at the same time.
Item/models | Unit | DN2-31X | DN2-31C | DN2-40X | DN2-40C | DN2-63X | DN2-63C |
power at 50% | KVA | 31 | 31 | 40 | 40 | 63 | 63 |
Maximum short circuit current | KVA | 14 | 14 | 18 | 18 | 20 | 20 |
Secondary unload voltage | V | 5.58 | 5.58 | 6.8 | 6.8 | 7.9 | 7.9 |
Voltage at 50Hz/60Hz | V | 380 | 380 | 380 | 380 | 380 | 380 |
Distance between the arms | MM | 168-288 | 100 | 168-328 | 100 | 168-428 | 100 |
Max.strength at electrodes | N | 3000 | 3000 | 3500 | 3000 | 3500 | 3000 |
Working stroke | MM | 15-45 | 15-25 | 15-45 | 15-25 | 15-45 | 15-25 |
Max.stroke of cylinder | MM | 70 | 50 | 100 | 50 | 100 | 50 |
Max. arm length | MM | 750 | 350 | 1000 | 450 | 1100 | 500 |
Compressed Air supply | MPA | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
Max thickness of mild steel sheet with min.length s arm | MM | 3+3 | 3+3 | 4+4 | 4+4 | 5+5 | 5+5 |
With 500mm arms | MM | 2+2 | 2+2 | 3+3 | 3+3 | 3+3 | 3+3 |
With maximum length arms | MM | 1.2+1.2 | 1.2+1.2 | 2+2 | 1.8+1.8 | 2.0+2.0 | 2.0+2.0 |
Cross wire maximum | MM | 14+14 | 14+14 | 16+16 | 16+16 | 20+20 | 20+20 |
Cooling water pressure drop | MPA | 0.2-0.3 | 0.2-0.3 | 0.2-0.3 | 0.2-0.3 | 0.2-0.3 | 0.2-0.3 |
Cooling water flow | L/MIN | 4 | 4 | 4 | 4 | 4 | 4 |
♦ Distance,angle and length of welding arm can be made according to customers' requests.
Feature:
1. Humanized design,stable and reliable, long lifespan
2. Components greatly designed, easy to operate
3. Easy maintenance, interchangeable transformer