SD120 series pedestal spot welder
SD series pedestal linear spot welders with 120KVA power at 50%.
Very sturdy and rigid structure. Integrated water-cooling installation of transformer, electrode holder and electrodes. The standard versions are equipped with a single stroke pneumatic cylinder and double safety control board. Pedal operated. Wide selection of electrode holders and electrodes for different special applications. The unit also includes the “MICRO8” weld synchronous control board with a diode microprocessor controlled in 5 steps, equipped with double programme and pulses.
| Technical features | SD60 | SD120 |
|---|---|---|
| Nominal power at 50% ED | 60 KVA | 120 KVA |
| Max short-circuit power | 140 KVA | 285 KVA |
| Maximum welding power | 112 KVA | 228 KVA |
| Nominal primary voltage | 400-230 V | |
| Nominal frequency | 50 Hz | |
| Secondary voltage | 5,5÷6,5 V | 6,8÷8,6 V |
| Permanent secondary current | 6,5 KA | 10 KA |
| Short-circuit current | 21 KA | 33 KA |
| Max welding secondary current | 6,8 KA | 26,4 KA |
| Duty cycle at maximum welding current | 14,3% | 13,8 % |
| Connection power | 67 KVA | 136 KVA |
| Power supply cable section (≤ 40 int. line) | 16 mm² | 70 mm² |
| Pressure at the electrodes at 6 atm. (600KPa) | 900 daN | 900 daN |
| Operation | electropneumatic | |
| Cooling | water | |
| Distance between plates | 160÷370 mm | |
| Arm lenght | 400÷750 mm | |
| Arm diameter | 70 mm | 70 mm |
| Length and diameter of spark plugs | 150÷200 ø 25 mm | |
| Electrode opening | 80 mm | |
| Air consumption (mc / 1000 points) | 4,6 | 9,2 |
| Water consumption | 4 l/min | 5 l/min |
| Compressed air pressure ( 1 bar = 100 kpa) | 600 KPa | |
| Dimension L x W x H | 1300x400x1800 mm | 1300x400x1800 mm |
| Weight | 620 Kg | 720 Kg |
