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DC Welding Rectifier
 Suitable for thin sheet welding, our range of DC Welding Rectifier is highly in demand in the market. The array of DC Welding Rectifiers offered by us is apt for manual metal arc welding and can efficiently detect amplitude modulated signals. These sophisticatedly designed rectifiers can be availed at the most discounted prices.
Appreciated for :
- Robust construction
- Greater stability
- Low cost of maintenance
- High efficiency
- Simple operation
Applications :
| ConstructionSteel PlantsDefenceRailwaysFabrication | Auto body buildersPower PlantsAviationOil PlantsPipe Welding |
» Technical Specifications :- | Model | | SDC-2 | SDC-3 | SDC-4 | SDC-5 | SDC-6 | | Maximum Welding Current at 60% duty cycle | Amps | 200 | 300 | 400 | 500 | 600 | | Minimum Welding Current | Amps. | 40 | 50 | 60 | 80 | 100 | | Open Circuit | Volts. | 75 | 75 | 75 | 80 | 80 | | Welding Voltage | Volts. | 21-28 | 22-32 | 23-36 | 23-40 | 24-44 | | Maximum Welding Current at 100% duty cycle | Amps. | 150 | 220 | 300 | 375 | 450 | | KVA as per ISI | KVA | 5.6 | 9.6 | 14.4 | 20 | 26.4 | | Maximum KVA | KVA | 13 | 13.5 | 26 | 35 | 49 | | Cooling | - | Forced Air Cooled | - | - | - | - | | Input supply | - | 380/415/440 volts Balance load-3 phase, 3 lines, 50 Hz. | - | - | - | - | | Maximum Electrode Size | MM | 4 | 5 | 6.3 | 8 | 8 | | Minimum Electrode Size | MM | 2.5 | 2.5 | 3.15 | 4 | 4 | | Insulation Class | F | F | F | F | F | F | | Power Factor with Capacitor | - | 0.8 at half load | - | - | - | - | | Recommended Power Factor Capacitor | KVAR | 4 | 6 | 8 | 10 | 12 | | Current Regulator | - | - | Stepless | - | - | - |
- Rectifiers of higher rating upto 800 - 1000 amps. with higher O.C.V (Open Circuit Volt).
- Multi - Operator welding rectifiers can also be available.
Note : We reserve the right to change design and modify specifications of the discretion of our technical department.
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