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Air Cooled Welding Transformer
| Model | WT-300N | WT-450N | WT-300F | WT-450F | WT-600F |
| Input | 00 | 0 | 1 | 2 | 3 |
| Supply Voltage |
390 /415 /440 V,50 Hz 2 Lines of 3 Phase Supply |
390 /415 /440 V,50 Hz 2 Lines of 3 Phase Supply |
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| Related KVA(at 60% duty cycle) | 21 KVA | 29 KVA | 21 KVA | 29 KVA | 39 KVA |
| Input Current(at reted output) | 50 A | 70 A | 50 A | 70 A | 90 A |
| Output | |||||
| Open Circuit voltage | 81 V(MAX.) | 81 V(MAX.) | 81 V(MAX.) | 81 V(MAX.) | 81 V(MAX.) |
| Welding Current Range | 40-300 A | 50-450 A | 40-300 A | 50-450 A | 60-600 A |
|
Max. Cont. Hand Weld Current at 60% duty Cycle(Reted Output) |
250 A | 350 A | 250 A | 350 A | 500 A |
|
Max. Cont. Auto Weld Current at 100% duty Cycle |
175 A | 265 A | 175 A | 265 A | 380 A |
| Welding Current Control | "Stepless" | "Stepless" | "Stepless" | "Stepless" | "Stepless" |
| Type Of Cooling | "Natural Air" | "Natural Air" | "Natural Air" | "Natural Air" | "Natural Air" |
| Insulation Class | 'H' | 'H' | 'H' | 'H' | 'H' |