KR-350
![KR-350(Thyristor)]( "KR-350(Thyristor)")
Technical specifications
| KR-350 |
|
| Connection voltage: | 3Ph-50/60Hz 380V +/- 10% |
| Input current： | 48.8A |
| Duty cycle : | 60% @ 350A |
| Rated output voltage： | 31.5V |
| Open circuit voltage： | 58V |
| Efficiency： | 0.7 |
| Power factor： | 0.5 |
| Rated input power capacity： | 31.5KW |
| Weight of wire pad： | 1/2/5/15KG |
| Diameter of welding wire ： | 1.0/1.2MM |
| Welding range： | 60-350A |
| Operating temperature range： | -20-40 ℃ |
| External dimensions L x W x H： | 72*38*75CM |
| Packing dimensions L x W x H ： | 92*58*95CM |
| Welder weight (no accessories) ： | 140KB |
| Packing weight(with accessories) ： | 170KG |
| Degree of protection： | IP23 |
Features:
1. Optional for various welding wire diameter, flux/solid core change and arc end option function;
2. With various safety protect function such as secondary circuit short protection, overheat protection and etc.;
3. Tight construction, strong waterproof capability, higher safety function;
4. Various functions is extendable, longer cables is optional;
5. Widely used in various fields such as auto, shipping, auto construction, bridge, gas, building and etc.