Model NO.: WS7-400
HS Code: 8515319000
Model NO.: WS7-400
HS Code: 8515319000
Main FeaturesAutomatic protection from over-current, overheat, over/under-voltage
Free switch between MMA welding and TIG welding
HF, easy to start arc
Arc burns stably, molten pool calm, beautiful seam
| Â Â Â Â Â Â Â Â Â Â Â Â Â Model Content |
WS7-315 | WS7-400 | WS7-500 | |
| Power source | 3×380V  50Hz | |||
| Rated input capacity | 12.2KVA | 17.3KVA | 23.7KVA | |
| Rated input current | 18.6A | 26.3A | 36A | |
| Rated welding current | 315A | 400A | 500A | |
| Rated duty cycle | >60% | |||
| Adjust. Range of curr. | 20-315A | 20-400A | 20-500A | |
| Efficiency | 83% | |||
| No-load voltage | TIG | 40-50V | ||
| MMA | 70-80V | |||
| Current up/down-slope time | 0-10S | |||
| Pre-gas sending time | 5S | |||
| Post- gas sending time | F | |||
| Arc-start means | IP21 | |||
| Dimensions (mm) | 590×306×500 | 590×306×500 | 640×326×560 | |
| Weight (Kg) | 25 | 35 | 40 | |
| Â Â Â Â Â Â Â Â Â Â Â Â Â Model Content |
WS7-315 | WS7-400 | WS7-500 | |
| Power source | 3×380V  50Hz | |||
| Rated input capacity | 12.2KVA | 17.3KVA | 23.7KVA | |
| Rated input current | 18.6A | 26.3A | 36A | |
| Rated welding current | 315A | 400A | 500A | |
| Rated duty cycle | >60% | |||
| Adjust. Range of curr. | 20-315A | 20-400A | 20-500A | |
| Efficiency | 83% | |||
| No-load voltage | TIG | 40-50V | ||
| MMA | 70-80V | |||
| Current up/down-slope time | 0-10S | |||
| Pre-gas sending time | 5S | |||
| Post- gas sending time | F | |||
| Arc-start means | IP21 | |||
| Dimensions (mm) | 590×306×500 | 590×306×500 | 640×326×560 | |
| Weight (Kg) | 25 | 35 | 40 | |
Automatic protection from over-current, overheat, over/under-voltage
Free switch between MMA welding and TIG welding
HF, easy to start arc
Arc burns stably, molten pool calm, beautiful seam
| Â Â Â Â Â Â Â Â Â Â Â Â Â Model Content |
WS7-315 | WS7-400 | WS7-500 | |
| Power source | 3×380V  50Hz | |||
| Rated input capacity | 12.2KVA | 17.3KVA | 23.7KVA | |
| Rated input current | 18.6A | 26.3A | 36A | |
| Rated welding current | 315A | 400A | 500A | |
| Rated duty cycle | >60% | |||
| Adjust. Range of curr. | 20-315A | 20-400A | 20-500A | |
| Efficiency | 83% | |||
| No-load voltage | TIG | 40-50V | ||
| MMA | 70-80V | |||
| Current up/down-slope time | 0-10S | |||
| Pre-gas sending time | 5S | |||
| Post- gas sending time | F | |||
| Arc-start means | IP21 | |||
| Dimensions (mm) | 590×306×500 | 590×306×500 | 640×326×560 | |
| Weight (Kg) | 25 | 35 | 40 | |
| Â Â Â Â Â Â Â Â Â Â Â Â Â Model Content |
WS7-315 | WS7-400 | WS7-500 | |
| Power source | 3×380V  50Hz | |||
| Rated input capacity | 12.2KVA | 17.3KVA | 23.7KVA | |
| Rated input current | 18.6A | 26.3A | 36A | |
| Rated welding current | 315A | 400A | 500A | |
| Rated duty cycle | >60% | |||
| Adjust. Range of curr. | 20-315A | 20-400A | 20-500A | |
| Efficiency | 83% | |||
| No-load voltage | TIG | 40-50V | ||
| MMA | 70-80V | |||
| Current up/down-slope time | 0-10S | |||
| Pre-gas sending time | 5S | |||
| Post- gas sending time | F | |||
| Arc-start means | IP21 | |||
| Dimensions (mm) | 590×306×500 | 590×306×500 | 640×326×560 | |
| Weight (Kg) | 25 | 35 | 40 | |
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