The world's top power density, weighing only 16.2kg 10 or (5 × 20) mm carbide 40 ℃ temperature environment 24 hours of uninterrupted rapid gouged. Special power-up design, 500A 630A welder working to reach common effect, 630A 850A welder work reaches the general effect. A computer mouse button knob for easy parameter menu choices and a variety of welding parameters stepless adjustment. Accurate LED digital display. Super versatile to adapt to a variety of environmental adaptability acidic (J421, J422, etc.) alkaline (J506, J507, etc.) and stainless steel, cast iron, aluminum electrode. 10 or (5 × 20) mm carbon arc gouging. 32mm steel vertical welding. Energy efficient, reactive power pole at the end closed isolation patent structure, control section and duct completely isolated, with a strong anti-pollution ability, long life design. Open day series of technical parameters M2 input voltage / frequency three-phase 380V / 50Hz-60Hz Rated load voltage 66 ± 5V 40 ℃ 24h continuous load current to pull the weight of 16.2kg adapt 480A 290V ~ 480V voltage range selection electrode diameter ≤12mm (round), 5 × 20 (flat) diameter carbon rods 10 apply or (5 × 20mm) suitable electrode acidic (J421, J422), alkaline (J506, J507, etc), stainless steel, cast iron, copper, aluminum and other input capacity 37kVA rated efficiency of 90% Power factor 0.9 phase of self-protection, overvoltage, undervoltage, overtemperature protection features such as a complete self-protection class IP21 Insulation class F Dimensions 395mm × 218mm × 391mm adapt Cord Length ≤100m 95mm2 copper screen type LED mouse knob to select the function thrust / arc / current service .jpg 1, the whole year warranty and lifetime maintenance; 2, free installation, commissioning and operation and maintenance personnel training; 3, to provide free software upgrades; [acceptance of] a way to use the equipment site inspection; 2 - sets (data, spare parts) and the appearance of the product acceptance; 3, sent by the supplier equipment installation, commissioning; 4, the device of the feature presentation; five consecutive 10 hours pager; 6, supply-side on the demand side, the selected workpiece marking, testing marking meets the requirements; 7, test the technical indicators; 8, sent on the demand side, supply-side operation, maintenance personnel for a period of one business day of technical training; 9, after the equipment has been trouble-free commissioning, acceptance report signed on behalf of both parties. [Training] 1, the supplier sent to the demand side, on-site training (complete equipment installation commissioning implementation); 2, trainers: operatives, electrical, mechanical maintenance personnel, from the demand side, the number of custom; 3. Training: installation of equipment Commissioning and marking machine principle, composition and commonly used computer knowledge. Computer programming, electrical control theory and routine maintenance of equipment, etc., and the actual operation. Common training equipment troubleshooting, further familiar with the equipment, answering questions, and finally the training of personnel assessment. [1] quality assurance services, the supplier to provide the following technical support, guidance demand side safe and correct use and maintenance. Using (1) the equipment specification, application software backup; (2) product certification. 2, the warranty period is 12 months from the date of signature of the time the results of the final acceptance date. Year warranty, the warranty period, maintenance costs, as appropriate charge. Equipment failure, the reaction time was 4 hours, if necessary, to the site for the party maintenance personnel normally arrive at the scene within 24 hours.