• Usha Welding Machines

AC DC IGBT Welder

Usha Welding Machines, a well known manufacturer and exporter of all kinds of welding machines, offers AC DC TIG Welding Systems. These deliver high quality, surety and conformity to give every reason to smile. The exactitude of quality standard IS: 1851 lies in its world class designing and engineering that took 3 years for the company’s engineers to master. Salient features: quality square wave power supply; stable arc; HF arc stabilisation; good weld surface; and suitable for welding of various metallic materials. Specifications: Model – AC DC 300 Pulse; input power voltage – AC 380 V ±15%; input voltage frequency – 50/60 Hz; rate input power capacitance – 11 kW; rate input current – 13.6 A; range of output current – 5-300 A; no-load voltage – 56 V; rate output voltage – 22.6 V; pre-flow time – 0-2 s; clean width – 20-80%; slope-down time – 0-5 s; pulse width – 10-90(%); range of pulse current – 20-315 A; range of pulse frequency – 1-70 Hz; post-gas time – 2-10 s; arc-leading – HF vibration start; efficiency – 85%; duty cycle – 60%; power factor – 0.93; insulation class – H; protection class – IP21; weight – 26 kg approx; and size – 560 x 361 x 360 mm.