Description The iWELD MMA-401 is a 400A three phase, 380V high duty cycle stick electrode welding machine which is designed on and manufactured to the latest digital inverter technology. It is compact, light weight with a single PCB allowing for easy mobility. The MMA-401 inverter machine ensures a clean, high quality weld and excels in basic and rutile electrode welding. Professional and DIY users can experience the built-in characteristics of anti-stick, hot-start and arc force. The VRD is an added safety function keeping the output voltage low when the machine is not in use. ACCESSORIES Earth clamp cable kit Electrode holder cable kit SOME KEY FEATURES IGBT system MMA and lift TIG Easy arc ignition Soft stable arc Exotic material welding Energy saving characteristics Digital display Voltage reduction device (VRD) OPTIONAL EXTRAS TIG torch and argon flowmeter SPECIFICATION DESCRIPTION PRODUCT CODE IWVRD401 MODEL MMA-401 VRD RATED POWER SUPPLY INPUT 380V THREE PHASE DUTY CYCLE 40°C @ 10 MINUTES 80% @ 400A OPEN CIRCUIT VOLTAGE WITHOUT VRD (62V) ▪ WITH VRD (≤ 15V) WELDING CURRENT RANGE 20 – 400A ELECTRODE SIZE 2.0 – 6.0mm DIMENSIONS(MM) AND NET WEIGHT(KG) 545 x 295 x 485mm ▪ 28KG
