Product Features: 1. Advanced inverter technology enables high working frequency. Small, light and portable.2. HF supercharged arc-start and hot pulse arc-start. Abundant welding current, high price-performance ratio.3. Protection against over-voltage and over-current.4. Output features specially designed for wire-feeding welding, nice form of welded seam.5. Designed for a wide range of input voltages. High duty cycle, suitable for continuous operations.6. Simple and clear structure, easy maintenance. Reliable and endurable. MainParameters Table: Input voltage (V)380VPower factor0.93Rated input current (A)12.7No-load loss (W)40Output current (A)10-315Housing Protection gradeIP21Rated output volt.(V)22Rated output current (A)315Insulation gradeFMax welding thickness (mm)18.5Duty cycle (%)60Efficiency (%)85Weight (kg)20Dimensions (mm)505×203×375RemarksInput voltage frequency should be 50Hz.No-Load voltage(v)60