... single panel; 2. Frequency-sweep zero voltage start, high success rate, no shock;3. Automatic resistance adjustment, permanent power output, ... circuit, free of use of high-rate starter and relay loop, fairly low failure rate; 7. Wholly digital design, strong ... . (6pulse)Incoming Curr.Rated PowerDC Curr.DC Volt.Melting Rate Working Freq.Working Volt.Rated CapacityPower ConsumptionKwVAKwA VT/H HzVTKWH ...