Function characteristics Special used for electro-fusion belt welding. Advanced scm as control core, with abundant parameter setting, measuring and perfect protective function. Lcd display, chinese/english operation. High accurate power, time controlling. Wide power supply and voltage input (170v ~ 440v). Swiftly output response time when power supply breaks, high stability. Easy way to enter welding parameter. Parameter : Article no. FFKEW-3-M50 FFKEW-3-M70 Name ffelectrofusion welding machine Welding range FFPE pipe and pipe fitting Pipe diameter FF800 ~ 3000 mm Output current FF50 A FF70 A Input voltage 170vac ~ 440 vac Ambient temp.-15=+c ~ 45=+c Storage temp. -30=+c ~ 70=+c Weight 14 kg.