EN11. tEChnICAl dAtAKempArc Pulse 350 KempArc Pulse 450Connection voltage 3~50/60 Hz 400 V -15 %...+20 % 400 V -15 %...+20 %Rated power 60 % ED 22.1 kVA80 % ED 16.0 kVA100 % ED 15.3 kVA 17.8 kVAConnection cable HO7RN-F 4G6 (5 m) 4G6 (5 m)Fuse (delayed) 25 A 35 ALoad capacity 40 °C 60 % ED 450 A80 % ED 350 A100 % ED 330 A 350 AWelding current and voltage range 10 V ... 50 V 10 V ... 50 VOpen circuit voltage 50 V 50 VOpen circuit power 100 W 100 WPower factor at max. current 0.85 0.9Efficiency at max. current 88 % 88 %Operating temperature range -20 º C ... +40 º C -20 º C ... +40 º CStorage temperature range -40 º C ... +60 º C -40 º C ... +60 º CEMC class A ADegree of protection IP23S IP23SMinimun short circuit power Ssc ofsupply network *5.5 MVA 5.5 MVAExternal dimensions L x W x H 590 x 230 x 430 mm 590 x 230 x 430 mmWeight 36 kg 36 kgVoltage supply for auxiliary devices 50 V DC / 100 W 50 V DC / 100 WFuse (delayed) 6.3 A 6.3 AVoltage supply for cooling unit 24V DC / 50 VA 24V DC / 50 VA* See paragraph 2.429Kemparc pulse 350, 450 / © Kemppi Oy / 1044