DIRECTIVE DECLARATION OF CONFORMITY ESAB AB, Welding Equipment, SE--695 81 Laxå, Sweden, gives its unreserved guarantee that weld- ing power source Origo Mig C420 PRO, Origo Mig C420w PRO from serial number 627 complies with standard IEC/EN 60974--1, in accordance with the requirements of directive (73/23/EEC) and addendum (93/68/EEC) and with standard IEC/EN 60974--10 in accordance with the requirements of directive (89/336/EEC) and addendum (93/68/EEC).
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WARNING! Read and understand the instruction manual before installing or operating. WARNING ARC WELDING AND CUTTING CAN BE INJURIOUS TO YOURSELF AND OTHERS. TAKE PRECAU- TIONS WHEN WELDING. ASK FOR YOUR EMPLOYER’S SAFETY PRACTICES WHICH SHOULD BE BASED ON MANUFACTURERS’ HAZARD DATA. ELECTRIC SHOCK - - Can kill Install and earth the welding unit in accordance with applicable standards.
The power units are fan--cooled and equipped with thermal overload protection. The machines can be fit with a flow guard (Origo Mig C420w PRO). ESAB’s accessories for the product can be found on page 20. Equipment The power source is supplied with:...
Operating temperature --10 to +40 Enclosure class IP 23 Application classification Cooling unit (100 % duty cycle) 1200 W @ 25˚C 1l/min 3,5 bar Coolant 50 % water / 50% glycol Coolant quantity 5,5 l Duty cycle The duty cycle refers to the time as a percentage of a ten--minute period that you can weld at a cer- tain load without overloading.
Assembly of components WARNING! During transport, the rear wheels of the power source are in their forward position. Before use, place the wheels in their rear position. Electrical installation - - 7 - - C420Pe...
Mains power supply Check that the unit is connected to the correct mains power supply voltage, and that it is protected by the correct fuse size. A protective earth connection must be made, in accordance with regulations. Rating plate with supply connection data 3∼...
(Red) Connection for return cable (--), high induc- tance * Indicating loss of coolant, only when water flow guard is used, see point 6.8 ** ELP = ESAB Logic Pump, see point 6.7. - - 9 - - C420Pe...
Welding without gas Wire feed pressure Start by making sure that the wire moves smoothly through the wire guide. Then set the pressure of the wire feeder’s pressure rollers. It is important that the pressure is not too great. Fig 1 Fig 2 To check that the feed pressure is set correctly, you can feed out the wire against an insolated object, e.g.
It resets automatically when the temperature falls down. Water connection The Origo Mig C420w PRO have a sensor ELP, ESAB Logic Pump, which senses whether the water hoses of the welding gun are connected. When a water cooled welding gun is connected, the water pump is active.
Wire speed (1,9 -- 25m/min) is set with knob [12]. The stroke control (2/4 stroke) is selected with switch [13]. Creep start i.e. start with 50% wire speed is toggled ON/OFF with switch [14]. Burn back time is set with knob [15]. The machines Origo Mig C420w PRO / Origo Mig C420 PRO can be fit with a...
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