ESAB Welding Equipment AB, S–695 81 Laxå, Sweden, gives its unreserved guarantee that welding power source ESABMig 405 & ESABMig 505 from serial number 246 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 EN 50199 in accordance with the requirements of directive (89/336/EEC) and add- endum (93/68/EEC).
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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. Do not touch live electrical parts or electrodes with bare skin, wet gloves or wet clothing.
INTRODUCTION The ESABMig 405 and ESABMig 505 are step switched power sources designed for MIG/MAG–welding together with wire feed units ESABFeed 30, ESABFeed 48 and the most of ESAB wire feeders. The power units are fan–cooled and equipped with thermal overload protection.
ESABMig 505 Voltage 400–415V, 3~50/60 Hz 230/400–415/500V 3~50 Hz 230/440–460 3~60Hz Permissible load at100 % duty cycle 390 A/33,5 V 390 A/33,5 V at 60 % duty cycle 500 A/39 V 500 A/39 V Setting range (DC) 50A/16,5V–500A/39V 50A/16,5V–500A/39V Open circuit voltage 17–50 V 17–50 V Open circuit power...
Placing Position the welding power source such that its cooling air inlets and outlets are not obstructed. 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. –...
Assemble the stabilizer if counter balance is to be installed on machine. The stabilizer is an accessory. Ordering number you can find on page 204. Attention! Utilization of counter balance without stabilizer may cause the machine tipping over. Electrical installation ESABMig 405 – 61 – 405,505e...
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 ESABMig 405 3∼ 50 Hz 3∼ 50/60 Hz 3∼...
Connection for return cable (–), high induc- tance NOTE! Cooling water connections only available on certain models. * Indicating loss of coolant, only when water flow guard is used, see point 6.2.4 ** ELP = ESAB Logic Pump, see point 6.2.3. – 64 – 405,505e...
6.2.3 Water connection The ESABFeed has 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. For the ESABFeeds the pump supply switch on the power source should be left in position ”0/ELP”.
MAINTENANCE Regular maintenance is important for safe, reliable operation. Note! All guarantee undertakings from the supplier cease to apply if the customer himself attempts any work in the product during the guarantee period in order to rectify any faults. Inspection and cleaning Check regularly that the power source is free from dirt.
Check the main power supply fuses. ORDERING OF SPARE PARTS ESABMig 405 & ESABMig 505 is designed and tested in accordance with the interna- tional and European standards IEC/EN 60974–1 and EN 50199. It is the obligation of the service unit which has carried out the service or repair work to make sure that the pro- duct still conforms to the said standard.
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