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Instruction manual

0449 510 101 GB 20180123

Valid for: serial no. 126-xxx-xxxx

TAF 1251

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Summary of Contents for TAF 1251

Page 1: ...Instruction manual 0449 510 101 GB 20180123 Valid for serial no 126 xxx xxxx TAF 1251 ...

Page 2: ......

Page 3: ...7 3 TECHNICAL DATA 8 4 INSTALLATION 9 4 1 Location 9 4 2 Connections 10 5 OPERATION 11 5 1 Controls 11 6 MAINTENANCE 12 6 1 Cleaning 12 6 1 1 Welding power source 12 6 1 2 Contactor 12 7 ORDERING SPARE PARTS 13 DIAGRAM 14 CONNECTION INSTRUCTION 18 ORDERING NUMBERS 19 Rights reserved to alter specifications without notice ...

Page 4: ...ty precautions must meet the requirements that apply to this type of equipment The following recommendations should be observed in addition to the standard regulations that apply to the workplace All work must be carried out by trained personnel well acquainted with the operation of the equipment Incorrect operation of the equipment may lead to hazardous situations which can result in injury to th...

Page 5: ... ELECTRIC AND MAGNETIC FIELDS Can be dangerous to health Welders having pacemakers should consult their physician before welding EMF may interfere with some pacemakers Exposure to EMF may have other health effects which are unknown Welders should use the following procedures to minimize exposure to EMF Route the electrode and work cables together on the same side of your body Secure them with tape...

Page 6: ...quipment is not intended for use in residential locations where the electrical power is provided by the public low voltage supply system There may be potential difficulties in ensuring electromagnetic compatibility of class A equipment in those locations due to conducted as well as radiated disturbances NOTE Dispose of electronic equipment at the recycling facility In observance of European Direct...

Page 7: ...d arc welding SAW The welding power source converts via a thyristor bridge rectifier the secondary voltage s sine wave to a square wave with excellent arc ignition and welding characteristics The welding power source is fan cooled and is overload protected by a thermal cut out Re setting takes place automatically as soon as the temperature has reduced to a permitted level ...

Page 8: ...8 V 1250 A 44 V No load voltage 73 V No load power 240 W Efficiency 87 Power factor 0 77 Apparent power 86 2 kVA Active power 64 9 kW Weight 608 kg Dimensions L W H 774 598 1228 Insulation class transformer F Enclosure class IP 23 Enclosure class The IP code indicates the enclosure class i e the degree of protection against penetration by solid objects or water Equipment marked IP23 is intended fo...

Page 9: ...stem It is the responsibility of the installer or user of the equipment to ensure by consultation with the distribution network operator if necessary that the equipment is connected only to a supply with a short circuit power greater than or equal to Sscmin Refer to the technical data in the TECHNICAL DATA chapter 4 1 Location WARNING Secure the equipment particularly if the ground is uneven or sl...

Page 10: ...e cable support 1 Connect the control cable between the welding power source and the control unit to the 28 pole contact 2 inside the welding power source Connect the 1 pin measuring cable 4 for measuring the arc voltage to the return cable welding head Connect a suitable welding and return cable to the contacts 3 marked on the front of the power source Mains connection TAF 1251 50 Hz 60 Hz Voltag...

Page 11: ...ront panel contains 1 Main circuit breaker for switching the mains voltage and the fan on and off in the welding power source Position 1 On Position 0 Off 2 The indicator lamp white illuminates when the main switch is switched on 3 Indicator lamp for overheating yellow The indicator lamp illuminates when the thermal cutout is deployed due to excess temperature in the welding power source The indic...

Page 12: ... air inlets or outlets will lead to overheating Clean the welding power source as necessary Dry compressed air is recommended for the purpose 6 1 2 Contactor WARNING Never use compressed air to clean the contactor without first taking it apart completely NOTE To ensure the reliable operation of the contactor the magnetic parts must be kept clean If the contactor has to be cleaned it must be taken ...

Page 13: ...opean standards EN 60974 1 and EN 60974 10 It is the obligation of the service unit which has carried out the service or repair work to make sure that the product still conforms to the said standard Spare parts and wear parts can be ordered through your nearest ESAB dealer see the back cover of this document When ordering please state product type serial number designation and spare part number in...

Page 14: ...DIAGRAM 0449 510 101 14 ESAB AB 2018 DIAGRAM Valid for serial no 935 xxx xxxx ...

Page 15: ...DIAGRAM 0449 510 101 15 ESAB AB 2018 ...

Page 16: ...DIAGRAM 0449 510 101 16 ESAB AB 2018 Valid for serial no 126 xxx xxxx ...

Page 17: ...DIAGRAM 0449 510 101 17 ESAB AB 2018 ...

Page 18: ...CONNECTION INSTRUCTION 0449 510 101 18 ESAB AB 2018 CONNECTION INSTRUCTION ...

Page 19: ... ESAB AB 2018 ORDERING NUMBERS Ordering no Denomination Notes 0460 517 880 Welding power source TAF 1251 0459 839 063 Spare parts list TAF 1251 Instruction manuals and the spare parts list are available on the Internet at www esab com ...

Page 20: ...e Henares MADRID Tel 34 91 878 3600 Fax 34 91 802 3461 SWEDEN ESAB Sverige AB Gothenburg Tel 46 31 50 95 00 Fax 46 31 50 92 22 ESAB International AB Gothenburg Tel 46 31 50 90 00 Fax 46 31 50 93 60 SWITZERLAND ESAB Europe GmbH Baar Tel 41 1 741 25 25 Fax 41 1 740 30 55 UKRAINE ESAB Ukraine LLC Kiev Tel 38 044 501 23 24 Fax 38 044 575 21 88 North and South America ARGENTINA CONARCO Buenos Aires Tel...

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