Westken 35kva UN35 General Manual Download Page 10 | Manualshive

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Westken

information manuals and technical assistance

General Manual for UN35 Butt Welder

Westken,

190 van Eden crescent, Rosslyn, Pretoria, South Africa.

www.westken.co.za (Tel; 0027 12 541 6064/6065 fax; 0027 12 541 8086)

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Summary of Contents for 35kva UN35

Page 1: ...ustable Control voltage is 24vdc The machine has a CuCrZr copper upper clamping block and V cut to suit CuCrZr copper lower welding electrode On delivery the lower electrode can be un machined There are two 63mmdia clamping cylinders and a 63mmdia upsetting cylinder All air equipment solenoids FRL units are 1 4bsp The machine has a semi encapsulated transformer which is water cooled The machine is...

Page 2: ...on in the cylinder down and closes the welding tips Once the tips are together the timer then switches the Thyristor switch also call the SCR AC switch Semipack which allows electricity to flow into the transformer The electricity coming into the transformer is normally 380vs at about 80amps The transformer changes this transforms supply to about 4 5volts at 9000amps output Because the clamping el...

Page 3: ...t Hand side of the machine 3 Rear of the machine 4 Left Hand side of the machine 5 Top of the machine Chapter two The installation of a UN35 air operated Butt welder Please read Introduction to Spotwelding for newcomers others on our website UN35 Butt welder 1 Bolting the machine down 2 Cable sizes and fusing 3 Water pipes 4 Machine Fusing with supply cable not exceeding 10m Chapter three The oper...

Page 4: ...e timer control is located on the right hand side cover There are two hinged doors that allow access to the transformer The upper jaws have adjuster bolts which allow height adjustable for different material sizes These machines have the lower electrodes fixed to the machine frame where there is adjusts for leveling lower electrodes There is also visible the upsetting cylinder adjuster nut for fin...

Page 5: ...ide of the machine 5 Looking at the top of the machine Moving to the front of the machine we now look at the top of the machine where we find 1 Clamping jaws on the left 2 Upset cylinder on the right side 3 The 1 4 5 2 24vdc body port two solenoid valves at the rear of the machine 4 The FRL filter regulator lubricator back right hand side General Note on machine weights and sizes are for guideline...

Page 6: ...l power supply to the on off switch or connection board provided within the machine see voltages cable sizes and supply fusing below When using a 380volt machine it is important to note the machine uses two phases of the three phase supply It is critically important that the machine is properly earthed to the earth stud provided on the machine 3 Connect a minimum 10 12mm water supply return pipe t...

Page 7: ...is fed into the welding transformer it is converted transformed from high voltage low amperage 380v 60amps into low voltage high amperage 10volts 10000amps This transformed electrical supply is directed from the transformer through the machine electrodes butt welding area 6 Due to a higher resistance to electricity in the steel parts to be welded than in the copper electrodes heat is formed in the...

Page 8: ...en 2 and 6 cycles 3 Upslope 1 to 3 cycles to minimize sparking during welding 4 Weld one allow sufficient welding to achieve a cosmetically good weld without excessive expulsion of weld area Please note weld time must always be longer that the upslope time 5 Heat one this adjusts the percentage of weld heat going into the weld area as a percentage of the total machine output Too much heat and the ...

Page 9: ...o za for the following 1 Introduction to set up of Westken spotwelding timers for newcomers others 2 Cooling water for welding machines 3 Explanation of clever words terms concerning Resistance welding timer systems 4 Introduction to Spotwelding for newcomers and others 5 Introduction a basic explanation to Timer control systems 6 Manuals for other machines in our range of equipment If you have an...

Page 10: ... information manuals and technical assistance General Manual for UN35 Butt Welder Westken 190 van Eden crescent Rosslyn Pretoria South Africa www westken co za Tel 0027 12 541 6064 6065 fax 0027 12 541 8086 10 ...

Page 11: ...osslyn Pretoria South Africa www westken co za Tel 0027 12 541 6064 6065 fax 0027 12 541 8086 11 UN 35Butt Welder 3 380 V in 1 380 V in 13 12 AV2 11 AV1 10 AV Com 8 G1 PCB 5 K1 7 G2 4 K2 61 60 42 41 40 Thermo _________ 20 Gnd com _________ Thermo 24 Bit 8 23 Bit 4 22 Bit 2 21 Bit 1 _________ 20 Gnd com _________ Foot Sw ...

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