TECNA FOOT OPERATED SPOT WELDERS 16-25 kVA

  • Arms adjustable in length allowing a better working flexibility.
  • Chrome-copper electrode-holders for long life and heavy duty service,
    ​designed for straight and angled fitting.
  • Adjustable electrode stroke.
  • Epoxy resin coated transformer.
  • Water-cooled transformer, arms and electrodes.
  • Microprocessor control unit TECNA TE101.
  • Adjustable electrode force; a microswitch starts the welding cycle when the desired pre-set value is reached. The foot pedal is adjustable in length.


TECNA PNEUMATTIC OPERATED SPOT WELDERS 16-50 kVA

  • Chrome-copper electrode-holders for heavy duty and long life,
    ​designed for both straight and angled fitting.
  • Water-cooled epoxy resin coated transformer.
  • Water-cooled arms, electrodes and electrode-holders.
  • Microprocessor control unit TECNA TE101.
  • USB Port for data storage (only with TE550).
  • The air operated lubrication free cylinder eliminates oil mist.
  • Protected filter assembly with gauge.
  • Two-stage electric foot-pedal for clamping and welding pieces only if correctly positioned.
  • Pre-connected for additional electric foot-pedal for the direct recalling of welding program No.2. This function is helpful when different kinds of welding are to be performed on the same piece.
  • Arms: gap 280 mm, adjustable depth 320 mm.
  • Adjustable electrodes stroke for max. working rate.


TECNA SINGLE PHASE SPOT AND PROJECTION WELDERS  80-315 kVA

  • Cylinder with chrome plated stem for heavy duty works and long life; adjustable anti-rotation device.
  • Lubrication free pneumatic components to eliminates oil mist and to protect the environment.
  • Double-stroke cylinder with key control.
  • Built-in compressed air filter unit.
  • Compressed air disconnecting device.
  • Water-cooled transformer, plates, electrode-holders and electrodes.
  • Transformer with epoxy resin coated windings.
  • Electrodes speed control valves, shock absorber for end of stroke and air discharge silencers assuring the minimum noise.
  • Two stage electric foot control for clamping and welding pieces only if correctly positioned.
  • Pre-setting for additional double stage electric foot connection for the direct recalling of welding program no.2.
  • TE550 costant current control unit.
  • Synchronous SCR contactor insulated from cooling water circuit with protection thermostat.
  • Standard on all models: two-hand safety control with timer assuring the best safety, and removable key selector. The two-hand control push-buttons are standard on projection models only (thay are available on request on spot welder models).
  • Emergency push-button to stop the machine immediately.


TECNA PNEUMATIC SPOT GUN 2.5 kVA

  • Light and proved spot gun for car body repair and maintainance/preassembly works in industry.
  • Synchronous built-in electronic timer with SCR from 2 to 65 cycles.
  • Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidised sheets, on surfaces with paint residues or on black sheets.
  • Current control with phase-shift adjustment to carry out difficult welds, on very thin thickness, on rods with reduced diameter, on stainless steel sheets and similar.
  • Additional arm couplings to provide larger opening between arms.
  • A built-in differential pressure switch operates the timer when the electrode force is correct.
  • All transformer are coated with F class insulation material that does not dry out and become brittle. Insulation test performed at 4000 V.
  • Pulsation weld time control available.


TECNA PNEUMATIC GYROSCOPIC WATER COOLED SPOT GUNS

  • Fully water-cooled portable spot gun
  • For high operating rate works in car body repair and light production works in Industry.
  • Synchronous built-in electronic timer with SCR from 2 to 65 cycles.
  • Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidised sheets, on surfaces with paint residues or on black sheets.
  • Current control with phase shift adjustment to carry out difficult welds, on very thin thickness, on rods with reduced diameter, on stainless steel sheet and similar.
  • Balanced construction for easy operation.
  • Thread base for fixing on a bench.
  • A built-in differential pressure switch operates the timer when the electrode force is correct.
  • Additional arm couplings to provide larger opening between arms.
  • All transformer are coated with F class insulation material. Insulation test performed at 4000 V.


TECNA SUSPENDED GUNS - 16 to 38 kVA

  • Pneumatic operated suspended gun, with integrated microprocessor welding control unit.
  • High productivity achieved with rational design, reduced dimensions, high welding capacity.
  • High electric efficiency.
  • Reduced installation costs.
  • Totally enclosed, rubber protected for easy and safe operation.
  • Gyro suspension on sealed bearings together with a spring balancer guarantees accurate manoeuvrability at any degree.
  • Rotation locking device.
  • Large selection of arms, enabling to set-up the welder according to the work exigencies.
  • Chrome-copper electrode-holders for heavy duty and long life,
    designed for both straight and angled assembling.
  • Adjustable electrodes distance, adjustable short working stroke for heavy duty.
  • Temporary extra stroke to reach the areas to be welded.
  • Long working stroke to weld reinforcement ribs, jobs in areas difficult to be reached.
  • Water-cooled transformer, with epoxy resin coated windings.
  • Water cooled arms, electrode-holders and electrodes.
  • Synchronous SCR contactor insulated from cooling water circuit with protection thermostat.
  • Oiless chromium plated cylinder and shaft for heavy duty operation and long life.
  • Safety device placed on the handle preventing any accidental start.
  • Supplied complete with earth leakage switch with safety control.
  • Quick replacement of the supply cable; it is not necessary to open up the welder to carry out this operation.


TECNA SUSPENDED AIR OPERATED SPOT WELDING GUNS FOR HEAVY DUTY

  • WITH BUILT-IN ELECTRONIC CONTROL UNIT
  • WITH SEPARATE ELECTRONIC CONTROL UNIT
  • Designed for carrying out high quality welds with high productivity and reduced installation costs.
  • High electrodes force. Reduced dimensions and safe components.
  • Gyro suspension on sealed bearings, assuring, together with a balancer,
    ​an accurate manoeuvrability at any degree.
  • Rotation locking device.
  • Long working stroke to weld reinforcements, ribs, and to enable working in areas difficult to reach etc.
  • Adjustable working stroke for heavy duty.
  • Temporary extra stroke to reach the areas to be welded.
  • Chromium-plated cylinder and shaft for heavy duty and long life.
  • Lubrication free pneumatic circuit to avoid oil mist in the enviroment.
  • Secondary circuit in copper completely water-cooled.
  • Valves on the cooling circuit to make the electrodes replacement easier.
  • Supplied equipped with earth leakage switch with 30 mA safety control. Upon request ground fault unit.
  • Possibility to choose among different control units in order to meet all production requirements.
  • Controls on the handle enabling the selection of two welding programs as well as the opening of the double stroke and the function "pressure only".
  • Safety device against accidental triggering.
  • Emergency push-button to stop the machine immediately.
  • Filter assembly with compressed air regulation device. EC standard.

OPTIONS:

  • Flow-switch which makes the welder stop if the cooling water does not circulate.
  • Additional control handle.
  • Arms and electrodes: according to tables.
  • Different lengths of supply cables and hoses.
  • Balancers equipped with rotary and insulated hook (option RI).


Specifications subject to change without notice.


WELDERS

SINGLE-THREE PHASE SPOT/PROJECTION•BUTT•GUN•PORTABLE

CUSTOM SOLUTIONS AVAILABLE



P: 518.291.2440

E: sales@alphilspotwelder.com