Tecna 3321 - 37 KVA Suspended Spotwelder Guns

Condition: NEW

Location: F.O.B Factory

Description:Tecna 3321 - 37 KVA Suspended Spotwelder Guns

Description

Tecna 3321 - 37 KVA Suspended Spotwelder Guns

specifications

  • Gunt type: L
  • Nominal power at 50%: 16
  • Maximum welding power: 37
  • Short circuit current: 16
  • Thermal current 100%: 4000
  • No load secondary voltage: 2.8
  • Supply voltage 50Hz: 400
  • Cables section L=30 m: 10
  • Delayed fuses: 32
  • Arms spacing: 165
  • Min. arms length : 190
  • Max. electrode force (6 bar): 286
  • Working stroke: 25-Jun
  • Maximum stroke: 30-48
  • Max. arms length: 650
  • Max. electrode force (6 bar): 95
  • Working stroke: 18-72
  • Maximum stroke: 90-140
  • Compressed air supply: 6.5
  • Air consumption for 1000 spots at 5 bar: 4
  • Hose inside diameter: 10
  • Water cooling: 7
  • Max M. S. sheet tickness with shorter arms: 3+3
  • Max M. S. sheet tickness with 508 mm arms 1.8+1.8
  • Max M. S. sheet tickness with longest arms : 1.2+1.2
  • Cross wire maximum diameter: 10+10
  • Spots per minute 1+1 class A: 66
  • Spots per minute 2+2 class A : 14
  • Net weight including cables, hoses, gyro suspension and shortest arms: 46
  • Packing cardboard box: 300 x 850 x 550
  • Spring balancer short arms capacity: 45-55
  • Spring balancer long arms capacity: 55-65

features

  • Pneumatic operated suspended gun, with integrated TE300, TE470 or TE480 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

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