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Lors Tecna 3 phase D.C. Spot/Projection Welders

 MODELS 6101, 6102, 6103

  • DC Three-Phase welding machines offer the following additional features: High Power Factor, Reduced load on Plant Primary Electrical Service, Balanced effect of magnetic materials between Arms, Reduced installation costs.
  • Welding Control unit TE 183, with direct current reading.
  • Six-phase Silicon Rectifier with device to check the diodes proper clamping.
  • Protection of the diodes against overload, over voltages and temperature.
  • Synchronous SCR Contactor insulated from the cooling water circuit with protection thermostat.
  • Two-Stage Electric Footswitch.
  • Pre-connection for additional Double-Stage Footswitch.
  • Emergency Stop push button, to stop the machine immediately.
  • Protection with automatic circuit breaker.
  • Water-cooled Transformer, Plates, Electrode Holders and Electrodes.
  • Adjustable Double-Stroke Cylinder with key control, has Chrome-plated Stem for heavy duty works and long life. Adjustable, anti-rotation device.
  • Complex Pneumatic cycle, with electrode low force squeeze.
  • Built-in compressed Air filter unit and tank. (Compressed air disconnection device)
  • Electrodes descend without pressure for both maintenance and set-up.
  • Two-Hand Safety Control with timer and removable key selector
  • Flow Switch, which stops the machine if the cooling water does not flow.

SPECIFICTATIONS

 

6101

6102

6103

Spot/Projection

 

·/·

·/·

·/-

Nominal power at 50%

KVA

100

100

100

Maximum welding power

KVA

415

415

380

Short circuit current

kA

60

60

55

Maximum welding current on aluminum

kA

55

55

50

Maximum welding current on steel

kA

48

48

44

Thermal current 100%

A

11,000

11,000

11,000

No load secondary voltages

V

6.3

5.5

6.3

5.5

6.3

5.5

Supply voltage 50 Hz*

V

400

400

400

Cables section L=30 m

mm2

50

50

50

Delayed fuses

A

100

100

100

Minimum gap

mm

175

175

175

Maximum gap

mm

475

475

475

Depth L

mm

385

535

800

Depth D

mm

260

410

-

Max. electrode force (6 bar) – standard

daN

736

736

736

Max. electrode force (6 bar)  with option 6135

daN

1242

1242

-

Maximum stroke

mm

100

100

100

Double stroke – standard

mm

0-80

0-80

0-80

Compressed air supply

bar

6.5

6.5

6.5

Air for 1000 spots (6 bar)

Standard version – stroke 20 mm

Standard version – max. stroke

With option 6135 – stroke 20 mm

With option 6135 – max. stroke


Nm3

Nm3

Nm3

Nm3

 

2.9

9.2

6

15.5

 

2.9

9.2

6

15.5

 

2.9

9.2

-

-

Air supply hose

mm

16

16

16

Water cooling

l/mm

12

12

12

Aerial noise produced

db(A

73

73

76

Measure conditions

Working stroke

Welding time

Welding current

Working rating in welds/min

mm

cycles

kA

 

50

14

45

6

 

50

14

45

6

 

20

8

41

15