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Lors-tecna - Air & Foot Operated Spotwelders, ID#LORSTCNA

LORS/TECNA SPOT WELDERS


Water Cooled, Air and Foot Operated
Rocker Arm and Press Type


 

Model 4626NA Vertical Press
Model 4626NA Vertical Press

50 KVA Spot Welder Features:

  • Rugged welded steel frame.
  • Built in microprocessor control with dual current, dual weld time, upslope and pulsation.
  • Digital phase shift weld current adjustment from 20% to 100% for precision welding.
  • Maintenance free solid state SCR contactor.
  • Dual voltage 220V-440V/single phase/60 Hertz output welding transformer.
  • Soft-touch control pad with LED function and value indicators.
  • Adjustable throat depth on the Rocker Arm.
  • Speed control adjustment.
  • Two stage electric footswitch with the option to add a second footswitch for dual current on the air rocker.
Model 4622NA Rocker-Arm Type
Model 4622NA Rocker-Arm

 

 

Model 4608NA Water-Cooled Air Rocker
Model 4608NA
Water-Cooled Air Rocker

Rocker Arm Spot Welder Features:

  • Rugged welded steel frame.
  • Built in microprocessor control with dual current, dual weld time, upslope and pulsation.
  • Digital phase shift weld current adjustment from 20% to 100% for precision welding.
  • Maintenance free solid state SCR contactor.
  • Dual voltage 220V-440V/ single phase / 60 Hertz output welding transformer.
  • Soft-touch control pad with LED function and value indicators.
  • Adjustable throat depth:
    Model LTR 4603NA-9" to 21 1/2"
    Model LTR 4608NA-9" to 21 1/2"
  • Universal arms for 90º or inclined tip holder position.
  • Speed control adjustments on the air rocker.
  • Two stage electric footswitch with the option to add a second footswitch for dual current on the air rocker.
Model 4603NA Water-Cooled Foot Rocker 
Model 4603NA
Water-Cooled Foot Rocker


 

Secondary Configurations:

 

SPECIFICATIONS: MODELS LTR 4603NA & LTR 4608NA
 TRANSFORMER: Water Cooled, Dual Voltage Compact High-Output Type
 KVA RATING: @ 50% Duty Cycle:
 Maximum Short Circuit

 

20 KVA
40 KVA
 SECONDARY CURRENT (A) Short Circuit:

 

15,000
 SECONDARY VOLTAGE (V):

 

2.75 - 3.8
 ELECTRICAL CONNECTIONS:

 

220V-440V / 1 PHASE / 60 Hz
 RECOMMENDED CABLE:
 
For not more than 5% Voltage drop in 100 feet
220 V
1 AWG
440 V
6 AWG
 FUSE RATING: 70A 40A
 WELDER CONTROL: Built-in digital solid state microprocessor control with LED display and indicators. Parameters include squeeze, weld, hold, off times, dual currents, pulsation, upslope and single spot or auto repeat functions.  Features weld current compensation.  Phase shift adjustable from 20% to 100%, weld time adjustable from 1 to 99 cycles to allow precision welding.  Uses a maintenance-free SCR contactor.
 INITIATION: Foot rockers (4603) uses manual footswitch.  Air rocker comes standard with one dual stage electric footswitch with a second footswitch receptacle for dual current operation.
 ELECTRODE HOLDERS: 1" Diameter
 ELECTRODE TIPS: #2 MT / #5 RWMA
 DISTANCE BETWEEN ARMS: 4603NA: 8-5/8"                         4608NA: 9"
 STROKE ADJUSTMENTS: LTR 4603NA: Min. throat: 0" to 1-5/8"  Max throat: 0" to 3-1/4"
LTR 4608NA: Min. throat: 0" to 1-3/4"  Max throat: 0" to 4"
 WEIGHT: 4603NA: 268 lbs. 4608NA: 270 lbs.

Please fill-out the form below or give us a call at 800-753-0393 to receive your discounted delivered SPOTWELDER quote. FREE FREIGHT possible on certain models.


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