Resistance Welding Equipment

  • Resistance Welding Equipment

Spot Welders, Seam Welders, and More

Resistance welding is a process that uses electric current to join two or more metal parts together. Heating Technology Source offers a range of resistance welding machines, including spot welders, seam welders, and projection welders. These machines are used in various industries, such as automotive, construction, and electronics. 

Download CEA RESTECH’s Resistance Welding guide to learn more about this equipment.

K – KP

RESISTANCE WELDING

FEATURE

  • Excellent welding on all weldable metals
  • Electronic adjustment of the welding current and time
  • Synchronous ignition SCR group with phase shift welding current adjustment to eliminate initial transient
  • Reduced consumption
  • Water cooled arms
  • Water cooled copper electrodeholders with adjustable height
  • Self-lubricated pneumatic components to eliminate oil deposits and to safeguard the environment from contaminants (ZP)
  • High versatility thanks to all different possible work configurations
  • Lower arm with adjustable height which can be rotated for use with a longer electrodeholder (Optional K/KP)
TECHNICAL DATA K 22 KP 22 K 28 KP 28 K 48 KP 48
Single phase input 50/60 Hz V 400 400 400
Nominal maximum power kVA 20 25 45
Max. welding power kVA 36,5 54,7 75
Installed power  kVA 12 14 24
Cross section connecting cables mm2 10 16 25
Fuse (delayed action) A 25 36 63
Secondary voltage V 3,5 4,2 5,2
Secondary short circuit current kA 11,6 14 17,8
Max. welding current kA 9,3 11,2 14,2
Electrode force at 600kPa (6bar) da N 180 300 280
Water consumption at 300kPa (3bar) l/min 3,8 3,8 3,8
Dimensions  mm 980 980 1020
 mm 330 390 390
 mm 1200 1250 1250
Weight kg 120 167 194

Z – ZP

RESISTANCE WELDING

Z and ZP series resistance spot welders, versatile, robust and easy-to-use, ensure best welding results on any weldable metal and are the most ideal solution for all spot welding applications. Z models are supplied mechanically operated pedal, whilest ZP are pneumatically operated by electric pedal FEATURES
  • Excellent welding on all weldable metals
  • Electronic adjustment of the welding current and time
  • Synchronous ignition SCR group with phase shift welding current adjustment to eliminate initial transient
  • Reduced consumption
  • Water cooled arms
  • Water cooled copper electrodeholders with adjustable height
  • Self-lubricated pneumatic components to eliminate oil deposits and to safeguard the environment from contaminants (ZP)
  • High versatility thanks to all different possible work configurations
TECHNICAL DATA Z 18  ZP 18 Z 28 ZP 28
Single phase input50/60 Hz V 400 400
Nominal maximum power kVA 15 25
Max. welding power kVA 23 41,6
Installed power kVA 11 14
Cross section connecting cables  mm2 10 10
Fuse(delayed action) A 32 40
Secondary voltage V 2,6 3,5
Secondary short circuit current kA 10,2 13,8
Max.welding current kA 8,2 11
Electrode force at 600kPa (6bar) da N 300 300
Water consumption at 300kPa(3bar) l/min 3,8 3,8
Dimensions  mm 760 760
 mm 330 330
 mm 1200 1200
Weight kg 104 118

PPS

VERTICAL STROKE SPOT WELDERS

FEATURES

  • Excellent welding on all weldable metals
  • Synchronous ignition SCR group with phase shift welding current adjustment to eliminate initial transient
  • Thermostatic protection on the SCR group
  • High welding currents with low consumption
  • Self-lubricated pneumatic components to eliminate oil deposits and to safeguard the environment from contaminants
  • Water cooled secondary circuit, i.e. electrodes, electrodeholders and transformer, to avoid overheating
  • Water cooled copper electrodeholders with adjustable height
  • Electrode force adjustable by pressure reducer group equipped with a manometer and filter for automatic air impurity expulsion
  • Upper electrode movement by self-lubricated double effect pneumatic cylinder fitted with speed regulator, end stroke shock-absorber and silencer for compressed air discharge
  • Manual valve for upper head descent without pressure for cleaning, centering and ordinary maintenance of the electrodes
  • Solenoid valve to control welding cylinder
  • Cycle stop emergency button

bswBSW

VERTICAL STROKE SPOT AND PROJECTION BENCH WELDERS / DIRECT CURRENT THREE-PHASE RESISTANCE SPOT/PROJECTION WELDERS

FEATURES

  • Upper head low friction driving system for very precise and quality
    welding
  • Secondary circuit low impedance to grant high welding currents with
    low consumption
  • BSW 50 and 100, with a platens adjustable in height and fitted with
    T-slots, enable the quick assembly of barholders, electrodeholders and
    any dedicated tooling for a specific application
  • Safety cycle start by means of concomitant side buttons or, as
    alternative only if the operator can work in safe conditions, by electric
    pedal. Either option can be chosen by a selector with removable key
  • Cycle stop emergency button

PPN

RESISTANCE WELDING
PPN 63 fully satisfy a wide range of the industrial applications are equipped with microprocessor control, safety concomitant side buttons, electric pedal and solenoid valve, upon request it can be fitted with special controls to suit any special configurations. PPN 83, 103, 153 and 253, all supplied with lower platen adjustable in height and fitted with T-slots, enable the quick assembly of bar holders, of electrode holders or any dedicated tooling for a specific application. Platens gap is easily and quickly adjustable without any intervention on the secondary circuit (patent pending).
  • Manual valve for upper head descent without pressure for cleaning, centering and ordinary maintenance of the electrodes.
  • Upper head linear bearing driving system for precision welding (except PPN 83)
TECHNICAL DATA PPN 63 PPN 83 PPN 103 PPN 153 PPN 253
Single phase input 50/60 Hz 400 400 400 400 400 400
Rated power atl 50% kVA 60 80 100 150 250
Short-circuit power kVA 142 266 366 575 763
Max. welding power kVA 113 210 293 460 610
Installed power  kVA 38 65 78 120 195
Cross section connecting cables mm2 35 50 50 95 120
Fuse(delayed action) A 100 150 200 300 500
Secondary voltage V 5,9 8,3 9,4 11,5 12,5
Secondary short circuit current kA 24 32 39 50 61
Max welding current kA 19 25 31,2 40 49
Secondar thermal current at 100% kA 7,2 6,8 7,5 10,1 14,2
Work stroke mm 65 100 100 100 100
Electrode force at 600kPa (6bar) daN 470 736 900 1200 1884
Water consumption at 300 kPa (3bar) l/min 7 8 8 8 8
Dimensions  mm 1070 1115 1115 1170 1210
 mm 430 400 400 400 460
 mm 1250 1650 1650 1800 1800
Weight kg 335 560 580 610 900

MF 100 – MF 160 – MF 200

RESISTANCE WELDING
Equipped with microprocessor control, concomitant safety side buttons and solenoid valve, upon request, they can be supplied with special controls and configurations. MF range of medium-frequency inverter (1000 Hz) resistance welders is the ultimate answer to increasing demand for quality in resistance welding applications.
  • High quality joints
  • Large power for projection welding
  • Large power for welding with increased arm lengths
  • The presence of magnetic materials between the arms does not affect the welding
  • Long electrode life
  • Highest efficiency
  • Reduced welding time
  • Balanced power absorption on the three mains phases
  • Low primary consumption
  • Lower cost for electric power
  • High power factor and output
TECHNICAL DATA MF 100 MF 160 MF 200
Three phase input 50/60 Hz V 400 400 400
Rated power at 50% kVA 100 160 200
Installed power  kVA 50 70 100
Cross section connecting cables mm2 35 50 70
Fuse(delayed action) A 63 100 160
Secondary voltage – OCV V 10 10 12
Secondar short-circuit current kA 28 45 55
Max welding current ED 5% kA 20 36 36
Secondary thermic current – ED 100% kA 6,5 12 12
Work stroke mm 75 100 100
Electrode force at 600kPa (6bar) daN 900 1200 1800
Water consumption at 300 kPa (3bar) l/min 20 20 20
Dimensions  mm 1115 1115 1210
 mm 400 400 460
 mm 1650 1650 1800
Weight kg 530 550 850

MF 1040 – MF 1041 – MF 5020

RESISTANCE WELDING
The MF Inverter spot welders suitable for both spot and projection welding, fully meet the mass production most demanding industrial applications. Thanks to their features, they are particularly suitable for welding very thin thickness, metals hardly weldable such as copper, brass, aluminum alloys or zinc coated steels, and etc., also whenever different metals are to be joined.
  • High quality joints
  • No welding power losses with increased arm lengths
  • The presence of magnetic materials between the arms does not affect the welding
  • Long electrode life
  • Highest efficiency
  • Reduced welding time
MF medium-frequency
  • Monitoring of the welding process every 1 millisecond (1000 Hz) / 0.2 milliseconds (5000 Hz) versus traditional 20 millisecond (50 Hz).
  • Shorter welding times and lower welding current, by saving approx 30% mains consumption
  • Quick upsloping to the preset welding current
  • Less thermal loss through the workpiece and electrodes
  • Less imprint and deformation
TECNICAL DATA MF 1040 MF 1041 MF 5020
Three Phase input 50/60Hz V 400 400 400
Rated power at 50% kVA 40 40 20
Installed power  kVA 40 40 40
Cross section connecting cables mm2 35 35 35
Fuse (delayed action) A 63 63 63
Open Circuit Voltage V 5,0 5,0 11,5
Secondary short circuit current kA 22 22 16
Max welding current kA 20 20 14
Secondary thermal current at 100% kA 5,4 5,4 —
Work stroke mm 65 65 65
Electrode force at 600kPa (6bar) daN 470 470 470
Water consumption at 300 kPa (3bar) l/min 6 6 6
Dimensions  mm 1070 1070 1070
 mm 430 430 430
 mm 1520 1520 1520
Weight kg 260 260 255
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