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Product

Stationary spot welding machines

NDZ series

Series Features

  • 01

    High-quality nuts and bolt welding possible

  • 02

    Wide range of variations

  • 03

    Easy coordination with feeder via feeder interface

  • 04

    Possible to detect defects with linear encoders

  • 05

    Easy coordination with robots in a dedicated model

  • 06

    EtherNet communication enables welding condition control and welding result monitoring (Options)

  • 07

    Reduced wiring through EtherNet/IP communication (Options)

  • 08

    Customization support

  • 09

    Overseas support

Series Options

Communication board Enables EtherNet and EtherNet/IP communications
Platen Supports high quality welding by attaching jigs and applying pressure directly above
Stand Used to increase working hight.
Device to check water volume Allows visual check of cooling water
Condition box (operation) Easy condition change with switch at hand
Variable pressurization Compatible with aluminum welding
Various electrode Selectable electrode for spot welding, nut and bolt welding
Air saving Air consumption reduced by 20 to 40%
Single phase AC

Single phase AC

Features

  • High-quality welding of nuts and bolts to high-tensile steel by pilot current
  • Pilot current individually monitored, error detected
  • Equipped with a current control mode (HCCL) that is compatible with insulating coatings such as mill scale
  • Rated capacity 35 kVA to 100kVA lineup
  • Lineup of throat depth 400mm and 600mm
  • Lineup of electrode force 6kN and 10kN
  • Lineup of electrode stroke 75mm, 115mm, and 155mm
  • Lineup of spot welding models, nut welding models, and bolt welding models

Specification table

Model Rated capacity(kVA) Maximum short circuit current (A) Maximum electrode force (kN)
NDZ-035-46B* 35 17,000 6
NDZ-035-66B* 35 15,000 6
NDZ-050-46B* 50 20,000 6
NDZ-050-41B* 50 20,000 10
NDZ-050-66B* 50 17,000 6
NDZ-070-41B* 70 25,000 10
NDZ-070-61B* 70 21,000 10
NDZ-100-41B* 100 33,000 10
NDZ-100-61B* 100 27,000 10

Workpiece

Steel sheet t0.6~t4.5
Nut M5 to M14 projection
Bolt M5 to M12 projection

Features

  • Wide Welding Condition Range for Welding of Plated Steel Sheets
  • Reducing scattering and improving quality, equipment, and the environment
  • Flicker reduction with a three-phase balanced load
  • Compatible with a wide range of materials, including steel plates, aluminum alloys, and stainless steel
  • Rated capacity 50 kVA to 150kVA
  • Lineup of throat depth 400mm and 600mm
  • Lineup of electrode force 6kN and 10kN
  • Lineup of electrode stroke 75mm, 115mm, and 155mm
  • Lineup of spot welding models, nut welding models, and bolt welding models

Specification table

Model Rated capacity (kVA) Maximum short circuit current (A) Maximum electrode force (kN)
NDZ-E50-46B* 50 22,000 6
NDZ-E50-41B* 50 22,000 10
NDZ-E50-66B* 50 21,000 6
NDZ-E50-61B* 50 21,000 10
NDZ-E70-46B* 70 27,000 6
NDZ-E70-41B* 70 27,000 10
NDZ-E70-66B* 70 26,000 6
NDZ-E70-61B* 70 26,000 10
NDZ-HA0-41B* 100 32,000 10
NDZ-HA0-61B* 100 31,000 10
NDZ-EF0-41B* 150 42,000 10

Workpiece

Steel sheet t0.6~t4.5
Nut M5 to M14 projection
Bolt M5 to M12 projection

Features

  • No polar effect. Improved electrode life
  • Wide Welding Condition Range for Welding of Plated Steel Sheets
  • Reducing scattering and improving quality, equipment, and the environment
  • Flicker reduction with a three-phase balanced load
  • Compatible with a wide range of materials, including steel plates, aluminum alloys, and stainless steel
  • Lineup of rated capacity 50kVA and 70kVA
  • Lineup of throat depth 400mm and 600mm
  • Lineup of electrode force 6kN and 10kN
  • Lineup of electrode stroke 75mm, 115mm, and 155mm
  • Lineup of spot welding models, nut welding models, and bolt welding models

Specification table

Model Rated capacity (kVA) Maximum short circuit current (A) Maximum electrode force (kN)
NDZ-A50-46B* 50 20,000 6
NDZ-A50-41B* 50 20,000 10
NDZ-A50-66B* 50 17,000 6
NDZ-A50-61B* 50 17,000 10
NDZ-A70-46B* 70 25,000 6
NDZ-A70-41B* 70 25,000 10
NDZ-A70-66B* 70 21,000 6
NDZ-A70-61B* 70 21,000 10

Workpiece

Steel sheet t0.6~t4.5
Nut M5 to M14 projection
Bolt M5 to M12 projection

Features

  • Reduction of power consumption by short-time, high-current welding
  • High-quality welding by short-time, high-current welding
  • Low load input
  • High quality nut and bolt welding for hot stamping materials
  • Welding with less heat strain and burn
  • Resistant to variations in power source voltages
  • Various current-carrying waveform/pattern such as constant current control
  • Lineup of electrode force 6kN and 10kN
  • Lineup of spot welding models, nut welding models, and bolt welding models

Specification table

Model Nominal energy (kJ) Peak value of output short circuit current (A) Maximum electrode force (kN)
NDZ-CA0-46B* 3 50,000 6
NDZ-CA0-41B* 3 50,000 10

Workpiece

Steel sheet
Aluminum
Nut M5~M12
Bolt M5~M12

NDZ-series with an adjustable lower arm

Series Features

  • 01

    The lower arm can be adjusted to four level according to the a wide variety fo workpiece.

  • 02

    High-quality nuts and bolt welding possible

  • 03

    Wide range of variations

  • 04

    Easy coordination with feeder via feeder interface

  • 05

    Possible to detect defects with linear encoders

  • 06

    Easy coordination with robots in a dedicated model

  • 07

    Ethernet communication enables welding condition control and welding result monitoring (Options)

  • 08

    Reduced wiring through EtherNet/IP communication (Options)

  • 09

    Customization support

  • 10

    Overseas support

Series Options

Communication board Enables Ethernet and EtherNet/IP communications
Platen Supports high quality welding by attaching jigs and applying pressure directly above
Stand Used to increase working hight.
Device to check water volume Allows visual check of cooling water
Condition box (operation) Easy condition switching with switch at hand
Variable pressurization Compatible with aluminum welding
Various electrode Selectable electrode for spot welding, nut and bolt welding
Air saving Air consumption reduced by 20 to 40%

Series Product Details

Single phase AC

Single phase AC

Features

  • High-quality welding of nuts and bolts to high-tensile steel by pilot current
  • Pilot current individually monitored, error detected
  • Equipped with a current control mode (HCCL) that is compatible with insulating coatings such as mill scale
  • Lineup of rated capacity 70 kVA and 100kVA
  • Lineup of throat depth 400mm and 600mm
  • Lineup of electrode force 6kN and 10kN
  • Lineup of electrode stroke 115mm and 155mm
  • Lineup of spot welding models, nut welding models, and bolt welding models

Specification table

Model Rated capacity (kVA) Maximum short circuit current (A) Maximum electrode force (kN)
NDZ-070-57K* 70 22,000 6
NDZ-070-51K* 70 22,000 10
NDZ-070-77K* 70 18,000 6
NDZ-100-51K* 100 30,000 10
NDZ-100-77K* 100 25,000 6
DC inverter

DC inverter

Features

  • Due to direct current, there is almost no current drop even if stationary arm is decreased.
  • Wide Welding Condition Range for Welding of Plated Steel Sheets
  • Reducing scattering and improving quality, equipment, and the environment
  • Flicker reduction with a three-phase balanced load
  • Compatible with a wide range of materials, including steel plates, aluminum alloys, and stainless steel
  • Lineup of rated capacity from 75 kVA to 150kVA
  • Lineup of throat depth 400mm and 600mm
  • Lineup of electrode force 6kN and 10kN
  • Lineup of electrode stroke 115mm and 155mm
  • Lineup of spot welding models, nut welding models, and bolt welding models

Specification table

Model Rated capacity(kVA) Maximum short circuit current (A) Maximum electrode force (kN)
NDZ-E75-57K* 75 28,000 6
NDZ-E75-51K* 75 28,000 10
NDZ-E75-77K* 75 27,000 6
NDZ-HA0-51K* 100 32,000 10
NDZ-HA0-77K* 100 31,000 6
NDZ-EF0-51K* 150 42,000 10

Series Features

  • 01

    High-quality nuts and bolt welding possible

  • 02

    Wide range of variations

  • 03

    Customization support

  • 04

    Drastic decrease in air loss and high-speed operation

  • 05

    One-touch stroke switching

  • 06

    Easy coordination with feeder via feeder interface

Series Options

60 Condition selection type handy operation box
Electro-pneumatic proportional valve compatible
Platen Supports high quality welding by attaching jigs and applying pressure directly above
Stand Used to increase working hight.
Galvanometer Device to check water volume
Various electrode Selectable electrode for spot welding, nut and bolt welding
Single phase AC

Single phase AC

Features

  • High-quality welding of nuts and bolts to high-tensile steel by pilot current
  • Pilot current individually monitored, error detected
  • Lineup of rated capacity 50 kVA and 100kVA
  • Lineup of throat depth 400mm and 600mm
  • Lineup of electrode force 6kN and 10kN
  • Electrode stroke 115mm

Options

60 Condition selection type handy operation box
Electro-pneumatic proportional valve compatible

Specification table

Model Rated capacity(kVA) Maximum short circuit current (A) Maximum electrode force (kN) Rated temporary voltage(V)
NDZ-050-46GSZ-J-E 50 17,000 6 400
NDZ-050-66GSZ-J-E 50 14,000 6 400
NDZ-050-41GSZ-J-E 50 17,000 10 400
NDZ-050-61GSZ-J-E 50 14,000 10 400
NDZ-050-46GSZ-A-E 50 17,000 6 200
NDZ-050-66GSZ-A-E 50 14,000 6 200
NDZ-050-41GSZ-A-E 50 17,000 10 200
NDZ-050-61GSZ-A-E 50 14,000 10 200
NDZ-070-46GSZ-J-E 70 22,000 6 400
NDZ-070-66GSZ-J-E 70 18,000 6 400
NDZ-070-41GSZ-J-E 70 22,000 10 400
NDZ-070-61GSZ-J-E 70 18,000 10 400

Workpiece

Steel sheet t1.2~t4
Nut M5 to M14 projection
Bolt M5 to M12 projection

Features

  • Wide Welding Condition Range for Welding of Plated Steel Sheets
  • Reducing scattering and improving quality, equipment, and the environment
  • Flicker reduction with a three-phase balanced load
  • Compatible with a wide range of materials, including steel plates, aluminum alloys, and stainless steel
  • Lineup of rated capacity 50kVA and 70kVA
  • Lineup of throat depth 400mm and 600mm
  • Lineup of electrode force 6kN and 10kN
  • Lineup of electrode stroke 115mm
  • Lineup of spot welding models, nut welding models, and bolt welding models

Options

99 Condition selection type handy operation box
Electro-pneumatic proportional valve compatible

Specification table

Model Rated capacity(kVA) Maximum short circuit current (A) Maximum electrode force (kN) Rated temporary voltage (V)
NDZ-D50-46GSZ-S-E 50 22,000 6 400
NDZ-D50-66GSZ-S-E 50 21,000 6 400
NDZ-D50-41GSZ-S-E 50 22,000 10 400
NDZ-D50-61GSZ-S-E 50 21,000 10 400
NDZ-D50-46GSZ-U-E 50 19,000 6 200
NDZ-D50-66GSZ-U-E 50 19,000 6 200
NDZ-D50-41GSZ-U-E 50 19,000 10 200
NDZ-D50-61GSZ-U-E 50 19,000 10 200
NDZ-D70-46GSZ-S-E 70 27,000 6 400
NDZ-D70-66GSZ-S-E 70 26,000 6 400
NDZ-D70-41GSZ-S-E 70 27,000 10 400
NDZ-D70-61GSZ-S-E 70 26,000 10 400

Features

  • No polar effect. Improved electrode life
  • Wide Welding Condition Range for Welding of Plated Steel Sheets
  • Reducing scattering and improving quality, equipment, and the environment
  • Flicker reduction with a three-phase balanced load
  • Compatible with a wide range of materials, including steel plates, aluminum alloys, and stainless steel
  • Lineup of rated capacity 50kVA and 70kVA
  • Lineup of throat depth 400mm and 600mm
  • Lineup of electrode force 6kN and 10kN
  • Lineup of electrode stroke 115mm
  • Lineup of spot welding models, nut welding models, and bolt welding models

Options

99 Condition selection type handy operation box
Electro-pneumatic proportional valve compatible

Specification table

Model Rated capacity(kVA) Maximum short circuit current (A) Maximum electrode force (kN) Rated primary voltage (V)
NDZ-A50-46GSZ-S-E 50 17,000 6 400
NDZ-A50-66GSZ-S-E 50 14,000 6 400
NDZ-A50-41GSZ-S-E 50 17,000 10 400
NDZ-A50-61GSZ-S-E 50 14,000 10 400
NDZ-A50-46GSZ-U-E 50 17,000 6 200
NDZ-A50-66GSZ-U-E 50 14,000 6 200
NDZ-A50-41GSZ-U-E 50 17,000 10 200
NDZ-A50-61GSZ-U-E 50 14,000 10 200
NDZ-A70-46GSZ-S-E 70 22,000 6 400
NDZ-A70-66GSZ-S-E 70 18,000 6 400
NDZ-A70-41GSZ-S-E 70 22,000 10 400
NDZ-A70-61GSZ-S-E 70 18,000 10 400

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