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Interlock Plug

Interlock Plug

Safety equipment that is attached to safety doors and machine tools to prevent accidents caused by accidentally turning on the power.
[Features]
・ Forced separation. A safe structure that allows you to visually confirm that a part of the circuit has been removed.
・ Easy and reliable operability just by inserting and removing. Even in the unlikely event of an emergency, the machine can be stopped by unplugging it instantly.
・ Simple structure. A product that pursues high reliability by eliminating complicated contact points and operating structures as much as possible.
・ The size required for interlocking the door is secured, and at the same time, it is not bulky when carried and is not easily lost.
This product is used to fix the interlock plug body and safety fence, etc. (WSP-280 L-A)
[Applications]
・ Ideal for safety fence doors, doors and operation panels for machine tools, industrial machines, etc.
・ Ideal for aisle doors, operation panels of self-propelled/automated warehouse, and other general machine and equipment.

PDF

Japanese Only

Specifications of interlock plug

Interlock Plug: Related images

When you open the door, the power turns off and you can enter safely.

SPT-11/SPT-11-S14

Interlock Plug: Related images

SPT-11

  • SPT series standard.
  • As with the ø30 series push button switches, it is easy to install by using a tightening ring.
Interlock Plug: Related images

SPT-11-S14

  • The plug cover and handle are made of stainless steel. (No surface treatment)
  • There is no need to worry about paint peeling.
Interlock Plug: Related images

Dimensional drawing of SPT-11/SPT-11-S14

Rating250 V,15 A (Min 24 V, 5 mA)
Weight210 g
Wiring terminal2 × M4
Handle mountingBolt, nut
Mounting plate thicknessUp to 6 mm

SPT-11-H

Interlock Plug: Related images

SPT-11-H

  • With wire / with guide and rib
  • Terminal enclosure with lock nut
  • Riveted handle
  • With rubber packing on the contact surface between the terminal enclosure and socket (t = 1)
Interlock Plug: Related images

Dimensional drawing of SPT-11-H

Rating250 V,15 A (Min 24 V, 5 mA)
Weight215 g
Wiring terminal2 × M4
Handle mountingRivet
Mounting plate thicknessUp to 6 mm

SPT-11-CSA

Interlock Plug: Related images

SPT-11-CSA

  • CSA standard certified product
  • It is equipped with grounding wire on the handle
Interlock Plug: Related images

Dimensional drawing of SPT-11-CSA

Rating250 V,15 A (Min 24 V, 5 mA)
Weight220 g
Wiring terminal2 × M4
Handle mountingBolt, nut
Mounting plate thicknessUp to 6 mm

SPT-22/SPT-22-S14

Interlock Plug: Related images

SPT-22

  • Product compatible with 2 circuits.
  • As with the ø30 series button switches, it is easy to install by using a tightening ring.
Interlock Plug: Related images

SPT-22-S14

  • The plug cover and handle are made of stainless steel. (No surface treatment)
  • There is no need to worry about paint peeling.
Interlock Plug: Related images

Dimensional drawing of SPT-22/SPT-22-S14

Rating250 V,15 A (Min 24 V, 5 mA)
Weight235 g
Wiring terminal4 × M4 (Crimp terminal included)
Handle mountingBolt, nut
Mounting plate thicknessUp to 6 mm

NSP-4

Interlock Plug: Related images

NSP-4

  • A 3-split configuration with a rated 600 V 1 circuit product.
  • Products with higher rated voltage and current than the SPT series.
  • With a 3-split configuration, the plug can be used for doors and portables.
Interlock Plug: Related images

Dimensional drawing of NSP-4

Interlock Plug: Related images

NSP-4 usage example

Rating600 V,30 A (Min 24 V, 10 mA)
Weight570 g
Wiring terminal2 × M4
Handle mountingBolt, nut
Mounting plate thicknessUp to 4.5 mm
Part Number
NSP-4
NSP-11
SPT-11
SPT-11-CSA
SPT-11-H
SPT-11-S14
SPT-11-UL
SPT-22
SPT-22-G
SPT-22-S14
Part NumberMinimum order quantityVolume DiscountDays to ShipRoHSType Rated Voltage Rated Current Handle mounting Handle material Wiring terminal Product type Certification standard
1 Piece(s) 16 Day(s) or more -Adapter600V30ABolt / nut-2 X M4--
1 Piece(s) 16 Day(s) or more -Adapter600V30ABolt/Nut-2×M4Interlock Plug-
1 Piece(s) 16 Day(s) or more 10-250V15ABolt / nut-2 X M4--
1 Piece(s) 16 Day(s) or more --250V15ABolt/Nut-2×M4Interlock PlugCSA standard certified product
1 Piece(s) 16 Day(s) or more --250V15ARivet-2 X M4--
1 Piece(s) 16 Day(s) or more --250V15ABolt / nutStainless steel (no surface treatment)2 X M4--
1 Piece(s) 16 Day(s) or more -Adapter250V15ABolt/Nut-2×M4Interlock PlugUL standard certified product
1 Piece(s) 16 Day(s) or more -Adapter250V15ABolt / nut-4 X M4--
1 Piece(s) 16 Day(s) or more -Adapter250V15ABolt/Nut-4×M4Interlock plug (With guide and rib)-
1 Piece(s) 16 Day(s) or more -Adapter250V15ABolt / nutStainless steel (no surface treatment)4 X M4--

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