Emergency stop button NHT04D

Emergency stop button NHT04D

Technical specifications

  • Latching detent for anti-rotation protection and to prevent easy removal
  • Optical switch position indicator (green ring)
  • Simple rotary release
  • LED illumination available with the corresponding contact elements
  • When used in combination with emergency stop enclosure NHG01, it can be used as a surface mounted version
  • Matching installation wrench MS01 for simple installation

Suitable contact elements:

KE20SFB Contact element with 2 N.C. contacts + failure protection* + illumination
KE21SFB Contact element with 2 N.C. contacts + 1 N.O. contact + failure protection* + illumination

*The failure protection system detects whether the contact elements are assembled correctly and switches the safety circuit off if a contact element should detach due to external influences.

The following safety control units / safety relays are suitable for integration into the safety product line:

463 111 B1 1 input for 2 N.O. sensor / emergency stop button
463 111 B2 2 inputs for 2 N.O. sensors / emergency stop buttons
463 114 B1 1 input for 2 N.O. sensor / emergency stop button
463 114 B2 2 inputs for 2 N.O. sensors / emergency stop buttons
470 111 B1 2 inputs for 2 N.O. sensors / emergency stop buttons
471 115 B1 2 inputs for 2 N.O. sensors / emergency stop buttons
471… eloFlex 4 two-channel inputs, freely configurable
485 EP… eloProg up to 128 inputs, freely configurable

 

The anti-obstruction protective collar of emergency stop button NHT04D includes LED illumination. This provides permanent illumination to facilitate location of the emergency-stop function in dark environments – or as an additional status indicator.

Technical drawing

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full screen

article characteristics

Selection of the feature:
  • Attribute
  • NHT04D
  • Attribute
  • Illumination
  • Unlocking device
Attribute NHT04D
Bestellung
Illumination Yes
Unlocking device Rotary release left/right
  • Attribute
  • NHT04D
  • Attribute
  • Service life, mechanical (Cycles)
  • Dimensions
  • Detent present
Attribute NHT04D
Bestellung
Service life, mechanical (Cycles) 100000
Dimensions Ø55 x 60,9 mm
Detent present yes
  • Attribute
  • NHT04D
  • Attribute
  • Housing material
  • Housing colour
Attribute NHT04D
Bestellung
Housing material Kunststoff
Housing colour Frontrahmen: gelbPilzkopf: rot
  • Attribute
  • NHT04D
  • Attribute
  • Protection class
  • Operating temperature min.
  • Max. operating temperature
  • Min. storage temperature
  • Max. storage temperature
Attribute NHT04D
Bestellung
Protection class IP54 DIN EN 60529
Operating temperature min. -30 °C
Max. operating temperature 55 °C
Min. storage temperature -50 °C
Max. storage temperature 85 °C
  • Attribute
  • NHT04D
  • Attribute
  • Mounting type
  • Installation opening
  • Installation
  • Torque for nuts
  • Installation depth
Attribute NHT04D
Bestellung
Mounting type Fastening nut
Installation opening Ø22,3 mm Einbauöffnung für Beleuchtungsanschluss notwendig
Installation from above
Torque for nuts 2,2 N m
Installation depth 19.4 mm
  • Attribute
  • NHT04D
  • Attribute
  • Certified in accordance with
  • CE label
  • Hygienic approval
  • Anti-obstruction protective collar
  • Operation protective collar
Attribute NHT04D
Bestellung
Certified in accordance with EN 60947-5-5 EN 60947-5-1 EN ISO 13850 UL 508 / CSA 22.2
CE label yes
Hygienic approval no
Anti-obstruction protective collar yes
Operation protective collar no

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