elobau
E-stop system with  anti-obstruction protectivecollar and key release

Emergency stop button NHT04S


with illuminating anti-obstruction protective collar and key release

 

  • Illuminating anti-obstruction protective collar which prevents the switching function from being blocked by external influencess
  • The key release ensures that only authorised persons can reactivate the stopped machine
  • Integrated LED, which can also be used as aid with permanent illumination or as status display
  • With switch position displays
  • Protection class IP65
  • Operating range from -30 °C to +55 °C
  • Meets all applicable standards and norms

 

 

 


Accessories:

Suitable housing and assembly tools available for delivery

 

Suitable contact elements:

KE 20  Contact element with 2 N.C. contacts
KE20SF Contact element with 2 N.C. contacts
  +and failure protection*
KE21 Contact element with 2 N.C. contacts and 1 N.O. contact
KE21SF Contact element with 2 N.C. contacts and 1 N.O. contact
  and failure protection*
KE20SFB Contact element with 2 N.C. contacts, failure protection*
  and illumination
KE21SFB Contact element with 2 N.C. contacts, 1 N.O. contact
  failure protection* and 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 suited 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 button
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 button
470 111 B1 2 inputs for 2 N.O. sensors / emergency stop button
470 221 E1 U 1 input for N.O. / N.C sensor and 1 for 2 N.O. sensor /
  emergency stop button
471 115 B1 2 inputs for 2 N.O. sensors / emergency stop button
471 M41 H31 4 inputs for 2 N.O. sensors / emergency stop button
471… eloFlex 4 two-channel inputs, freely configurable
485 EP… eloProg up to 128 inputs, freely configurable





 

 

NHT04S Product inquiry
approbation cULus, TV
protection class IP 65
storage temperature -50C ... +85C
temperature range -30C ... +55C
mounting hole 22.3 mm
tightening torque max. 2.5 Nm
unlocking key unlocking
installation poition optional
norms EN 60947-5-1, EN 60947-5-5, EN 60068, EN ISO 13850
illumination 24 V /15mA AC/DC
switch position indication yes
Contact Brasil
Download catalogue Machine Safety