// CONTROL TECHNOLOGY

Safety switches with separate actuator
ST 61

Features/Options

  • Metal enclosure
  • Double insulated Schutzisoliert
  • Slow action Zwangsöffnung, change-over contact with double break
  • 3 cable entries M20 x 1.5
  • Wiring compartment
  • Long life
  • High level of contact reliability with low voltages and currents
  • With gold-plated contacts available on request
  • Ex-version available



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ST 61

 

Technical data

Standards EN ISO 13849-1;
IEC/EN 60947-5-1;
EN 1088; BG-GS-ET-15
Enclosure aluminium die cast, paint finish
Actuator stainless steel 1.4301
Degree of protection IP 65 to IEC/EN 60529
Contact material silver
Switching system slow action, positive break NC contact Zwangsöffnung
Switching elements change-over contact with double break Zb or 2 NC contacts, galvanically separated contact bridges
Connection plug-in connector
Cable section max. 2.5 mm2
(incl. conductor ferrules)
Cable entry 3 x M20 x 1.5
B10d (10% Load) 2 million
TM 10 years
Uimp 6 kV
Ie/Ue ST 61 1NC/1NO: 16 A/400 VAC
ST 61 2NC: 6 A/400 VAC
Mechanical life > 1 million operations
Utilisation category AC-15
Max. fuse rating ST 61 1NC/1NO: 16 A gL/gG D-fuse
ST 61 2NC: 6 A gL/gG D-fuse
Positive break travel 10 mm
Ambient temperature –20 °C … +80 °C
Mechanical life > 1 million operations

Ordering details

 
Slow action
1 NC/1 NO contact
TypeOrder no.
ST 61 1Ö/1S61053000/ Download >
Slow action
2 NC contacts
TypeOrder no.
ST 61 2Ö61553001/ Download >
(Further variants available on request)

Actuators

 
Straight actuator
TypeOrder no.
Straight actuator ST 61-B1
01.08.0019/ Download >
Angled actuator
TypeOrder no.
Angled actuator ST 61-B5
01.08.0021/ Download >
(Further variants available on request)