// CONTROL TECHNOLOGY

Safety switches with separate actuator
ST 14

Features/Options

  • Thermoplastic enclosure
  • Double insulated Schutzisoliert
  • Slow action Zwangsöffnung, change-over contact with double break
  • Slow action with overlapping contacts available
  • Version with cable on left-hand side available
  • With pre-wired cable, cable length 1 meter
  • Ex-version available
  • With gold-plated contacts available on request
  • Available with connector M12 x 1, 4-pole

/ Application > / Varianten/Betätiger > / PDF >

ST 14

Ordering details

Technical data

Standards IEC/EN 60947-5-1; EN 1088; BG-GS-ET-15
Enclosure glass-fibre reinforced, shock-proof thermoplastic, self-extinguishing UL 94-V0
Actuator stainless steel 1. 4301
Protection class IP 67 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
Termination cable 4x AWG20, UL 2464
Cable section 4 x 0.56 mm2
Uimp 4 kV
Ui 250 V
Ithe 6 A
Ie/Ue 6 A/250 VAC; 4 A/24 VDC; 0,25 A/230 VDC
Utilisation category AC-15, DC-13
Max. fuse rating 6 A gL/gG D-fuse
Positive break travel 8 mm
Ambient temperature –20 °C … +80 °C
Mechanical life > 1 million operations
Approvals

Kontaktvarianten

  Slow action   
1 NC/1 NO contact
ST 14 1Ö/1S
1 NC/1 NO contact with overlapping
ST 14 UE
2 NC contacts
ST 14 2Ö

Actuating radius

Straight actuator ST 14-B1

Flexible actuator ST 14-B3

Angled actuator ST 14-B5