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MOC3ZA standstill monitor  

Standstill monitoring without additional sensors  

 
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At a glance 

 
 
 
  • Standstill monitoring by means of residual voltage measurement
  • 3 normally open and 1 normally closed positively guided safety contacts
  • 2 application diagnostic outputs for semiconductors
  • 1 application diagnostic output for converter
  • PL e (EN ISO 13849-1), SIL3 (IEC61508), SILCL 3 (EN62061)
  • Maximum motor supply voltage 690 V
  • Adjustable voltage threshold and standstill period

Your benefits 

 
 
 
  • Quick mounting and installation thanks to the lack of additional wiring requirements
  • Simple commissioning with a screwdriver
  • Easy to retrofit as the subseqeunt mounting of sensors is not necessary

Fields of application 

 
 
  • Monitoring of machine drives
  • Door release following standstill detection
  • Unlocking of hazardous areas
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