Toshbro Controls Pvt. Ltd. Toshbro Controls Pvt. Ltd.
 
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Zero Speed Alarm Switch

 

The Zero Speed Alarm Switch (ZSS) is a heavy-duty zero-speed alarm switch. This non-contacting unit provides cost-effective equipment protection even in the harshest conditions.
This rugged unit is impervious to dust, dirt, build-up and moisture and is ideal for such primary industries as mining, aggregate, and cement plants. Operating where other systems are prone to failure, the non-contacting design eliminates the need for lubricating, cleaning and part replacement

 

Zero Speed Alarm Switch - APPLICATION EXAMPLES

  • Tail Pulleys
  • Driven Pulleys
  • Motor Shaft Sensing
  • Screw Conveyor Flights
Zero Speed Alarm Switch

Zero Speed Alarm Switch - TECHNICAL SPECIFICATIONS

  • Contact: 1 SPDT Form C dry relay contact,rated 5 A at 250 V AC, fail-safe operation
  • Time delay Start up: 3 seconds 1 fixed
  • Zero Speed: 5 seconds 1 (minimum speed 10 ... 15 ppm) or
                          10 seconds 2 (minimum speed 5 ... 7.5 ppm)
  • Operating temperature -40 ... +60 C (-40 ... +140 F)
  • Power supply: 115 V AC/50 ... 60 Hz, 10 VA
                              230 V AC/50 ... 60 Hz, 10 VA
                              10 % of rated voltage
 
 
 
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