Pradeep Sales & Service Private Limited
Pradeep Sales & Service Private Limited
Sakinaka, Mumbai, Maharashtra
GST No. 27AAGCP7170H1Z6
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Call 080489743728% Response Rate

Under & Over Voltage Relay

Being a customer focused organization, we are engaged in manufacturing, supplying and exporting high grade Under & Over Voltage Relay. Our professionals make personal interaction with patrons, to get the clear view of their required specifications and provide them with these voltage relays, accordingly. In addition to this, our professionals make use of only best quality raw material in the manufacturing process of these voltage relays and keep in mind the established quality standards.

Under & Over Voltage Relay

Under & Over Voltage Relay
  • Under & Over Voltage Relay
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Product Details:

Model Name/Numberstandardized
Voltage TypeAC
Ambient Temperaturestandardized
Breaking Capacitystandardized
Country of OriginMade in India

To solve the problem of over and under voltage, we are engaged in offering microprocessor based Under & Over Voltage Relay. Our offered voltage relay is based on latest technology and fitted in 96 mm X 96 mm sq. enclosure. If electrical products are connected with load that is more than the settable limits of voltage, this voltage relay indicates the power cut with alarm.




  • Water purification and treatment plants
  • Paper and pulp industry - washers, head box feed, bleachers
  • Sugar industry - Pan alteration, Dialer automation
  • Chemical and petrochemical industry
  • Primary & auxiliary temperature controller for boilers
  • Water pumping stations, power plants and Under & Over Voltage Relay heat treatment furnaces
  • Seven segment LED display is provided for indication of settings and actual conditions


Principle of operation:

This voltage relay is based on the principle of precise sensing of actual voltage and pre-set levels of permissible over & under voltage. Offered voltage relay activate protection circuit when the voltage crosses pre-set limit. Further, inform about this by activating alarm and indicating using LED.


Salient features:


  • Microprocessor based
  • Designed by the experts
  • Made using quality approved glass epoxy boards and integrated circuits
  • Easy to configure
  • User friendly
  • Absorb power supply transients using filter circuit and stabilized power supply
  • Stable display & display output help to view distance of more than 4 meter


Burn - In:


Prior to delivery, offered voltage relay is checked under in electrically energized conditions for duration of 48 hours for ensuring the reliable performance and perfect design.


Type tests:


This voltage relay has undergone listed below tests at ERTL (West), STQC, Govt. Of India:


  • EMC Test: As per IEC - 61000 - 4 – 2 : 1995 for ESD and for HFD

  • Impact Shock Test as per IS 9000 (Pt. VII): 1997

  • Cold and Dry Heat Test as per IS 9000 (Pt. 11): 1977




  • Separate relay output for under & over voltage setting
  • User selectable Auto/ manual mode of resetting
  • Common relay output for any of the alarm condition
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Anoop Gupta
Pradeep Sales & Service Private Limited
No. 11, Star Industrial Estate, Near Saki Naka Telephone Exchange, Kurla Andheri Road, Andheri East
Mumbai - 400072, Maharashtra, India
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