Prok Devices Private Limited
Prok Devices Private Limited
Rajaji Nagar, Bengaluru, Karnataka
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Voltage Relay

Leading Manufacturer of static under voltage relay, voltage relay, under voltage relay and digital efr microcontroller from Bengaluru.
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Static Under Voltage Relay
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Static Under Voltage Relay

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Banking on our vast industry experience, we have been able to manufacture, supply, export and trade Static Under Voltage Relay . Available in five models, these relays are provided with auto reset, fixed or variable voltage settings, definite time delay fixed or variable settings to suit the demands of clients. Further, these relays have solid state circuitry, negative phase sequence voltage detection and have low power consumption.

Features:

  • Compact size
  • Precise reading
  • Require minimum maintenance

Details:

  • Solid state circuitry
  • Negative Phase sequence voltage detection
  • Definite fixed or variable time delay
  • Low power consumption
  • Auto reset
  • Fail safe system
  • LED indication for healthy and fault indication
  • DIN rail mounting

Specifications:
ParametersVd-02Vd-03
System voltage415v ac±20%, 50 hz415v ac±20%, 50 hz
Sensing aux. Voltage(un)110v/230v/415v ac± 20%,50 hz110v/230v/415v ac± 20%,50 hz
Contacts & rating2 c/o contacts,6a/230vac/28vdc2 c/o contacts,6a/230vac/28vdc
Trip voltage settings:--
Under voltage80%-95% of un, in steps of 3%80%-95% of un, in steps of 3%
Over voltage105% - 120% of un, in steps of 3%105% - 120% of un, in steps of 3%
Phase to phase unbalance50v fixed50v fixed

Applications:

  • Protection of synchronous and induction motors of any HP rating
  • Protection of generators, AMF switch Boards
  • Transformer feeder panel
  • Distribution boards
  • Voltage regulators
  • Protection f or UPS and single phase applications

Additional Information:
  • Item Code: VD-02-03-Series
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Voltage Relay
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Voltage Relay

Product Price : Get Latest Price
Reckoned in the industry as a manufacturer, supplier, exporter and trader, we are engaged in offering Voltage Relay. Find their application in protection of generators, AMF switch boards, transformer feeder panel, distribution boards and voltage regulators, these relays are offered in different models to our customers. To suit the demands of customers, we offer these relays with negative phase sequence voltage detection and definite fixed or variable time delay.

Features:

  • Solid state circuitry
  • Reliable operation
  • DIN rail mounting

Details:

  • Solid state circuitry
  • Negative Phase sequence voltage detection
  • Definite fixed or variable time delay
  • Low power consumption
  • Auto reset
  • Fail safe system
  • LED indication for healthy and fault indication
  • DIN rail mounting

Specifications:
ParametersVd-04Vd-05
System voltage-
415v ac±20%, 50 hz
Sensing aux. Voltage(un)110v/230v/415v ac± 20%,50 hz110v/230v/415v ac± 20%,50 hz
Contacts & rating2 c/o contacts,6a/230vac/28vdc2 c/o contacts,6a/230vac/28vdc
Trip voltage settings-
-
Under voltage160v-210v, variable in steps of 10v80%-95% of un, in steps of 3%
Over voltage240v-290v, variable in steps of 10v-

Applications:

  • Protection of synchronous and induction motors of any HP rating
  • Protection of generators, AMF switch Boards
  • Transformer feeder panel
  • Distribution boards
  • Voltage regulators
  • Protection f or UPS and single phase applications

Additional Information:
  • Item Code: VD-04-05-Series
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Under Voltage Relay
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Under Voltage Relay

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Recognized in the industry as a manufacturer, supplier, exporter and trader, we are engaged in offering Under Voltage Relay . Designed with sophistication, these relays are manufactured with the aid of modern machinery and latest technology, installed at our premises. Known for their features like low noise level and low power consumption, our offered relays are widely demanded across the global market.

Features:

  • Auto reset option
  • Low noise
  • Less power consumption

Details:

  • Solid state circuitry
  • Negative Phase sequence voltage detection
  • Definite fixed or variable time delay
  • Low power consumption.
  • Auto reset
  • Fail safe system
  • LED indication for healthy and fault indication
  • DIN rail mounting

Specifications:
ParametersVd-06
System voltage415v ac±20%, 50 hz
Sensing aux. Voltage(un)110v/230v/415v ac± 20%,50 hz
Contacts & rating2 c/o contacts,6a/230vac/28vdc
Trip voltage settings:-
Under voltage-

Applications:


  • Protection of synchronous and induction motors of any HP rating
  • Protection of generators, AMF switch Boards
  • Transformer feeder panel
  • Distribution boards
  • Voltage regulators
  • Protection f or UPS and single phase applications

Additional Information:
  • Item Code: VD-06-Series
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Digital EFR Microcontroller
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Digital EFR Microcontroller

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The digital microprocessor / microcontroller based idmt / definite time / instantaneous earth fault relay (efr) measure the current using sampling technique. The analog current signal obtained from the protection ct is stepped down using interposing ct

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