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Voltage And Frequency Relays

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Our organization is manufacturing and exporting a wide range of Voltage & Frequency Relays. Our range of Voltage & Frequency Relays is available in various models such as N22, N45, N96, N96-D and Series-1, to meet the demands of our clients. These are fabricated as per the international quality standards to ensure flawless range reaches our clients.

Voltage And Frequency Relays





Voltage And Frequency Relays

Item Code: N_22

We offer a superior range of N22 Voltage & Frequency Relays with Auto/Manual reset and test facility. These are integrated with wireless interiors, which make it highly rugged & defect free. These can be used with DC aux. supply for protection systems.

 

Features:

 

  • High accuracy standards calibrated with +/-5% accuracy
  • Over current or under current relays
  • Less power consumption
  • Able to withstand voltage fluctuation

 

Technical Specifications:

 

  • Supply voltage: AC-110V, 230V, 380V, 415V @ 50Hz DC-12V.24V
  • Permissible supply voltage: + 15%
  • Output contacts:  2 C/O Relay (potential free)
  • Switching duty: 6A resistive at 250V AC or 24V DC
  • Electrical life: 105 operation at designed switching duty
  • Relay status: De-energized in normal conditions
  • Signal: From CT- 5A Secondary/Shunt (for DC), CATIII
  • Range: 20% to 120% = (1Ato 6A) For 5A C.T Secondary
  • Time delay: 0 -10 Sec (Settable)
  • Reset: Auto / Manual user selectable
  • Mounting: On any standard mounting channel
  • Approximate weight:
    1. For CR-1= 150 gm
    2. For CR-3= 350 gm
  • Dimension:
    1. CR-1: 77 mm (W) x 55 mm (H) X 110 mm (D)
    2. CR-3: 112 mm (W) x 55 mm (H) X 110 mm (D)

 

Technical Data

1) supply Voltage

- AC-110V,230V,380V,415V @50Hz DC-12V.24V

2) Permissible supply Voltage

-+15%

3) Output Contacts

- 2 C/O Relay (potential free)

4) Switching duty

- 6A resistive at 250V AC or 24V DC

5) Electrical Life

- 105operation at designed switching duty

6) Relay Status

- De-energised in normal conditions

7) Signal

- From CT- 5A Secondary/Shunt (for DC), CATIII

8) Range

- 20% to 120% = (1Ato 6A) For 5A C.TSecondary

9) Time Delay

-0- 10Sec (Settable)

10) Mounting

- on any standard mounting channel

11) Reset

- User selectable Auto/Manual Reset

12) Approximate Weight

- For CR-1= 150gm

 

For CR-3= 350gm

13) Dimension

- CR-1:- 77mm(W) x 55mm(H) X 110mm(D)

 

CR-3:- 112mm(W) x 55mm(H) X 110mm(D)

 


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Digital Voltage And Frequency Relays

Item Code: N_96-D

With the assistance of our highly qualified professionals, we are able to offer an extensive range of N96-D Voltage & Frequency Relays. These are programmed with the digital power protection relays with LCD displays. These are designed using latest 12 bit micro controllers and the wide time delay ranges with precise settings.

 

Features:

 

  • True RMS Measurement
  • RS 232/485 output-(Optional)
  • 0-5V Analog output-(Optional)
  • Wide power supply range from 90-270V AC/DC

 

Technical Specifications:

 

  • Supply voltage: 90-270V AC/DC
  • Output contacts:  Two change over (potential free)
  • Switching duty: 6A resistive at 250V AC or 24V DC
  • Electrical life: 105 operation at designed switching duty

Relay status:


  • Normal - De-energized in normal conditions
  • Fail Safe - De-energized in fault conditions
  • Signal: 240V AC, 415V AC (2 wire)

Range:

  • UF = 30-49%
  • OF = 52-60%
  • Time delays: Trip 0-10 Sec in steps of 100ms


Mode of operation: Under or over current


  • Reset: Auto / Manual user selectable
  • Mounting: Panel Mounting (Flush) Cutout=92 X 92 mm
  • Approximate weight: 200 gm
  • Dimension: 96 mm (W) X 96 (H) X 80 mm (D)

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Voltage And Frequency Relays

Item Code: N_45

Our range of N45 Voltage & Frequency Relays is manufactured using quality tested electrical components. The entire range is engineered using latest technology and can be availed at industry leading prices. Further, our range can be customized as per the specifications of our clients.

Features:

 

  • Micro controller based true RMS measurement
  • Wide power supply range from 90-270V AC/DC
  • Dynamic 5 LED bar graph status indicator
  • RS 232/485 output-(optional)
  • 0-5V Analog output-(optional)

 

Technical Specifications:


  • Supply voltage: 90-270V AC/DC
  • Output contacts:  Two change over (potential free)
  • Switching duty: 6A resistive at 250V AC or 24V DC
  • Electrical life: 105 operation at designed switching duty


Relay status:


  • Normal - De-energized in normal conditions
  • Fail Safe - De-energized in fault conditions
  • Signal: 230V/415VAC


Range:


  • U/F = 30-48 Hz
  • O/V = 50 – 60 Hz


Time delays:

 

  • Trip= 0.1 -1 Sec /1 – 10 Sec
  • Pick up = 1 – 10 Sec


Mode of operation: Under frequency/over frequency/under-over combined


  • Reset: Auto / Manual user selectable
  • Mounting: Din channel
  • Approximate weight: 150 gm
  • Dimension: 45 mm (W) X 110 (D) X 73.5 mm (H)

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Voltage And Frequency Relays

Item Code: N_96

We manufacture N96 Voltage & Frequency Relays in compliance with the defined industry standards. These are available in various configuration and specifications to meet the growing demands of numerous industries. We offer these relays at market leading prices.

 

Highly appreciated owing to the following features:

 

  • Programmable digital power protection relays with LCD displays
  • Wide time delay ranges with precise settings
  • Designed using latest 12 bit Micro controllers
  • True RMS Measurement
  • CT Open/No signal fault indication
  • RS 232/485 output-(Optional)
  • 0-5V Analog output-(Optional)
  • Wide power supply range from 90-270V AC/DC

 

Technical Specifications:

 

  • Supply voltage: 90-270V AC/DC
  • Output contacts:  Two change over (potential free)
  • Switching duty: 6A resistive at 250V AC or 24V DC
  • Electrical life: 105 operation at designed switching duty
Relay status:

  • Normal - De-energized in normal conditions
  • Fail Safe - De-energized in fault conditions

Signal:
From CBCT
Range: A = 15-90% , B = 20-120%
Time delays: 0-10 Sec in steps of 100ms
Mode of operation: Under or over current
Reset: Auto / Manual user selectable
Mounting: Panel Mounting (Flush) Cutout=92 X 92 mm
Approximate weight: 200 gm
Dimension: 96 mm (W) X 96 (H) X 80 mm (D)

 

Technical Data


1) Supply Voltage

2) Output Contacts

- 90-270V AC/DC

- Two change over (potential free)

3) Switching duty

4) Electrical Life

- 6A resistive at 250V AC or 24V DC

-105 operation at designed switching duty

5) Relay Status

 

6) Signal

- Normal - De-energised in normal conditions Fail Safe

- De-energised in fault conditions

- From CBCT

7) Range

-A = 15-90% - B = 20-120%

8) Time Delays

9) Mode of operation

- Trip 0-10 Sec in steps of 100ms

- Under &/or Over current

10) Reset

- User selectable Auto/Manual Reset

11) Mounting

- Panel Mounting (Flush) CUTOUT=92 X 92mm

12) Approximate Weight

- 200gm

13) Dimension

- 96mm(W) X 96(H) X 80mm(D)


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Voltage And Frequency Relays

Item Code: Series_1

The Series-1 Voltage & Frequency Relays offered by us monitors the line frequency to achieve error proof end result. Relay changes the status after the SET time delay, if the line frequency steps out of the range selected. These relays are calibrated with linear scale and are designed to fit in any mounting channel.  

 

Features:

 

  • Choice of screw less terminals
  • + 2% Accuracy
  • Total wireless interiors
  • Test & Auto/Manual Reset facility
  • Ideal for DG set applications
  • High reliability

 

Technical Specifications:


  • Supply voltage: 110V/220V/380V/415V AC 50Hz or 12/24V DC
  • Permissible supply variation: + 25%
  • Output contacts:  Two change over
  • Switching duty: 6A resistive at 24V DC or 240V AC
  • Electrical life: 105 operation at designed switching duty
  • Relay status: De-energized in normal conditions

Set Point (Range):
 
  • U/F = 30-45 Hz
  • O/F = 55-60 Hz

Time delay (optional)
: 0.1-10 sec settable
Mode of operation: Under Frequency / Over Frequency combined
Setting Accuracy: + 5% of Full Scale
Reset: Automatic / Manual
Mounting: Any standard mounting channel
Dimension: 77 mm (W) X 90 mm (H) X 110 mm (D)

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Contact Us

Protech Engineering & Controls Pvt. Ltd.
Mr. Nipul Gosalia (Managing Director)
E - 12, Nand Jyot Industrial Estate, Andheri Kurla Road
Mumbai - 400072, Maharashtra, India

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