+91 90355 99882
+91 90355 99883
contact@esquaretek.in
DOWNLOAD BROCHURE
DOWNLOAD BROCHURE

Over Load Relay

Home / Over Load Relay

Models

  • 1ø Over Load Relay
  • 3ø OLR + Automation (BASIC/ADVANCED)
  • Twin-3ø OLR + Automation (BASIC/ADVANCED)

1. 1ø Over Load Relay

Design and Features

  • No HMI
  • Dip Switch for Current Setting
  • Push button for fault acceptance
  • Front panel LED indication for Power, Motor-ON/OFF, TRIP status
  • Over Load Protection
  • Over Voiltage and Under Voltage protection
  • Inbuilt Contactor:20A@230V AC

2. 3ø OLR + Automation (BASIC/ADVANCED)

Application

The device is used where 3 phase motor operation can be performed with protection.

Design and Features

  • 1x4 seven segment LED display
  • The unit is password protected
  • It has Nine protection functions (SPP, PR, UBL,OL,UL,UU,OU,UBU,FB)
  • Front panel LED indication for Red, Yellow Blue phases
  • Front panel LED indication for ON, OFF, AUTO, MANUAL&TRIP status
  • Front panel switches for selection of ON, OFF, AUTO/MANUAL& SETTING MODE
  • Contactor for ON/OFF
  • Exclusive Contactors for ON/OFF, AUTO/MANUAL and TRIP status (for BMS purpose)
  • If Trip occurs then Buzzer gets ON until the fault gets accepted manually
  • Bypass switch for failsafe operation of the unit which is at the backside
  • Auxiliary Supply is 230V AC @ 50 Hz
  • Communication Port: RS485
  • Communication Protocol: Modbus

Application Area

  • Industries
  • Submersible Pumps
  • HVAC

Protection Functions

Sl No.CodeProtection Function
1SPPSingle Phase Protection
2PRPhase Reversal Protection
3UBLUnbalance Current Protection
4OLOver Load Protection
5ULUnder Load Protection
6FBFeedback Voltage Protection
7UUUnder Voltage Protection
8OUOver Voltage Protection
9UBUUnbalance Voltage Protection

3. Twin-3ø OLR + Automation (BASIC/ADVANCED)

Application

The device is used where Twin – 3 phase motor operation can be performed with protection.

Design and Features

  • 1x4 seven segment LED display
  • The unit is password protected
  • Front panel LED indication for Red, Yellow, Blue phases
  • Front panel LED indication for M1-ON, M1-OFF, M2-ON, M2-OFF, AUTO, MANUAL, M1-TRIP& M2-TRIP status
  • Front panel switches for selection ofM1-ON, M1-OFF, M2-ON, M2-OFF, AUTO/MANUAL&SETTING MODE
  • Contactor for M1-ON/OFF& M2-ON/OFF
  • Exclusive Contactors for M1 ON/OFF/TRIP, M2 ON/OFF/TRIP&AUTO/MANUAL (for BMS purpose)
  • If Trip occurs then Buzzer gets ON until the fault gets accepted manually
  • Bypass switch for failsafe operation of the unit which is at the backside
  • Auxiliary Supply is 230V AC @ 50 Hz
  • Communication Port: RS485
  • Communication Protocol: Modbus

Application Area

  • Industries
  • Submersible Pumps
  • HVAC

Protection Functions

Sl No.CodeProtection Function
1SPPSingle Phase Protection
2PRPhase Reversal Protection
3UBLUnbalance Current Protection
4OLOver Load Protection
5ULUnder Load Protection
6FBFeedback Voltage Protection
7UUUnder Voltage Protection
8OUOver Voltage Protection
9UBUUnbalance Voltage Protection
10EIL1External Inter Lock 1
11EIL2External Inter Lock 2

E-Square Embedded Solutions: Delivering innovative, reliable, and efficient embedded solutions to enhance your technology and drive success.

Quick Links

Our Products

Address

+91 90355 99882
+91 90355 99883
contact@esquaretek.in

E-Square Embedded Solutions Private Limited
No 618, 1st Floor, 26th Main Rd, behind BHEL Officers Layout, BHEL Layout, Sreenivas Nagar, Nandini Layout, Bengaluru, Karnataka 560096

Copyright © 2024. All Right Reserved. E-Square Embedded Solutions Pvt. Ltd.

Website Designed By WebMad