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Under/Over Frequency Monitor Relay : AUOFMR2
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General Description

This is micro-controller based frequency monitoring relay
with communication port for SCADA operation.

Standerd Specification
Accurate Frequency monitoring with Crystal Controlled references.
Trip Frequency Point can be selected with 0.01 Hz Resolution.
Self-Calibration and check ON-Site facility inbuilt.
Instrument tested to withstand as per IS:3231, IS:8686-1977 Specification.
Two Independent set points programmable as Under or Over Frequency.
RS232 & RS485 Communication Port for remote SCADA.
AC Input from 230 / 110 / 63 V AC PT for Frequency Sensing.
Frequency setting Range : 49.99 Hz to 40.00 Hz in steps of 0.01 Hz for Under Frequency
 
and 50.01 Hz to 60.00 Hz in steps of 0,01 Hz for Over Frequency.
Accuracy Setting : +/- 0.01 Hz Repeat Accuracy better then 0.05 Hz.
Delay Time Adjustment : 0 to 99.9 sec Accuracy +/- 5% or +/- 0.02s whichever is Higher.
 
Programmable Hysterisis.
This Relay is also available with 2 Stage df/dt and 2 Stage Under/Over Frequency Features.
 
Model Functional Details Cabinet Style
    AUOFMR2 Numerical U/O Frequency Monitoring Relay- AUOFMR2 CSC - V - 130    
  User Manual Please send Enquiry
 
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