LCD Three phase Voltage Monitoring Relay JVR1000 AN with Overvoltage Undervoltage phase sequence phase loss Neutral loss

Product Overview

Description

 

A Single JVR1000-AN Can Monitor a 3-phase 4-wire Power Supply Anywhere in the World.

Rated voltage:3P+N, AC115-277V

 

LCD Three-phase Four-wire Voltage Monitoring Relay

JVR1000-AN

 

♦ Features

  -- Compact modular 43mm housing

  -- World-wide power specifications supported by one Unit

  -- Greater resistance to inverter noise

  -- 3-phase 4-wire voltage input

  -- Microprocessor technology provides highly accurate and repeatable protection

  -- Built-in LCD and keypad afford a precise digital setting

  -- Adjustable over- and undervoltage,phase unbalance threshold

  -- Independent adjustable delay time for overvoltage, undervoltage, voltage unbalance,

   phase loss and phase sequence

  -- Neutral loss monitoring

  -- Adjustable reset method:automatic reset or manual reset

  -- Start delay(power-on delay)

  -- Test trip with test button

  -- 1 NO & 1CO contacts

  -- Fault recording with last 3 faults

 

♦ Protective Function

  -- Phase sequence

  -- Phase loss

  -- Overvoltage

  -- Undervoltage

  -- Voltage unbalance

  -- Neutral loss

♦ Typical Applications

 - Pumps  - Fans   - Refrigeration Units

 - Blowers   - Motors   - Compressors  

 - Lifts,Elevators   - Cranes

 - Mining excavators and conveyors

 

♦ Technical date

Model	JVR1000-AN
Measuring circuit	L1,L2,L3,N
Rated voltage (phase voltage)	3P+N, 115~277VAC,50/60Hz
Monitoring functions	phase sequence, phase loss, overvolatege, undervoltage,voltage unbalance
Overvoltage setting range	80-330V
Undervoltage setting range	80-330V
Voltage hysteresis	1-20V
Delay time for overvoltage and undervoltage	0.1-999s
voltage unbalance ratio	1-50%
voltage unbalance hysteresis	1-10%
voltage unbalance delay time	0.1-999s
Delay time for phase loss	0.1-30s
Delay time for phase sequence	0.1-30s
Start delay time	0-999s
Auto reset mode	ON/OFF
Auto reset time	0.1-999s
Indicators	LCD indicating operation and fault status
Output contacts	1 C/O,1NC
Contact capacity	6A ,250VAC
Dimensions (H x W x D)	80×43×54mm
Mounting	DIN rail

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

♦ Wiring Diagram

 

 

* Please contact us for further information. 

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