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Digital 3 phase voltage monitoring relay  , JVR1000 Monitoring Phase Reversal Relay

Wenzhou Ginri Power Automation Co., Ltd.
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Address: No.337,Kaichuang Road,Baitawang Industrial Distrit, Beibaixiang Town,Yueqing City,Zhejiang Province,China

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Wenzhou Ginri Power Automation Co., Ltd.

Digital 3 phase voltage monitoring relay  , JVR1000 Monitoring Phase Reversal Relay

Country/Region china
City & Province zhejiang
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Product Details

Digital 3 phase voltage monitoring relay , JVR1000 Monitoring Phase Reversal Relay

 

Features:

  • Microprocessor technology provides highly accurate and repeatable protection
  • Built-in LCD and keypad afford a precise digital setting
  • Compact modular 43mm housing
  • Adjustable over and undervoltage,phase unbalance threshold
  • Independent adjustable delay time for overvoltage,undervoltage,phase unbalance
  • Adjustable reset method,automatic reset or manual reset
  • 1NO&1NC contacts
  • Failure recording with last 3 faults

Protective Functions

  • Phase Loss (Failure)
  • Phase sequence(reversal)
  • Phase unbalance(Asymmetry)
  • Undervoltage
  • Overvoltage

Applications

  • Pumps
  • Fans
  • Refrigeration Units
  • Blowers
  • Motors
  • Compressors
  • Lifts,Elevators
  • Cranes
  • Mining excavators and conveyors

 

Rated supply voltage380VAC
Operating range300-490VAC
Operating frequency50HZ
Voltage hysteresis10V
Asymmetry hysteresis2%
Automatic reset time1.5s
Phase loss tripping timeinstant
Measurement error≤1% with adjustable voltage range
Failure recordingThree times
Output type1NO&1NC
Contact capacity5A,250VAC/30VDC(resistive load)
Degree of protectionIP20
Working conditions-25℃~65℃,≤85%,RH,no-condensing
Mechanical durability1000000cycles
Dielectric strength>2KVAC 1min
Weight130g
Dimension(HxWxD)80X43X54mm
Mounting 35mm DIN Rail

 

 

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