JVR800-2 LCD 3 Phase Overvoltage/undervoltage/phase Failure/Phase Sequence Voltage Monitor Relay Timing delay

JVR800-2 LCD 3 Phase Overvoltage/undervoltage/phase Failure/Phase Sequence Voltage Monitor Relay Timing delay


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Description
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GINRI JVR800-2 Voltage Monitoring Relay 3 Phase Sequence Loss Failure Over Under Voltage Protector Elevator Patrs


Features
-- Compact modular 43mm housing

-- 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

-- Adjustable reset method:automatic reset or manual reset

-- Start delay(power-on delay)

-- Test trip with test button

-- 1 NO & 1CO contacts

-- with Timer and Counter for runing and faults


Protective Function
-- Phase sequence

-- Phase loss

-- Overvoltage

-- Undervoltage

-- Voltage unbalance

-- Timer and Counter

Typical Applications
● Pumps ● Fans ● Refrigeration Units

● Blowers ● Motors ● Compressors

● Lifts,Elevators ● Cranes

● Mining excavators and conveyors


Typical Applications
Model

JVR800-2

Measuring circuit

L1,L2,L3

Rated voltage

208~480VAC,50/60Hz

Monitoring functions

phase sequence, phase loss, overvolatege, undervoltage,voltage unbalance, timer, counter

Overvoltage setting range

200-600V

Undervoltage setting range

150-500V

Voltage hysteresis

1-20V

Delay time for overvoltage and undervoltage

0.1-30s

voltage unbalance ratio

1-50%

voltage unbalance hysteresis

1-10%

voltage unbalance delay time

0.1-30s

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

Timer and counter input

AC/DC 80-450V

Indicators

LCD indicating voltage,current,operation status

Output contacts

1 C/O,1NC

Contact capacity

6A ,250VAC

Dimensions (H x W x D)

80×43×54mm

Mounting

DIN rail