3 Phase Din rail Voltage Monitoring Sequence Protection Relay adjustable Over Under Voltage Protector Voltage Unbalance

Description
Features:

●Microprocessor technology provideshighly accurate and repeatable protection

●Built-in LCD and keypad afford a precisediqital setting

●Compact modular 43mm housing

●Adjustable over-and undervoltage,phase unbalance threshold

●Independent adjustable delay time forovervoltage, undervoltage phase unbalance

●Adjustable reset method automatic resetor manual reset

●1 NO& 1 NC contacts

●Failure recording with last 3 faults

●Rated voltage: 380V 45-60HZ, Operating range: 300-490VAC

Protective Functions:

●Phase Loss(Failure)

●Phase Sequence(Reversal)

●Phase Unbalance(Asymmetry)

●Undervoltage

●Overvoltage

Applications:

●Pumps, Fans, Refrigeration Unit, Blowers, Motors, Compressors, Lifts, Elevators, Crane, Mining excavators and conveyors

Product Parameters:

1.Model number : TVPS3-8A

2.Rated supply voltage:380VAC

3.Operating Range:300-490VAC

4.Voltage Hysteresis:10V

5.Automatic reset time:5s

6.Asymmetry Hysteresis 2%

7.Phase loss tripping time:1s

8.Phase sequence tripping time:instant

9.Measurement error:<1% with ajustable voltage range

10.falure recording:three times

11.Output type:1NO&1NC

12.Contact capacity:6A,250VAC/30ADC(resistive load)

13.Degree of protection:IP20

14.Working condition:-25-65 degree,<85% RHmbon-condensing

15.Mechanical durability:1000000 cycles

16.Dielectric strength:>2K Vac 1MIN

17.Weight:128g

18.Mounting:35mm DIN rail

19:Dimensions:80*54*44mm