Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector

Product Details
Customization: Available
Theory: Voltage Relay
Usage: /
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  • Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector
  • Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector
  • Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector
  • Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector
  • Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector
  • Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector
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  • Overview
  • Product Description
  • Product Parameters
  • Certifications
  • Packaging & Shipping
  • Company Profile
Overview

Basic Info.

Model NO.
GRV8-25
Electricity Type
/
Number of Pole
/
Load
/
Protective Characteristics
Sealed Relay
Action Principle
/
Size
Miniature
Type
Electric Parameter Relay
MOQ
20
Transport Package
Standard
Specification
GRV8-25
Trademark
GEYA
Origin
Zhe

Packaging & Delivery

Package Size
10.00cm * 10.00cm * 10.00cm
Package Gross Weight
1.000kg

Product Description

············This link price is only for GRV8-25···········
Product Description

Applications
 -Control for connection of moving equipment(site equipment,
 agricultural equipent,refrigerated trucks).
 -Control for protection of persons and equipment against the
 consequences of reverse running.
 -Normal/emergency power supply switching.
 -Protection against the risk of a driving load(phase failure).

Function Features
 -Controls its own supply voltage(True RMS measurement).
 -Set 8-level rated operating voltage through knob.
 - Measuring frequency range:45Hz-65Hz.
 - Voltage measurement accuracy<1%.
 - Relay status is indicated by LED.
 - 1-MODULE,DIN rail mounting.
Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector

Product Parameters
Technical parameters 3P3W 3P4W
Function Monitoring 3-phase voltage
Monitoring terminials L1-L2-L3 L1-L2-L3-N
Supply terminals L1-L2                                    L1-L2
Voltage range 380-400-415-440-480
(P-P)
220-230-240-254-277
(P-N)
Rated supply frequency 45Hz-65Hz
Measuring range 260V-600V 150V-350V
Threshold adjustment voltage 2%-25% of Un selected
Adjustment of asymmetry threshold 5%-20%
Hysteresis 2%
Phase failure value 70% of  Un selected 70% of Un  selected
Time delay Adjustable 0.1s-10s,10%
Measurement error ≤2%
Run up delayat power up 0.5s time delay
 Konb setting accuracy 10% of scale value
Supply indication green LED
Output indication red LED
Reset time 1s
Output 2×SPDT
Current rating 8A/AC1
 Switching voltage 250VAC/24VDC
 Min.breaking capacity DC   500mW
Temperature coefficient 0.05%/ºC,at=20ºC(0.05%°F,at=68°F)
Mechanical life    1×10^7
Electrical life(AC1) 1×10^5
Operating  temperature -20ºC to +55ºC(-4F to 131F)
Storage  temperature -35ºC to +75ºC(-22F to 158F)
Mounting/DIN   rail Din  rail  EN/IEC60715
Protection  degree IP40 for front panel/IP20 terminals
Operating  position any
Overvoltage  category III
Pollution  degree 2
Max.cable size(mm²) solid wire max.1×2.5or 2×1.5/withsleeve max.1×2.5(AWG 12)
Tightening  torque 0.4Nm
Dimensions 90×18×64mm
Weight 68g-71g
Certifications

Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector

Packaging & Shipping

Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector

Company Profile

Geya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage ProtectorGeya Grv8-25 Voltage Monitoring Sensitive Relay Voltage Protection Relay 3 Phase Over and Under Voltage Protector

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