GEYA GRV8-04 05 06 08 Three Phase Voltage Control Relay Phase Sequence Phase Failure Over Voltage Undervoltage Protection
SPECIFICATIONS
Brand Name: GEYA
Certificate: CE CB
Certification: CE,RoHS
Contact Arrange: SPDT
Contact Load: Low Power
EU LVD Voltage: Low voltage: Below 50Vac or 75Vdc
Function: Voltage, Delay time, Phase Sequence & Phase Failure Protection
High-concerned chemical: none
Model Number: GRV8 Voltage Relay
Origin: Mainland China
Output Contact: 1SPDT OR 2SPDT
Power Source: Ac
Product Name: GRV8-04 05 06 08 Three Phase Voltage Relay
Protect Feature: Sealed
Rated Current: 8A 10A
Rated Frequency: 50/60Hz
Theory: Voltage relay
Use: General Purpose
Voltage: 380V,M460 OR M265
is_customized: Yes

GRV8-04 Function: Over voltage 2%-20%, Undervoltage -20%-2%, Delay Time 0.1s-10s, Phase Sequence, Phase Failure
GRV8-05 Function: Over voltage 2%-20%, Undervoltage -20%-2%, Asymmetry 8%, Delay Time 0.1s-10s, Phase Sequence, Phase Failure
GRV8-06 Function: Over voltage 2%-20%, Undervoltage -20%-2%, Asymmetry 5%~15%, Delay Time 2s, Phase Sequence, Phase Failure
GRV8-07 Function: Asymmetry 8%, Delay Time 2s, Phase Sequence, Phase Failure
GRV8-08 Function: Over voltage 15%, Undervoltage -15%, Asymmetry 8%, Delay Time 2s, Phase Sequence, Phase Failure
3Phase 3Wire=M460 Voltage Range: 220V-230V-240V-380V-400V-415V-440V-460VAC(P-P)
3Phase 4Wire=M265 Voltage Range: 127V-132V-138V-220V-230V-240V-254V-265VAC(P-N)
GRV8-03/04/05/06/07/08 M460/M265 : 10A, 1SPDT (1NO1NC)
GRV8-03D/04D/05D/06D/07D/08D M460/M265: 8A, 2SPDT (2NO2NC)
General
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.
HOW TO CHOOSE THE MODEL
Product Code |
Over Voltage |
Under Voltage |
Asymmetry |
Delay Time |
Phase Sequence |
Phase Failure |
GRV8-03 |
/ |
/ |
/ |
/ |
YES |
YES |
GRV8-04 |
2%~20% |
-20%~2% |
/ |
0.1s~10s |
YES |
YES |
GRV8-05 |
2%~20% |
-20%~2% |
8% |
0.1s~10s |
YES |
YES |
GRV8-06 |
2%~20% |
-20%~2% |
5%~15% |
2s |
YES |
YES |
GRV8-07 |
/ |
/ |
8% |
2s |
YES |
YES |
GRV8-08 |
15% |
-15% |
8% |
2s |
YES |
YES |
Note YES Means The Function is Available
Technical Data












- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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