GRV8-03 to 08- Your Reliable 3 Phase Voltage Relay Supplier

Description

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).

1.GRV8-03+GYHC-40 wiring diagram 2.GRV8+GYHC-16 wiring diagram

Technical parameters	M460	M265
Function	Monitoring 3-phase voltage
Monitoring terminals	L1-L2-L3	L1-L2-L3-N
Supply terminals	L1-L2	L1-N
Voltage range	220-230-240-380-400-415-440-460(P-P)	127-132-138-220-230-240-254-265(P-N)
Rated supply frequency	45Hz-65Hz
Measuring range	176V-552V	101V-318V
Threshold adjustment voltage	2%-20%of Unselected
Adjustment of asymmetry threshold	5%-15%
Hysteresis	2%
Phase failure value	70% of Un selected Min=165V	70% of Un selected
Time delay	Adjustable 0.1s-10s,10%
Measurement error	≤1%
Run up delay at power-up	0.5s time delay
Konb setting accuracy	10% of the scale value
Supply indication	green LED
Output indication	red LED
Reset time	1000ms
Output	1×SPDT
Current rating	10A/AC1
Switching voltage	250VAC/24VDC
Min. breaking capacity DC	500mW
Temperature coefficient	0.05%/℃,at=20℃(0.05%℉，at=68℉)
Mechanical life	1×107
Electrical life(AC1)	1×105
Operating temperature	-20℃ to +55℃（-4℉ to 131℉）
Storage temperature	-35℃ to +75℃（-22℉ to 158℉）
Mounting/DIN rail	Din rail EN/IEC 60715
Protection degree	IP40 for front panel/IP20 terminals
Operating position	any
Overvoltage category	III.
Pollution degree	2
Max.cable size(mm 2)	solid wire max.1×2.5or 2×1.5/with sleeve max.1×2.5(AWG 12)
Tightening torque	0.8Nm
Dimensions	90×18×64mm
Weight	61g-66g