Description Features Control for connection of moving equipment(site equipment,agricultural equipment,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). Technical parameters GRV8-SN GRV8-SP Function Monitoring 3-phase voltage Monitoring terminals L1-L2-L3-N L1-L2-L3 Voltage range(Un) 127-132-138-220-230 -240-254-265(P-N) 220-230-240-380-400 -415-440-460(P-P) Rated supply frequency 45Hz-65Hz Supply voltage limits 70V-400V 130V-650V Measurement error ≤1% hysteresis 2% Phase failure 50% of Un selected Time deviation ≤5% Temperature coefficient 0.05%/℃,at=20℃(0.05%℉，at=68℉) Output 2×SPDT Current rating 8A/AC1 Switching voltage 250VAC/24VDC Min.breaking capacity DC 500mW 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 0.4Nm Dimensions 90×36×64mm Weight 100g 109g
