GRV805 3Phase Voltage Monitoring Relay Phase Sequence Phase Failure Protection M265

Features: 1. This relay can monitor own working voltage (true RMS measurement). 2. 8 kinds of adjustable rated voltage. 3. Voltage measurement accuracy is not more than 1percent . 4. Relay working status is indicated by LED indicators. 5. With super small volume, this relay can be mounted on 35mm DIN rail. 6. Application: Equipment protection and control(tower crane, elevator, agriculture equipment, refrigerated trucks); Protect equipment from reverse running; Normalemergency power supply switch; Protect against phase failure of a dynamic load. Specification: Function: Monitor LN voltage (3phase 4wire system) Monitoring terminal: L1L2L3N Power: L1N Rated working voltage: 127132138220230240254265 (PN) Rated power frequency: 45Hz65Hz Measuring range: 101V318V Voltage threshold range: 2percent 20percent (rated voltage) Voltage fixed lag rate: 2percent Voltage measurement error:

less than 1percent Poweron delay time: 0.5s Knob setting accuracy: 10percent Reset time: 1s Temperature fluctuation error: 0.05percent

degrees C, at=20

degrees C Output: 1 x SPDT; 10A AC1; 250VAC24VDC Minimum switching power: 500mW Overvoltage: 2percent 20percent Undervoltage: 20percent 2percent Unbalanced voltage: 8percent Action delay time: 0.110s adjustable Phase sequence protection: Yes Phase failure protection: Yes Power indicator: Green LED Output relay indication: Red LED Mechanical life: 1x107 Mounting method: 35mm DIN rail mounting Mount altitude:

less than 2000m Weight: Approx. 76g2.7oz Package list: 1 * Voltage Monitoring Relay This relay can monitor own working voltage (true RMS measurement). 8 kinds of adjustable rated voltage. Voltage measurement accuracy is not more than 1percent . Relay working status is indicated by LED indicators. With super small volume, this relay can be mounted on 35mm DIN rail.