Under Over Voltage Protector 3 Phase Monitor Relay LCD 300-500VAC 50Hz

Detail Under Over Voltage Protector 3 Phase Monitor Relay LCD 300-500VAC 50Hz

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Under Over Voltage Protector 3 Phase Monitor Relay LCD 300-490VAC 50-60Hz

Feature:
-Microprocessor technology provides highly accurate and repeatable protection
-Built-in LCD and keypad provide precise numerical settings
-Adjustable over- and under-voltage, phase imbalance thresholds
-Independently adjustable delay times for overvoltage and undervoltage phase imbalance
-Adjustable reset method: automatic reset or manual reset
-Last 3 fault records
-Rated voltage: 380V 50-60Hz
-Working range: 300-490VAC
-Protective function:
-Phase loss (failure)
-Phase sequence (reversed)
-Phase unbalance (asymmetry)
-Undervoltage
-Overvoltage
-Troubleshooting
-Applications: Pumps, fans, refrigeration units, blowers, motors, compressors, elevators, cranes, mining excavators and conveyors

Specification:
-Model: STVP-931
-Rated power supply voltage: 380V/AC
-Working range: 300-490V/AC
-Voltage Hysteresis: 10V
-Automatic reset time: 5s
-Asymmetric lag: 2%
-Phase loss trip time: 1s
-Phase sequence trip time: instant
-Measurement error: <1%, adjustable voltage range
-Error record: three times
-Output Type: 1NO and 1NC
-Contact capacity: 6A, 250VAC/30ADC (resistive load)
-Protection class: IP20
-Working conditions: -25-65 degrees, <85%RHmbon-condensation
-Mechanical durability: 1,000,000 cycles
-Dielectric strength: >2K Vac 1MIN
-Mounting: 35mm/1.38in DIN rail
-Size: 80x54mm/3.15x2.13in

Typical Application:
Motor, Fan, Pump, Air Compressor, Hoist, Vehicle, Crane, Elevator, Machine Tools, Central Air Conditioning, Refrigeration Equipment, Laser Equipment, Industrial Control System

Package List:
1x Protector 3 Phase
1x User Manual

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