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Digital Energy  Protection & Control Motor Protection |
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239 Motor Protection Relay The 239 relay is designed to fully protect three phase AC motors against conditions which can cause damage. In addition to motor protection, the New Harsh Environment Conformal Coating option. View More Info...  Save on installation cost - Compact design Enhanced protection - incorporates thermal models Setting flexibility - Multiple setpoint groups Simplify testing - Built in simulation features Asset Monitoring - Temperature monitoring via optional RTD inputs Access information - via Modbus RTU™ Follow technology evolution - Flash memory for product field upgrade  Complete protection of small to medium sized motors Pumps, conveyors, compressors, fans, sawmills, mines  Thermal Overload (15 selectable curves) - Trip and alarm, immediate current overload alarm Phase short circuit Mechanical jam Thermal memory lockout Single-Phasing / Current unbalance Ground fault - trip and alarm Overtemperature: via thermistor or optional RTD inputs Undercurrent Breaker Failure Trip/alarm/auxiliary/service outputs Multi-speed motor protection Motor start supervision  Status/current/temperature display Fault diagnosis Trip record, last 5 Process control Optional analog output  RS485 serial port Keypad 40 character illuminated display 6 LED indicators Compatible with EnerVista Setup software
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