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BACK TO PRODUCTS         CATALOGUE(.pdf) USER MANUAL (.pdf) MU2300       INTRODUCTION   The MU2300 is a microprocessor based numerical relay for voltage protection functions in electrical distribution network.   FEATURES   Multifunction numerical voltage protection relay Can be used in single-phase or three-phase operation Low-set undervoltage stage (U<) with definite-time or inverse-time characteristic Multi-function isolated digital input with wide input voltage range High-set overvoltage stage (U>>) with definite-time Fault record and event code recording Negative sequence overvoltage protection (U2>) with definite-time or inverse-time characteristic Five programmable voltage-free output contacts Neutral displacement / residual overvoltage protection (U>) with definite-time or inverse-time characteristic Isolated RS485 Modbus - RTU communication