ABB REM610C55HCMN03 Motor Protection Relay

The ABB REM610C55HCMN03 is a numerical multifunction motor protection relay belonging to the Relion 610 series. It serves as intelligent protection IED for medium and large asynchronous motors, monitoring operating conditions and triggering protection actions under various motor fault scenarios.

This pluggable relay integrates comprehensive thermal, current and temperature protection functions, equipped with local LCD display and multiple communication interfaces. It supports fault recording and event logging, widely used for medium voltage motor control cabinet maintenance, system upgrading and spare parts stocking in process industries.

Main Specifications

• Brand: ABB
• Model: REM610C55HCMN03 (REM610 Motor Protection Relay)
• Product Type: Numerical Motor Protection & Control IED
• Rated Frequency: 50 Hz / 60 Hz selectable
• Core Protection: Thermal overload, stall, unbalance, earth fault protection
• Communication: Modbus RTU, SPA bus, optional fiber interface
• Local Interface: Front optical service port + LCD HMI panel
• Structure: Detachable plug-in unit for convenient replacement
• Operating Temperature: -10℃ ~ +55℃
• Installation: Standard panel flush mounting in switchgear

Core Functions

• Real-time monitor three-phase current and calculate motor thermal load status
• Provide stall protection and startup supervision to avoid motor burnout
• Implement negative sequence unbalance, phase reversal and undercurrent protection
• Support RTD temperature measurement and over-temperature protection
• Built-in non-directional earth fault and short-circuit instantaneous protection
• Store fault waveforms, event records for post-fault analysis
• Configurable binary input/output contacts for interlock control logic
• Upload measurement data and alarm signals to SCADA automation system
• Continuous self-monitoring to detect internal hardware abnormalities
• Support parameter setting via local panel or remote PC configuration software

Application Scenarios

• Power plant boiler feed pump, fan and water pump motor protection cabinets
• Petrochemical plant medium voltage motor safety protection control panels
• Oil & gas field compressor and pump motor protection systems
• Water treatment plant large pump group motor monitoring and protection racks
• Mining and metallurgy factory conveyor and crusher motor control projects
• Pulp and paper factory production line medium voltage motor protection
• Offshore platform process motor protection and monitoring control systems
• Chemical plant reactor auxiliary motor safety interlock protection projects
• ABB Relion 610 series protection system renovation and spare parts replacement
• Manufacturing industry medium-voltage asynchronous motor comprehensive protection solutions