GE 269 Plus Motor Protection System
Key Benefits
• Enhanced Thermal Model including current unbalance and RTD biasing
• Temperature monitoring with programmable RTD inputs for Stator, Bearing and Ambient temperature protection
• Reduce troubleshooting time and maintenance costs – motor running and learned data, last trip data
• Simplify testing - Built in simulation features
• Cost Effective Access to information through standard RS485 serial ports using Modbus RTU
• Field upgradable settings and firmware
• Installation flexibility - Remote display and drawout case options
Applications
Protection and Control
• Thermal model biased with RTD and negative sequence
current feedback
• Stator winding & bearing overtemperature
• Motor multiple starts
• 8 standard overload curves
• User defined overload FlexCurve™
• Undercurrent for load loss
• Locked rotor
• Rapid trip/mechanical jam
• Unbalance/single phasing
• Short circuit
• Ground fault
• Phase reversal (meter option)
• Variable lock-out time
• Latched main trip relay, alarm relay
• 2 auxiliary relays
• Emergency restart capability
• Pre-trip alarm warnings
Monitoring and Metering
Inputs and Outputs
Protection and Control
• Thermal model biased with RTD and negative sequence
current feedback
• Stator winding & bearing overtemperature
• Motor multiple starts
• 8 standard overload curves
• User defined overload FlexCurve™
• Undercurrent for load loss
• Locked rotor
• Rapid trip/mechanical jam
• Unbalance/single phasing
• Short circuit
• Ground fault
• Phase reversal (meter option)
• Variable lock-out time
• Latched main trip relay, alarm relay
• 2 auxiliary relays
• Emergency restart capability
• Pre-trip alarm warnings
• 12 RTDs, programmable
• 5 factory programmed digital inputs
• 4 output relays
• 1 programmable analog output
269 Plus
Motor Protection System
Integrated protection and control
for medium sized AC motors
Features
Applications
Key Benefits
EnerVistaTM Software
• State of the art software for configuration and
commissioning GE Multilin products
• Document and software archiving toolset to ensure
reference material and device utilities are up-to-date
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