GE 269PLUS-100P-HI – Motor Management Relay (GE Multilin 269 Plus Series)

Technical Specifications

• Manufacturer: GE Multilin (General Electric Vernova)
• Model: 269PLUS-100P-HI
• Series: 269 Plus Motor Management Relay
• Input Power: 80–265 VAC / 90–300 VDC, 2A MAX
• Frequency: 50/60 Hz or DC
• RTD Input: 100Ω Platinum RTD (for stator/bearing temperature)
• Current Monitoring: Three-phase CT-input, adjustable range
• Protection Curves: 8 standard overload curves + user-programmable FlexCurve
• Dimensions (W×H×D): 193 mm × 125 mm × 290 mm (7.6” × 4.9” × 11.4”)
• Weight: 2.78 kg (6.1 lbs, unit only)
• Operating Temperature: -25°C to +60°C (-13°F to 140°F)
• Storage Temperature: -40°C to +70°C (-40°F to 158°F)
• Relative Humidity: 5%–95% (non-condensing)
• Enclosure Rating: IP40X (corrosion & flame-retardant)
• Certifications: UL, CSA, CE (industrial safety & EMC compliance)
• Communication: Optional Modbus RTU or Profibus DP (fieldbus integration)
• Mounting: Panel-mount (standard industrial control cabinets)

Key Features

1. Comprehensive Motor Protection
   • Overload & Thermal Protection: 8 standard overload curves + FlexCurve customization; monitors stator winding temperature via 100Ω RTDs with alarm/trip thresholds.
   • Electrical Fault Detection: Short circuit, locked rotor, phase imbalance/single-phasing, ground fault, and mechanical jam (rapid trip) protection.
   • Multiple Starts Protection: Limits repeated motor starts to prevent winding damage from inrush currents.
2. High-Accuracy Temperature Monitoring
   • Supports 100Ω platinum RTD inputs for stator windings and motor/load bearings, delivering precise, real-time temperature data.
   • Independent RTD settings for non-stator channels enable bearing temperature monitoring, protecting both motor and driven equipment.
3. User-Friendly Interface & Diagnostics
   • Integrated LCD display + tactile keypad for real-time parameter viewing (current, temperature, status) and setpoint programming.
   • On-board LED indicators for power, communication, alarm, and trip status; stores pre-trip data (current, unbalance, RTD temp) for fault analysis.
   • EnerVista 269 software support for PC-based configuration, monitoring, and data logging.
4. Robust Industrial Reliability
   • Rugged, flame-retardant enclosure with IP40X rating; wide temperature/humidity tolerance for harsh plant environments.
   • Isolated input/output circuitry to resist EMI/RFI interference; designed for long-term, maintenance-free operation.
5. Flexible Communication & Integration
   • Optional Modbus RTU or Profibus DP interfaces for seamless integration into SCADA, DCS, or plant automation networks.
   • Works with GE Power Management MPM (Motor Protection Meter) for voltage/power monitoring and enhanced protection logic.

Application Scenarios

• Oil & Gas: Protects motors for pumps, compressors, fans, and mixers in refineries, pipelines, and offshore platforms; withstands harsh, corrosive environments.
• Water & Wastewater: Controls and protects pump motors, aerators, and blowers in treatment facilities; critical for continuous, reliable operation.
• Manufacturing: Guards motors for conveyors, crushers, mills, and machine tools in automotive, food & beverage, and pharmaceutical plants.
• Power Generation: Used in thermal, hydro, and cogeneration plants for auxiliary motor protection (fans, pumps, feeders).
• Mining & Metals: Protects heavy-duty motors for crushers, conveyors, and processing equipment in mines, steel mills, and smelters.