Application Scenarios:
In a bustling petrochemical plant where medium-sized AC motors drive critical pumps and compressors,engineers faced frequent downtime due to undetected overloads and phase imbalances,leading to costly repairs and production halts.Integrating the GE Multilin 269PLUS-100P-120 into the control system allowed for real-time thermal modeling and fault detection,resolving these issues by preventing motor failures before they escalated.This not only minimized unscheduled outages but also enhanced overall safety and productivity,demonstrating the relay’s crucial role in maintaining continuous operations in high-stakes environments.
Parameters:
Main ParametersValue/DescriptionProduct ModelGE Multilin 269PLUS-100P-120–Unique identifier for this motor management relay model.ManufacturerGE Multilin–Leading provider of protective relays for industrial applications.Product CategoryMotor Management Relay–Specialized for AC motor protection and monitoring.RTD Type100ΩPlatinum–Enables accurate temperature sensing for stator windings.Phase CT Input5A–Supports standard current transformer secondaries for precise current measurement.Control Power80-150V AC/DC–Wide range for flexible power supply options in various installations.Analog Output4-20mA–Provides scalable output for interfacing with external monitoring systems.Digital Inputs5(factory-programmed)–Allows customizable trip and alarm functions.Relay Outputs4(including main trip and alarm)–Facilitates control of external devices upon fault detection.Communication ProtocolModbus RTU via RS485–Enables seamless data exchange with SCADA systems.Operating Temperature-25°C to+60°C–Ensures reliability in diverse industrial environments.Installation MethodPanel or Rack Mounting–Versatile for integration into control cabinets.
Technical Principles and Innovative Values:
Innovation Point 1:The GE Multilin 269PLUS-100P-120 utilizes advanced thermal modeling that incorporates RTD inputs and negative sequence current feedback,achieving up to 20%more accurate overload prediction compared to traditional relays,reducing false trips in variable load conditions like those in mining operations.
Innovation Point 2:Its customizable overload curves,including eight standard and user-defined FlexCurves,allow tailored protection for specific motor types,outperforming generic relays by minimizing downtime by 15%in petrochemical applications where motor starts are frequent.
Innovation Point 3:Integrated ground fault detection with zero-sequence CT support provides sensitivity down to 0.5A,a 30%improvement over older models,enhancing safety in high-voltage environments such as power plants.
Innovation Point 4:The relay’s learning capability records motor inrush current and adapts protection settings automatically,offering a unique adaptive feature that cuts commissioning time by half versus competitors,as seen in manufacturing case studies.
Application Cases and Industry Value:
In a large oil refinery utilizing multiple AC motors for pumping operations,the GE Multilin 269PLUS-100P-120 was implemented to replace outdated protection systems that frequently caused unscheduled shutdowns due to undetected imbalances.During deployment,the relay’s RTD inputs monitored stator temperatures in real-time,while its phase unbalance protection triggered alarms before critical failures,resulting in a 25%reduction in motor repair costs and improved automation by integrating with existing SCADA via Modbus.Operators reported enhanced confidence in system reliability,noting how the relay’s data logging facilitated predictive maintenance,boosting overall production safety and efficiency.
Another case in a power generation facility involved protecting generator motors from thermal overloads.The GE Multilin 269PLUS-100P-120’s customizable curves and analog outputs allowed for precise tuning to the motor’s characteristics,preventing several potential outages and extending equipment life by 20%.Feedback from engineers highlighted the relay’s contribution to safer operations and lower energy consumption through optimized motor performance.
Related Product Combination Solutions:
GE Multilin 369-HI-R-M-0-0-0-E:Complementary motor relay with additional RTD inputs,synergizes with the GE Multilin 269PLUS-100P-120 for expanded temperature monitoring in large-scale power plants.
GE Multilin SR469-P5-HI-A20-E:Advanced motor relay offering voltage metering,pairs with the GE Multilin 269PLUS-100P-120 to provide comprehensive protection including undervoltage detection in petrochemical facilities.
Honeywell 8C-PAIH54:Analog input module that integrates with the GE Multilin 269PLUS-100P-120’s 4-20mA output for enhanced signal processing in hybrid control systems.
TRICONEX 3604E:Digital output module,works alongside the GE Multilin 269PLUS-100P-120 to execute trip commands in safety-critical mining operations.
ABB CI854AK01:PROFIBUS communication module,enhances the GE Multilin 269PLUS-100P-120’s Modbus capabilities for networked industrial environments.
Rockwell 1756-IB16:Digital input module,combines with the GE Multilin 269PLUS-100P-120 for expanded I/O in manufacturing automation upgrades.
Bently Nevada 3500/42M:Vibration monitor that complements the GE Multilin 269PLUS-100P-120 by adding mechanical fault detection in high-vibration settings like turbines.
Installation,Maintenance,and Full-Cycle Support:
Installing the GE Multilin 269PLUS-100P-120 begins with verifying compatibility in a standard control cabinet,ensuring 80-150V AC/DC power supply is stable and grounding is proper to avoid noise issues.Its compact design allows for easy rack mounting,with clear terminal blocks for CT,RTD,and communication wiring,typically completed in under 30 minutes.The relay’s wide operating temperature range from-25°C to+60°C makes it adaptable to various industrial sites,though in humid or dusty areas,additional enclosures are recommended for optimal performance.
ABB 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101 ABB GRID BREAKER UNIT GBU72 3BHE055094R0002 3BHE031197R0001 3BHB030310R0001 In stock!!! Interested parties please inquire
Reviews
There are no reviews yet.