GE 369-A200

Product Parameters and Specifications

The GE 369-A200 comes with the following technical specifications:

• Product Type: Motor Protection Relay

• Series: GE Multilin 369

• Model Variant: 369-A200 (specific configuration with standard I/O and communication options)

• Compatibility: Suitable for motors from fractional HP to thousands of HP

• Input Voltage: 100-240 VAC/VDC control power (20-300 VDC optional)

• Frequency: 50/60 Hz (auto-sensing)

• Current Inputs: 3-phase CT inputs (1A or 5A field-selectable)

• Voltage Inputs: 3-phase VT inputs (120VAC nominal)

• RTD Inputs: 6 RTD inputs (100 ohm platinum or 10 ohm copper)

• Digital Inputs: 6 programmable digital inputs

• Output Relays: 4 form-C output relays (programmable)

• Protection Functions: Overload (thermal model), locked rotor, short circuit, phase unbalance, phase reversal, ground fault, undercurrent, overvoltage, undervoltage, RTD-based overtemperature

• Metering Functions: Current, voltage, power, power factor, frequency, energy, demand

• Accuracy: Current: ±1%, Voltage: ±1%, Power: ±2%

• Communication Protocols: Modbus RTU (RS485), Modbus TCP/IP (optional), Profibus DP (optional)

• Display: 2-line x 16-character backlit LCD

• Front Panel: Membrane keypad with 8 navigation keys

• Event Recording: Last 100 events with time stamping

• Oscillography: 4 cycles of waveform capture (configurable trigger)

• Operating Temperature: -40°C to +60°C (-40°F to +140°F)

• Storage Temperature: -40°C to +80°C (-40°F to +176°F)

• Humidity: 5-95% RH non-condensing

• Vibration Resistance: 2g @ 10-150Hz per IEC 60255-21-1

• Shock Resistance: 15g @ 11ms per IEC 60255-21-2

• MTBF: > 100,000 hours at 40°C

• Dimensions: 7.2″ x 7.2″ x 8.3″ (183mm x 183mm x 211mm)

• Mounting: Panel mount (drawout case) or rack mount with adapter

• Terminals: Compression-type screw terminals (12-22 AWG)

• Weight: 5.5 kg (12 lbs)

• Certifications: UL, CSA, CE, IEC 60255, ANSI C37.90

Advantages and Key Features

The GE 369-A200 offers numerous advantages for motor protection applications:

Comprehensive Motor Protection: The GE 369-A200 integrates multiple protection functions into a single device, eliminating the need for separate relays for overload, unbalance, ground fault, and other protection requirements. This comprehensive protection of the GE 369-A200 ensures motors are safeguarded against virtually all damaging operating conditions.

Advanced Thermal Model: The GE 369-A200 features a sophisticated thermal model that continuously calculates motor heating based on stator current, providing more accurate overload protection than simple time-current curves. This thermal modeling of the GE 369-A200 accounts for motor cooling during off-hours and varying ambient conditions.

Integrated RTD Monitoring: With 6 direct RTD inputs, the GE 369-A200 monitors motor bearing temperatures, stator winding temperatures, and process temperatures without requiring separate temperature monitoring devices. This integrated capability of the GE 369-A200 simplifies installation and reduces panel space requirements.

Flexible Communication Options: The GE 369-A200 supports multiple communication protocols including Modbus RTU, enabling seamless integration with plant DCS, PLC, and SCADA systems for remote monitoring and control of motor status and protection parameters.

Comprehensive Metering: Built-in metering functions of the GE 369-A200 provide real-time display of currents, voltages, power, and energy consumption, eliminating the need for separate panel meters and reducing overall instrumentation costs.

Event and Waveform Recording: The GE 369-A200 captures detailed event records and waveform data when protection events occur, enabling engineers to analyze disturbance causes and optimize protection settings based on actual system behavior.

Wide Operating Temperature Range: Rated for -40°C to +60°C operation, the GE 369-A200 performs reliably in diverse environments, from unheated pump houses in cold climates to warm motor control centers in industrial facilities.

User-Friendly Interface: The front panel display and keypad of the GE 369-A200 provide intuitive access to all protection settings, metering data, and event records without requiring external software or computers for routine monitoring and configuration.

Drawout Case Design: The drawout case construction of the GE 369-A200 allows removal of the relay mechanism without disturbing field wiring, simplifying maintenance and replacement while minimizing downtime.

Application Fields and Use Cases

The GE 369-A200 finds widespread application across numerous industries with critical motor-driven equipment:

Oil and Gas Production: The GE 369-A200 protects electric submersible pumps (ESPs), rod pumps, and gas compressors in oil and gas fields, ensuring reliable operation of production-critical equipment in remote locations where motor failures result in significant production losses.

Refining and Petrochemical: Petroleum refineries utilize the GE 369-A200 to protect large pump motors, compressor motors, and blower motors in process units where motor reliability directly impacts production rates and safety.

Water and Wastewater Treatment: The GE 369-A200 safeguards raw water pumps, effluent pumps, and aeration blowers in municipal and industrial water treatment facilities, supporting continuous operation essential for environmental compliance.

Mining Operations: Underground and surface mining facilities employ the GE 369-A200 to protect conveyor motors, crusher motors, and pump motors in harsh environments with vibration, dust, and moisture challenges.

Power Generation: Thermal power plants, hydroelectric facilities, and combined cycle plants use the GE 369-A200 to protect boiler feed pump motors, cooling water pump motors, and coal handling system motors essential for continuous power production.

Pulp and Paper Mills: The GE 369-A200 safeguards refiner motors, paper machine drive motors, and pump motors in paper mills where motor failures cause costly production interruptions and quality issues.

Cement Plants: Large grinding mill motors, kiln drive motors, and crusher motors in cement production utilize the GE 369-A200 for comprehensive protection against the high stresses typical of cement manufacturing.

HVAC Systems: Large commercial and industrial facilities employ the GE 369-A200 to protect chiller compressors, cooling tower fans, and large air handling units where motor reliability affects building environmental control.

Comparison with Competing Products

When compared to similar offerings from competitors like Siemens (SIMOCODE), Eaton (Cutler-Hammer), or ABB (UMC):

vs. Siemens SIMOCODE pro: Siemens offers comprehensive motor management systems, but the GE 369-A200 provides more sophisticated thermal modeling specifically optimized for large induction motors, delivering more accurate overload protection in applications with variable loading profiles.

vs. Eaton Cutler-Hammer IQ Transfer: Eaton’s motor protection relays offer good performance, but the GE 369-A200 features more extensive RTD monitoring capabilities (6 inputs standard) and better integration with GE’s Multilin communication ecosystem for coordinated protection schemes.

vs. ABB UMC100: ABB’s Universal Motor Controllers provide integrated motor management, but the GE 369-A200 offers superior event recording and oscillography capabilities, providing more detailed information for post-event analysis and protection optimization.

vs. Schneider Electric TeSys T: Schneider’s TeSys T motor management systems are well-regarded, but the GE 369-A200 delivers wider operating temperature range and more robust construction for heavy industrial applications where environmental conditions exceed typical commercial specifications.

Key Differentiator: The primary advantage of the GE 369-A200 lies in its combination of comprehensive protection functions, advanced thermal modeling, and extensive event recording capabilities in a single device, providing motor protection engineers with the tools needed to both prevent failures and analyze those that do occur.

Selection Suggestions and Precautions

When selecting the GE 369-A200 for your application, consider these important factors:

Motor Data Requirements: Before configuring the GE 369-A200, gather complete motor nameplate data including full load current, locked rotor current, service factor, thermal time constants, and RTD parameters. Accurate motor data is essential for proper protection setup of the GE 369-A200.

CT Sizing: Verify that current transformers feeding the GE 369-A200 are appropriately sized for your motor full load current. CTs should be selected so that motor FLC is between 50% and 100% of CT primary rating for optimal accuracy of the GE 369-A200 measurements.

RTD Installation: Ensure RTDs are properly installed in motor windings and bearings before connecting to the GE 369-A200. RTD location significantly affects temperature readings and protection effectiveness, following motor manufacturer recommendations for RTD placement.

Communication Requirements: Determine whether your application requires communication between the GE 369-A200 and plant control systems. If Modbus or other protocol integration is needed, verify that your GE 369-A200 configuration includes appropriate communication options.

Protection Coordination: Coordinate GE 369-A200 protection settings with upstream protection devices (circuit breakers, fuses) and downstream equipment to ensure selective coordination that minimizes outage impact during fault conditions.

Environmental Assessment: Verify that the installation environment for the GE 369-A200 meets the relay’s specifications for temperature, humidity, and vibration. Motor control centers in some industrial environments may exceed specified limits without adequate environmental control.

Control Power Supply: Ensure reliable control power is available for the GE 369-A200. The relay requires continuous power for protection operation, even when the motor is not running, to maintain thermal model accuracy and monitoring capability.

Spare Parts Strategy: Given the critical nature of motor protection, maintain appropriate spare GE 369-A200 relays on-site to minimize downtime in case of failure. Consider GE’s recommended sparing guidelines based on the number of protected motors and required system availability.

Configuration Backup: Maintain current configuration backups for all GE 369-A200 relays in your facility. This documentation is essential for rapid replacement and ensures consistent protection settings across similar motor applications.

Installation Expertise: Installation and configuration of the GE 369-A200 should only be performed by personnel familiar with motor protection principles and GE Multilin products. Improper configuration can result in failure to protect motors or nuisance tripping that disrupts operations.

Firmware Version Management: When ordering replacement GE 369-A200 relays, verify firmware compatibility with your existing system. GE periodically releases firmware updates that may include enhanced protection functions or improved features for the GE 369-A200.

Regulatory Compliance: Verify that your application of the GE 369-A200 complies with applicable electrical codes and industry standards, including NEC requirements for motor protection and any specific standards for your industry sector such as API 541 for petroleum industry motors.