369B1875G0003 | GE Multilin | 369 Series Relay Assembly
Manufacturer: GE Fanuc
-
Part Number: 369B1875G0003
Condition：New with Original Package
Product Type: Motor Protection and Control Relay Module
-
Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The 369B1875G0003 is an authoritative hardware assembly engineered for the GE Multilin 369 Motor Management System. This specific assembly is a mechanical necessity for the modular integration of motor protection logic, providing a high-density interface for monitoring medium and large horsepower motors. As a critical component of the 369 series, the 369B1875G0003 supports the relay's core mission: providing deterministic thermal modeling, overcurrent detection, and fault logging. Its industrial-grade design ensures that protective algorithms are executed with high precision, safeguarding expensive motor assets in heavy-duty sectors like mining, petrochemical processing, and power generation.
Detailed Technical Specifications
| Attribute | Details |
| Manufacturer | GE Multilin / General Electric |
| Model Number | 369B1875G0003 |
| Series | 369 Motor Management System |
| Product Type | Relay Hardware Assembly / Chassis Component |
| Primary Function | Integrated motor protection and monitoring |
| Protection Suite | Thermal overload, phase loss, ground fault, locked rotor |
| Communication | Dual RS485 ports (Modbus RTU), optional Ethernet/DNP3 |
| Processor Logic | Embedded industrial CPU for real-time fault processing |
| I/O Capability | Multiple digital inputs and relay outputs (Hardware Group dependent) |
| Diagnostics | Event recording (up to 512 events), oscillography, self-test |
| Operating Temp | -40 °C to +70 °C (-40 °F to 158 °F) |
| Dimensions | Standard 369 Relay footprint (220 × 125 × 50 mm) |
| Weight | 1.5–2.0 kg |
Engineering and Operational Guidelines
-
Thermal Modeling Expertise: The 369B1875G0003 assembly supports GE's proprietary thermal modeling. This expertise allows the system to calculate the motor’s heating based on current and RTD data, effectively preventing insulation damage while maximizing motor utilization during heavy startup cycles.
-
Deterministic Fault Protection: A trustworthy feature of this hardware is its high-speed digital sampling. By accurately capturing current and voltage transients, the 369B1875G0003 enables the relay to distinguish between harmless inrush currents and catastrophic fault conditions.
-
Authoritative Diagnostics: This assembly integrates dedicated memory for oscillography. In the event of a trip, the hardware captures the waveform leading up to the fault, providing maintenance engineers with the authoritative data needed for root cause analysis and reducing downtime.
-
Modular Reliability: Designed as a specialized sub-assembly, the 369B1875G0003 ensures seamless physical and electrical integration within the 369 chassis. This modularity is essential for facility managers looking to maintain legacy systems with precise, factory-matched replacement components.
Technical FAQ
Q: Is the 369B1875G0003 a complete standalone relay?
A: This part number refers to a specific "G0003" hardware grouping/assembly within the 369 series. While it contains the primary logic and I/O hardware, it must be installed within the correct 369 chassis and configured with site-specific firmware to function as a complete management relay.
Q: Does this assembly support harsh environment installations?
A: Most components in the 369 series, including the 369B1875G0003, are designed for industrial use. However, for extreme chemical or corrosive environments, it is a professional best practice to verify if the assembly includes optional conformal coating (often designated by an "E" in the final ordering code).
Q: Can I upgrade the communication protocols on this assembly?
A: The 369B1875G0003 typically comes with dual RS485 ports as standard. Upgrading to Ethernet or DNP3 may require an additional communication card or a specific configuration at the time of assembly sourcing.