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GE Multilin 489 Generator Management Relay Brand New

15 tersedia di stok

Manufacturer: General Electric
Product No.: 489
Product Type: Generator Management Relay
Condition: Baru Sama Sekali
Payment: T/T, Western Union
Weight: 5.0 kg
Dimensions: 150 mm × 100 mm × 50 mm
Shipping port: Xiamen
Warranty: 12 bulan

Deskripsi
Reviews
Pengiriman & Pembayaran

Product Description

The GE Multilin 489 (SR489 series) is a trusted Generator Management Relay engineered for dependable protection, control, and monitoring of small to medium-sized synchronous and induction generators. It delivers comprehensive electrical protection while offering thermal and vibration monitoring through RTDs and analog inputs, helping operators maintain generator health with confidence. Moreover, the relay integrates seamlessly into existing power systems thanks to its versatile communication interfaces and intuitive front-panel navigation. Its draw-out design enables fast replacement and reduces downtime during maintenance activities.

Key Benefits and Functional Highlights

Complete generator protection for industrial and utility environments
Real-time diagnostic tools significantly reduce troubleshooting time
IRIG-B synchronized event logs, waveform capture, and data recorders improve fault analysis
Large display and front-panel keypad optimize ease of operation in the field
Built-in waveform simulation simplifies setpoint validation during commissioning
Flexible communication protocols including Modbus RTU, Modbus TCP/IP, DNP 3.0, RS232, RS485, and 10BaseT Ethernet
Available harsh chemical environment option for demanding industrial conditions In addition, retrofit kits allow a direct upgrade to the GE Multilin 889 platform without redesigning the entire control system.

Technical Specifications

Attribute	Details
Model	GE Multilin 489 (SR489 series)
Type	Generator Management Relay
Manufacturer	GE Vernova (formerly GE Multilin)
Generator Types	Synchronous or induction; 25 Hz, 50 Hz, or 60 Hz
Control Power Supply	20–60 VDC or 20–48 VAC (48–62 Hz)
Power Consumption	≤15 VA (AC) or ≤10 W (DC)
Protection Functions	Stator differential, 100% stator ground, loss-of-field, overcurrent, volts/hertz, negative sequence, backup distance, breaker failure, reverse power, inadvertent energization
Thermal Monitoring	RTD inputs for stator and bearing temperature
Vibration Monitoring	Analog inputs for vibration sensors
CT Secondary Rating	1 A standard (supports 5 A via external CTs)
Communications	RS232, RS485, 10BaseT Ethernet; Modbus RTU/TCP, DNP 3.0
Construction	Draw-out design for simple installation and servicing

Typical Applications

The GE Multilin 489 performs reliably in industrial power plants, cogeneration systems, and utility backup installations where generator uptime is critical. Therefore, it suits both primary and backup generator protection applications requiring stable control, high-resolution monitoring, and event traceability.

Support and Maintenance

The GE 489 is supported long-term with retrofit kits, spare modules, and software tools such as EnerVista. Furthermore, the relay’s modular draw-out assembly ensures easy servicing, while replacement with the GE Multilin 889 can retain wiring and operational philosophy for fast upgrade deployment.

FAQ

Q1: Is the GE Multilin 489 still in production? No. It has been discontinued, but retrofit options and spares remain available.

Q2: Can the Multilin 489 communicate with modern SCADA systems? Yes. It supports Modbus RTU, Modbus TCP/IP, and DNP 3.0, enabling seamless SCADA integration.

Q3: Does it monitor bearing temperature and vibration? Yes. RTD inputs monitor stator and bearing heat, and analog inputs support vibration monitoring.

Q4: What is the recommended upgrade model? The GE Multilin 889 is the preferred upgrade and compatible retrofit kits are offered.

Q5: Can it be used as backup protection? Yes. It supports both primary and secondary generator protection roles in industrial and utility systems.

Pembayaran: T/T, Western Union.

Pelabuhan pengiriman: Xiamen.

Waktu produksi: Biasanya 1–3 hari kerja setelah pembayaran dikonfirmasi (tergantung ketersediaan stok).

Pengiriman ke seluruh dunia: Kami mengirimkan komponen otomasi industri kepada pelanggan di seluruh dunia. Biaya pengiriman akan dicantumkan dalam RFQ Anda.

F.A.Q.

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