Overview
The GE Multilin SR489‑P1‑LO‑A20‑E is part of the 489 Generator Management Relay family, which offers microprocessor‑based protection and monitoring for small to medium‑sized generators. This relay is designed to detect and respond to electrical and mechanical faults, ensuring safe generator operation under varying load conditions.
It supports thermal modeling, current imbalance detection, ground fault protection, loss of field, over/under voltage, and frequency protection, making it a versatile solution for generator management. The relay also integrates with plant automation systems through Modbus and DNP3 communications, enabling seamless SCADA/DCS connectivity.
Technical Data
| Parameter | Specification |
|---|---|
| Part Number | SR489‑P1‑LO‑A20‑E |
| Product Type | Generator Management Relay |
Typical Applications
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Power generation plants: Protecting synchronous and induction generators.
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Petrochemical facilities: Ensuring reliable generator operation under variable loads.
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Mining and heavy industry: Monitoring generator health and preventing costly downtime.
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Manufacturing plants: Providing real‑time diagnostics and safe generator startup.
Key Features
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Microprocessor‑based protection for advanced fault detection.
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Enhanced LCD interface for configuration and monitoring.
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Flexible communication protocols for integration into SCADA/DCS systems.
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Comprehensive monitoring including voltage, current, frequency, and thermal conditions.
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Programmable outputs for trips and alarms.
FAQ
Q1: What is the primary role of the SR489‑P1‑LO‑A20‑E relay?
A1: It protects and manages synchronous and induction generators in industrial applications, ensuring safe and efficient operation.
Q2: How does it improve reliability?
A2: By providing advanced fault detection and real‑time monitoring, it reduces generator failures and downtime, enhancing system reliability.
Q3: Can it integrate with automation systems?
A3: Yes, it supports Modbus and DNP3 protocols for seamless integration with SCADA and DCS systems.
Q4: What type of CT input does it use?
A4: It uses 1A Phase CT secondaries for current measurement.
Q5: Why choose GE Multilin relays?
A5: GE Multilin relays offer proven reliability, advanced communication, and robust protection, making them a trusted choice worldwide for power generation and industrial applications.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
| Payment | We accept American Express, Discover, MasterCard, PayPal, and Visa. Our site is secured by RapidSSL. |
| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
| Q: What Shipping Methods Do We Use? |
| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
| Q: How Can Customers Contact Us and Request a Quote? |
| A: You can reach out to us via email, WhatsApp, WeChat, Skype, or your preferred communication platform. Contact us with your needs, and we'll provide a prompt, customized quote. |
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