EMRI EDE LX449 V1.5.0.0 Automatic Voltage Regulator

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⚡ EMRI EDE LX449 V1.5.0.0 — Automatic Voltage Regulator (AVR)

📦 Product Overview

The EMRI EDE LX449 V1.5.0.0 is a high-performance Automatic Voltage Regulator (AVR) specifically engineered for precise voltage regulation in synchronous generators. This unit ensures stable generator output under fluctuating load conditions, protecting both equipment and downstream systems. Widely used across critical industries such as marine, energy, and industrial automation, it stands out for its compact design, robust performance, and adaptability.

EMRI EDE LX449 V1.5.0.0 AVR AUTOMATIC VOLTAGE REGULATOR


📊 Technical Datasheet

Parameter Specification
🔍 Model EDE LX449 V1.5.0.0
⚡ Voltage Regulation Range ±1% under steady-state conditions
🛠 Compatible Generator Types Brushless synchronous generators
🧠 Sensing Input Voltage 220–480 VAC (phase-to-phase)
🔋 Power Input 170–270 VAC @ 50/60 Hz
💡 Excitation Output Up to 90 VDC / 7 A continuous
⚙ Regulation Method Proportional-Integral (PI) Control
🛡 Protection Features Over-excitation, loss-of-sensing, under-frequency
🌐 Communication Analog signal integration
🌡 Operating Temperature -40°C to +70°C
📦 Mounting Type Panel mount with screw terminals

🌟 Key Features

  • 🎯 Precise Voltage Regulation: Ensures output stability with ±1% deviation, even under fluctuating load or transient conditions.
  • 💪 Rugged Design: Built to operate in harsh industrial environments with extended temperature and vibration tolerance.
  • 🔄 Flexible Excitation: Supports a wide excitation range for various generator types and sizes.
  • 🧠 Integrated Protection: Built-in fault detection, over-excitation shutdown, and under-frequency roll-off safeguard both the AVR and generator.
  • 🔧 Easy Configuration: Adjustable parameters via onboard trimmers for optimized setup.
  • 🖧 Compatible Integration: Works seamlessly in generator control systems, power management panels, and hybrid grids.

🏭 Applications

The EDE LX449 AVR is deployed in a variety of environments requiring stable power generation, such as:

  • Marine propulsion systems
  • Diesel and gas generator sets
  • 🏢 Power backup for data centers and industrial plants
  • 🏗 Construction sites using temporary power sources
  • 🏞 Renewable energy systems with generator backup

📰 Industry News

In recent years, demand for high-precision voltage regulation has grown significantly due to the expansion of microgrids and off-grid power systems. The marine and renewable energy sectors, in particular, are increasingly shifting toward compact and modular generator control systems, where devices like the EMRI EDE LX449 play a key role.

With the global rise in black-start capable systems, AVRs are evolving into smarter, more protective units. Innovations in AVR design now focus on higher reliability under shock, temperature variations, and frequency instability—areas where the LX449 excels. It’s becoming an integral component in modernization projects across oil rigs, offshore platforms, and independent power plants.


🧩 Recommended Similar Models

Model Brand Voltage Range Output Current Special Feature Application Use
EDE LX449 V1.5.0.0 EMRI 220–480 VAC 7 A Marine-grade protection Ship generators, hybrid power
Basler AVC63-4A Basler 170–265 VAC 6 A Soft-start, over-excitation limit Utility & backup generators
Leroy Somer R230 Leroy Somer 220–480 VAC 6 A Compact size, voltage trimmers Light to medium gensets
Stamford SX460 Stamford 190–264 VAC 5 A Self-excited, fully encapsulated Industrial standby gensets
Marathon DVR2000E Marathon 120–240 VAC 5 A LED status, analog adjust Distributed energy systems

🌐 Learn More & Purchase

🛒 FY Module Official Site
📦 Product Catalog


🏢 About Zhangzhou Fengyun Electrical Equipment Co., Ltd.

Zhangzhou Fengyun Electrical Equipment Co., Ltd. is a well-established supplier specializing in import/export of European and American industrial automation components. With strong logistics capabilities and professional technical support, the company delivers world-class control and protection products to customers worldwide.

✅ Main Business Scope:

  • Industrial Automation Controllers & Modules
  • Generator Control Systems & AVRs
  • Protection Relays and Substation Components
  • Obsolete and hard-to-source OEM parts

💼 Business Strengths:

  • Extensive Inventory
  • Fast Global Delivery
  • Authentic Sourcing & Competitive Pricing
  • Support for Industrial Modernization Projects

📇 Sales Engineer: Amy
📞 Phone/WeChat: 15359029662
📧 Email: geabbamy@gmail.com


For pricing, technical specs, or sourcing consultation, please reach out to our team. We provide fast response and support tailored to your project’s needs.

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