LS 120 Stamford AVR Automatic Voltage Regulator for Generator Applications

LS 120 Stamford AVR is an automatic voltage regulator used with compatible generator and alternator systems. It helps control the generator excitation system so that output voltage can remain stable during normal operation.

A stable voltage supply is important for generators used with electrical equipment. The AVR helps the generator respond to changes in electrical load and supports consistent power output.

Key Features

• Designed for compatible Stamford generator systems
• Automatic voltage regulation
• Helps maintain stable generator output
• Supports changing electrical loads
• Compact electronic regulator design
• Suitable for generator maintenance and replacement applications
• Useful for industrial and commercial power systems
• Helps support reliable alternator operation

Applications

The LS 120 Stamford AVR can be used in compatible generator and alternator systems where automatic voltage control is required. It is suitable for generator repair, replacement, maintenance, and servicing applications.

Before installation, users should check the AVR model, wiring arrangement, sensing voltage, excitation requirements, and alternator compatibility.

Technical Benefits

The main function of an automatic voltage regulator is to control the generator excitation level. When the electrical load changes, the AVR helps the alternator adjust its excitation to maintain the required voltage.

This can help reduce unwanted voltage changes and provide a more stable power supply for connected loads. Proper AVR operation also supports smooth generator performance and can help reduce stress caused by unstable output voltage.

Industry Usage

Compatible generator AVRs are commonly used in industries where dependable backup or continuous power is important. These include manufacturing plants, commercial buildings, workshops, construction sites, data and communication facilities, and other power generation systems.

The LS 120 Stamford AVR can be considered for generator service and replacement work where its electrical and mechanical specifications match the existing AVR.

Performance Advantages

A properly matched AVR helps the generator maintain voltage stability when the connected electrical load changes. This makes it useful for systems that need dependable power output.

For replacement applications, always compare the existing AVR with the LS 120 model before installation. Check the terminal layout, sensing connections, excitation specifications, mounting arrangement, and generator compatibility.