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ABB UNITROL1000-15 Digital Automatic Voltage Regulator (AVR)

ABB UNITROL1000-15 is a high-performance digital AVR developed for excitation control of synchronous generators and motors. Utilizing advanced microprocessor technology and IGBT-based power electronics, the regulator delivers fast, accurate voltage regulation while ensuring reliable operation under varying load conditions.

The UNITROL1000-15 continuously monitors generator voltage and automatically adjusts excitation current to maintain stable output voltage. Its sophisticated control algorithms enable smooth operation during load changes, grid disturbances, and parallel generator operation.

Designed for industrial and utility environments, the UNITROL1000-15 supports multiple operating modes, including automatic voltage regulation, reactive power control, power factor control, and manual excitation control. Integrated protection functions help safeguard generators against abnormal operating conditions while improving system reliability and reducing maintenance costs.

With flexible communication interfaces and support for modern industrial protocols, the regulator can be integrated into power plant control systems, SCADA platforms, marine power systems, and industrial automation architectures. 

Precise Voltage Regulation

Maintains stable generator voltage with high accuracy under dynamic load conditions.

Fast Dynamic Response

Responds rapidly to load changes and grid disturbances to improve power quality.

Advanced Excitation Control

Supports AVR mode, reactive power control, power factor control, and manual operation.

Generator Protection Functions

Integrated protection helps prevent overexcitation, underexcitation, and abnormal operating conditions.

Flexible System Integration

Supports multiple industrial communication protocols for easy connection to SCADA and plant automation systems.

Reliable Industrial Design

Built to withstand vibration, temperature variations, and harsh industrial environments.

Reduced Operating Costs

Improves generator efficiency, reduces maintenance requirements, and enhances equipment lifespan.

Power Generation Plants

Used in hydroelectric, thermal, diesel, and gas-fired power generation facilities.

Marine Power Systems

Provides excitation and voltage control for marine generators and propulsion systems.

Industrial Manufacturing

Supports synchronous motors and captive power generation systems.

Renewable Energy Facilities

Applied in small hydroelectric and renewable power generation projects.

Utilities and Grid Operators

Helps maintain voltage stability and power quality in utility applications.

Oil & Gas Industry

Used in critical power generation and rotating equipment applications.

Q1: What is the primary function of ABB UNITROL1000-15?

A: It regulates generator excitation current to maintain stable output voltage and improve power quality.

Q2: What type of machines can UNITROL1000-15 control?

A: It is designed for synchronous generators and synchronous motors.

Q3: What is the maximum continuous excitation current?

A: UNITROL1000-15 supports up to 15 A continuous excitation current.

Q4: Does the regulator support communication with SCADA systems?

A: Yes. Depending on configuration, it supports Ethernet, Modbus TCP, Modbus RTU, IEC 61850, and other industrial communication protocols.

Q5: Can UNITROL1000-15 be used for parallel generator operation?

A: Yes. The system supports load sharing and generator synchronization functions.

Q6: Which industries commonly use UNITROL1000-15?

A: Power generation, marine, utilities, manufacturing, renewable energy, mining, and oil & gas industries.

Q7: Is the UNITROL1000-15 suitable for retrofit projects?

A: Yes. It is frequently used for generator excitation system upgrades and modernization projects.

Do you provide global shipping services?

Yes. We have local distribution centers on all continents, which can quickly transport parts to any corner of the world.

2. What payment methods and currencies do you accept?

To make your purchasing process as simple as possible, we offer multiple payment methods including bank transfer, check, and PayPal. Meanwhile, we also accept most mainstream credit and debit cards, such as Visa, Mastercard, and American Express. We can accept payments in most major currencies worldwide, but we recommend using US dollars (USD), British pounds (GBP), or euros (EUR) as a priority. Payments in other currencies may incur additional fees. All transactions are securely processed by HSBC Bank and HSBC Merchant Services.

How many parts do you currently have in stock?

We have a vast inventory of thousands of new, refurbished, and outdated automation components, including products from well-known manufacturers such as ABB and Schneider. If you cannot find the required parts, please do not worry. We work closely with a global network of professional suppliers to provide you with tailored quotes even if the part is not listed on our website.

Who can I contact if I encounter any problems?

Our experienced customer service team will handle any issues after you place your order.