ABB UNS0119A-Z,V1 3BHE030579R0207 AVR Automatic Voltage Regulator

Overview

The UNITROL 1020 UNS0119A-Z,V1 is a high-performance Automatic Voltage Regulator (AVR) for synchronous generators. It ensures precise voltage control and stable generator operation. Additionally, it reacts quickly to load changes to maintain consistent performance. The AVR integrates digital control, optional communication interfaces, and IGBT-based microprocessor technology.

Technical Specifications

• Model: UNITROL 1020 UNS0119A-Z,V1

• Part Number: 3BHE030579R0207

• Function: Automatic Voltage Regulator (AVR)

• Application: Small to medium synchronous generators

• Excitation Type: Brushless excitation system

• Voltage Regulation: High precision, fast response to load changes

• Control Interface: Digital, configurable parameters

• Communication: Optional remote monitoring and diagnostics

• Cooling Method: Natural or forced air cooling

• Mounting Type: Panel-mounted

• Operating Temperature: –10 °C to +55 °C

• Protection Features: Overvoltage, undervoltage, overexcitation, loss of sensing

• Rated Output Current: Up to 10 ADC

• Control Technology: IGBT-based microprocessor control

• Digital Inputs: 8 channels

• Digital Outputs: 8 channels

• Analog Inputs: 2 or 4 channels for load cell signals

• Analog Outputs: 4 channels (voltage or current)

• External Supply: +24 VDC, max 0.5 A

• Communication Interfaces: Ethernet, USB

• Compliance: DNV and UL certified