ABB UNITROL1020 UNS0119A-Z,V1 3BHE030579R0207 AVR Automatic Voltage Regulator

Description

The ABB UNITROL1020 UNS0119A-Z,V1 (3BHE030579R0001) is a digital automatic voltage regulator (AVR) designed for brushless excitation systems. It ensures stable voltage control for synchronous generators under dynamic load conditions.

Specifications

• Model: UNS0119A-Z,V1
• Part Number: 3BHE030579R0001
• System Type: UNITROL 1020 AVR
• Rated Voltage: 690 V
• Rated Current: 500 A
• Protection Class: IP40
• Dimensions: 482.6 mm × 221 mm × 340 mm
• Weight: Approx. 12 kg

Features

• Multi-Mode Regulation: Supports AVR, PFR (Power Factor Regulation), MVAR (Reactive Power Regulation), and FCR (Field Current Regulation).
• Digital Control: Full digital static excitation with microprocessor-based regulation for fast response and precision.
• Integrated Protection: Includes OEL (Over Excitation Limit), UEL (Under Excitation Limit), rotor/stator current limits, V/Hz protection, and voltage loss detection.
• Communication Interfaces: Ethernet and USB ports for remote diagnostics, firmware updates, and system integration.
• Event Logging: Built-in data recording for operational analysis and fault tracing.
• System Compatibility: Designed for medium-sized synchronous generators in hydro, thermal, diesel, and industrial applications.
• Global Certification: Complies with DNV and UL standards for marine and industrial use.