ABB UNITROL 1020

• Product Name: ABB UNITROL 1020 Automatic Voltage Regulator (AVR)
• Manufacturer: ABB
• Function: This is an automatic voltage regulator (AVR) designed for synchronous machines.

Product Description:

• The ABB UNITROL 1020 is an AVR used for the excitation of synchronous motors and generators.
• It is designed for synchronous machines up to 80 MVA.
• It can also function as a reactive power regulator, power factor regulator, or excitation current regulator.
• It is a digital design.
• 
• It has 3-phase sensing capability.
• It is compatible with PMG or auxiliary winding power sources.

Key Features and Specifications:

Based on the search results, here are some key aspects:

• Automatic Voltage Regulation (AVR).
• Digital design.
• 3-phase sensing capability.
• 20A output.
• Compatible with PMG or auxiliary winding power sources.
• Used for synchronous machines up to 80 MVA.
• Can also function as a reactive power regulator, power factor regulator, or excitation current regulator.
• From information found, there are various versions of this product, with different part numbers.
• To obtain precise and detailed specifications, it is recommended to consult the official ABB documentation.