UAD155A0111 (spare part number 3BHE029110R0111) * * is a generator excitation system controller module based on the AC 800PEC platform under ABB. It is widely used in industrial scenarios such as power and metallurgy, and its core is to achieve precise control and protection of the excitation system.

Core parameters

Model: UAD155A0111

Spare part number: 3BHE029110R0111

Manufacturer: ABB

Product Category: Generator Excitation System Controller Module

Core platform: AC 800PEC and compatible platform

Core functions: Automatic Voltage Regulation (AVR), Excitation Current Control, Power System Stabilizer (PSS)

Communication protocol: Supports IEC 61850, Modbus, Profibus, etc

Working power supply: 24V DC (typical value)

Origin: Finland

Main functions and features

Excitation control: automatic voltage regulation, excitation current closed-loop control, power system stabilizer (PSS) function to ensure stable generator output.

Protection mechanism: Integrated multiple protections such as overcurrent, overvoltage, undervoltage, and overheating, effectively avoiding the risk of electrical faults.

Communication capability: Compatible with multiple industrial communication protocols, seamlessly integrated with ABB DCS and PLC systems (such as 800xA), enabling data exchange and remote monitoring.

High reliability: Adopting industrial grade design, it has strong anti-interference ability, adapts to harsh industrial environments, and ensures long-term stable operation.

Application scenarios

Power industry: excitation system control for thermal power, hydropower, and gas turbine generators to optimize power generation efficiency and grid stability.

Industrial fields: metallurgy, chemical industry, large-scale motor drive and other scenarios that require precise excitation control to ensure continuous and reliable operation of equipment.

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