The PCD231B101 3BHE025541R0101 Excitation System controller is a product of ABB (ABB Group), a global industrial technology company covering the fields of electrical equipment, automation technology and energy. The following is a detailed description of the excitation system controller:

I. Product overview
Make and Model: ABB, PCD231B101 3BHE025541R0101
Product type: excitation system controller module
Function: It is mainly used in the excitation system of the generator to ensure that the current and voltage generated by the generator are in a stable range
Two, the main function

Excitation regulation: Control the generator excitation current to maintain the stability of the power system.
Voltage regulation: Ensure that the generator output voltage meets the set standard.
System protection: Provides monitoring and protection functions for the power system to cope with abnormal situations.
Communication interface: Allows communication with other systems for remote monitoring and control.
Automatic regulation: Automatically adjust the excitation current according to changes in system load and operating conditions to maintain a constant voltage.

Iii. Technical parameters (summarized according to information from different sources)
Supply voltage: May include a range of 220V or wider (e.g. 10-300V)
Input voltage: 110V
Operating temperature: 52 ° C (may vary by product)
Internal variables: variable (specific variables vary according to application)
Scope of application: Widely used in a variety of industries, such as automobile, machinery, petroleum, metallurgy, etc

Vi. Conclusion
The PCD231B101 3BHE025541R0101 Excitation system controller is a powerful excitation system control module provided by ABB, which is widely used in various power systems and generation equipment. Through reasonable selection and configuration, the generator can be ensured to operate in a stable current and voltage range, and improve the reliability and efficiency of the power system.