ABB 3BHE025541R0101 PCD231B101 is an excitation controller commonly used in the excitation system of generators in the power industry. The following are details about the common parameters and features of this controller model:
Basic parameter
Model: PCD231B101
Product code: 3BHE025541R0101
Features:
Provides stable generator excitation control.
Supports multiple operating modes (such as automatic voltage regulation, power factor control, reactive power control, etc.).
Excitation systems for synchronous generators.
Design standards: comply with the International Electrotechnical Commission (IEC) and related power industry standards.
Electrical parameter
Input voltage: Multiple input voltage levels are supported, usually 24V DC or 48V DC.
Control range: Precise control of excitation current and generator voltage.
Power capacity: Support small to large generator excitation system, the specific power capacity depends on the actual system configuration.
Communication and interface
Supports a variety of communication protocols, such as:
Modbus RTU
IEC 61850 (optional)
Multiple interfaces are available: RS-485, Ethernet interface (depending on configuration).
Functional characteristics
High reliability:
Designed for harsh industrial environments with high anti-interference capability.
Supports redundant configuration to improve system reliability.
Protection function:
Over-voltage and under-voltage protection.
Overexcitation and underexcitation protection.
Current and voltage limit protection.
Fast dynamic response:
Fast response to load changes to maintain system stability.
Programmability: allows users to customize parameters and control logic through software tools.
Physical characteristics
Size and weight: small size, easy to install, the specific size need to consult the product technical manual.
Installation mode: Support standard rack installation or wall-mounted installation.
Cooling method: Usually natural cooling or fan cooling.
Application field
Thermal power plants, hydroelectric power plants, wind power plants and other types of power generation equipment.
Voltage regulation and stability control of industrial power grids.