Introduction to ABB PFCA401SF 3BSE024387R4
The ABB PFCA401SF (order number: 3BSE024387R4) is a high-precision excitation control module, serving as the “core regulator” in generator excitation systems and medium-voltage motor control applications. As a key component of ABB’s AC 800M DCS and Symphony Plus platform, it specializes in real-time monitoring and precise regulation of excitation current, ensuring the proportional relationship between current and magnetic flux to maintain stable equipment operation. This module excels in integrating with generator excitation systems, converting control signals into adjustable excitation current to optimize power generation efficiency and grid stability. Widely applied in power plants (steam turbine generators), petrochemicals (large compressors), and metallurgy (blast furnace blowers), its robust design with galvanic isolation effectively resists electromagnetic interference in high-voltage environments. The modular structure supports hot-swapping, and the built-in diagnostic function simplifies fault troubleshooting, significantly enhancing the reliability of critical power systems.
3BSE024387R4 Key Technical Specifications
-
Device Type: Generator excitation control & current regulation module
-
Control Function: Excitation current closed-loop control; supports flux linkage control based on Φ=B*S principle
-
Input Signal: 4-20mA analog input (excitation current feedback); 0-10V DC control signal
-
Output Signal: 0-5A DC excitation current output; 4-20mA status feedback signal
-
Control Precision: ±0.1% full scale for excitation current regulation
-
Communication Interface: RS485 (Modbus RTU), Ethernet; supports PROFINET for real-time data transmission
-
Power Supply: 24V DC (nominal); input range 18-32V DC; power consumption ≤5W
-
Operating Environment: Temperature -20°C to +60°C; humidity 5-95% (non-condensing)
-
Isolation Performance: 2.5kVrms galvanic isolation between input-output; 1kVrms between power and signal
-
Physical Specifications: 140mm × 100mm × 35mm; weight 0.4kg; DIN rail TS35/7.5 mounting
-
Protection Features: Overcurrent, overvoltage, and overheating protection; short-circuit fault self-recovery
-
Certifications: CE, UL, IEC 61850 compliant; RoHS certified for environmental protection
Recommended ABB Related Models
-
ABB PFCA402SF 3BSE024388R4: Dual-channel excitation control module, ideal for twin-generator systems in power plants
-
ABB PFCA403SF 3BSE024389R4: High-voltage variant (up to 10kV system compatibility), suitable for large hydropower generators
-
ABB PM866 3BSE050200R1: AC 800M CPU controller, coordinates with PFCA401SF for integrated power plant DCS
-
ABB CI854A 3BSE022469R1: PROFIBUS communication module, transmits PFCA401SF’s excitation data to upper-level control system
-
ABB TP854 3BSE025349R1: 7-inch HMI, visualizes PFCA401SF’s current, voltage, and flux status for on-site debugging
-
ABB AI810 3BSE032456R1: 8-channel analog input module, collects auxiliary sensor data for PFCA401SF-based systems
-
ABB DO810 3BSE032452R1: 16-channel digital output module, triggers protection actions when PFCA401SF detects faults
-
ABB CI871AK01 3BSE092693R1: High-speed PROFIBUS module, ensures 2ms real-time control of PFCA401SF in generator systems
-
ABB UNS0881a-P.V2 3BHB006338R0002: Static exciter module, works with PFCA401SF for enhanced excitation regulation
-
ABB PCD237A101 3BHE028915R0101: Distributed I/O module, expands monitoring points for PFCA401SF in oilfield generator sets
-
ABB 5SHY3545L0009 3BHB013085R0001: High-power IGCT module, paired with PFCA401SF for medium-voltage motor excitation
-
ABB AC800M 3BSE018105R1: Redundant power supply module, ensures stable power input for PFCA401SF
-
ABB CP675 3BSE050158R1: 15-inch high-resolution HMI, monitors multi-module PFCA401SF systems in control rooms
-
ABB REF620: Digital relay protector, collaborates with PFCA401SF to safeguard generator systems View more …..
There are no reviews yet.