Field Exciter Unit | ABB DCF803‑0035 for Synchronous Machines
Manufacturer: ABB
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Part Number: DCF803-0035
Condition：New with Original Package
Product Type: Field Exciter Unit
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
ABB DCF803‑0035 Drive Module – Field Exciter Unit
Product Overview
The ABB DCF803‑0035 is a high-performance field exciter module designed to supply and regulate excitation current for synchronous machines. It is part of ABB’s DCF803 series and integrates seamlessly with DC drive systems such as DCS800, DCS550, and DCS400.
Engineered for industrial environments, this unit ensures stable excitation during grid changes, load fluctuations, and reactive power adjustments. Moreover, its robust design guarantees reliable operation in harsh conditions.
Technical Specifications
| Attribute | Specification |
|---|---|
| Model | DCF803‑0035 |
| Type | Field Exciter Unit |
| Input Voltage | 3 × 500 V AC (three-phase) |
| Input Voltage Range | Typically 380–480 V AC |
| Output Current | 35 A excitation current |
| Control Accuracy | ±0.5% excitation current regulation |
| Operating Temperature | –20 °C to +60 °C |
| Communication Interfaces | RS485, CAN bus (optional) |
| Dimensions (L × W × H) | 320 × 173 × 105 mm |
| Weight | 5 kg |
| Application Areas | Power plants, substations, steel mills, petrochemical plants, ships, rail systems |
FAQ
Q1: What is the output current of the DCF803‑0035?
A1: It provides a regulated 35 A excitation current for synchronous machines.
Q2: Can it communicate with remote systems?
A2: Yes, optional RS485 and CAN bus interfaces enable remote monitoring and control.
Q3: What is the operating temperature range?
A3: It operates reliably from –20 °C to +60 °C in industrial environments.
Q4: Which DC drive systems is it compatible with?
A4: It integrates with ABB DCS800, DCS550, and DCS400 drive systems.
Q5: Is the module suitable for harsh industrial environments?
A5: Yes, it features robust protection and wide voltage tolerance for demanding applications.