Overview
Specification
| Parameter | Specification |
|---|---|
| Manufacturer | Basler Electric |
| Model | DECS-400 |
| Product Type | Digital Excitation Control System |
| Voltage Regulation Accuracy | ±0.10% of nominal |
| Excitation Current Output | Up to 32 A continuous, 64 A for 10 seconds |
| Excitation Voltage Output | Up to 200 VDC |
| Control Modes | Automatic Voltage Regulation (AVR), Power Factor, Reactive Power, Manual |
| Input Power Supply | 85–264 VAC or 100–125 VDC |
| Voltage Sensing Range | 63.5 to 480 VAC |
| Frequency Range | 45–70 Hz |
| Communication Interfaces | Ethernet, RS-485, Modbus TCP/RTU |
| Display | 4.3-inch color LCD with keypad |
| Protection Functions | Overexcitation, Underexcitation, Field Overcurrent, Loss of Field, Undervoltage |
| Setpoint Adjustments | Via local display, remote analog input, or communication port |
| Control Algorithms | PID + feed-forward regulation |
| Cooling Method | Natural convection |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -55°C to +85°C |
| Mounting | Panel-mounted, rack or enclosure integration |
| Dimensions (Approx.) | 279 mm × 178 mm × 114 mm |
| Weight | 3.1 kg |
| Compliance | UL, CSA, CE certified |
FAQ
The DECS-400 provides higher processing power, expanded I/O capacity, and Ethernet communication, ideal for complex power systems.
Q2: Can it be integrated into both brushless and static excitation systems?
Yes. The DECS-400 is designed to operate with either excitation type through configurable modes.
Q3: Does the DECS-400 support redundant configurations?
Absolutely. It supports dual redundant setups to ensure continuous voltage regulation in critical operations.
Q4: How can users configure the controller?
Configuration and monitoring are performed via Basler’s BESTCOMSPlus® software or front-panel controls.
Q5: What protection features are built in?
It includes protection against overexcitation, underexcitation, loss of field, and overcurrent to safeguard the generator and regulator.
Manual/Datasheet PDF
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