Basler BE2000E Digital Automatic Voltage Regulator

The Basler BE2000E is a compact digital automatic voltage regulator (AVR) designed for brushless synchronous generators. This regulator provides precise voltage control, fast transient response, and reliable protection for small to medium-sized generator sets in standby, prime power, and mobile applications. The BE2000E is a cost-effective, easy-to-install solution for maintaining stable generator output voltage under varying load conditions.

The regulator features a microcontroller-based design with advanced PID control, ensuring accurate regulation and fast correction of voltage deviations. It includes over-excitation and V/Hz protection to safeguard the generator and connected loads. The BE2000E offers simple adjustments via potentiometers for voltage setpoint, stability, and droop, along with LED status indicators for easy monitoring.

Technical Specifications

• Model: BE2000E

• Control mode: AVR (automatic voltage regulation)

• Voltage sensing: 120/240 V AC (single-phase)

• Field output: Up to 5 A continuous

• Regulation accuracy: ±0.5% of setpoint

• Protection: Over-excitation, V/Hz, loss of sensing

• Adjustments: Voltage, stability, droop (for parallel operation)

• Power supply: Self-excited from generator sensing

• LED indicators: Power ON, excitation ON, fault

• Operating temperature: -40°C to +70°C

• Dimensions: 150 x 120 x 60 mm

• Certifications: CE, UL, RoHS

Functional Features

• Precise voltage regulation: Maintains output voltage within ±0.5% of setpoint.

• Fast transient response: Quickly compensates for load changes to maintain stable voltage.

• Protection: Over-excitation and V/Hz limiting protect the generator and loads.

• Droop adjustment: Enables reactive power sharing in parallel operation.

• Simple installation: Screw terminals and straightforward wiring.

Typical Applications

• Small diesel and gas gensets: Standby and prime power for commercial and residential use.

• Portable generators: Mobile power for construction and events.

• Marine generators: Compact and reliable voltage regulation for shipboard systems.

• Agricultural generators: Power for irrigation and farm equipment.

Installation and Configuration

Mount the BE2000E in the generator control panel. Connect the voltage sensing wires to the generator output, the excitation leads to the exciter field, and the power supply (if separate). Adjust the voltage setpoint, stability, and droop controls using the front-panel potentiometers. The LED indicators provide immediate status feedback.

Compliance

Complies with EMC standards, IEEE 421.5, CE and UL approved, RoHS compliant.

Conclusion

The Basler BE2000E provides reliable, precise voltage regulation for small to medium brushless generators, offering essential AVR functionality and protection in a compact, user-friendly package.