Home/ABB/ABB UNITROL1010 3BHE035301R0004 Digital excitation regulator
ABB UNITROL1010 3BHE035301R0004 Digital excitation regulator
ABB UNITROL1010 3BHE035301R0004 is a compact digital excitation regulator designed for small and medium-sized synchronous generators, belonging to the UNITROL 1000 series. It maintains stable output voltage of generators through functions such as Automatic Voltage Regulation (AVR) and Field Current Regulation (FCR). It can directly control exciters or drive main exciters via power amplifiers, suitable for standalone and grid-connected operation, supporting multiple communication protocols for remote monitoring and integration.
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ABB UNITROL1010 3BHE035301R0004 Digital excitation regulator
Specific Parameters
- Input voltage: 85-265V AC, frequency 50/60Hz
- Output current: 5A continuous, 8A peak
- Output voltage: Maximum 300V DC
- Operating temperature range: -40°C to +70°C
- Storage temperature range: -40°C to +85°C
- Relative humidity: 5%-95% (non-condensing)
- Protection class: IP20 (must be installed in control cabinet)
- Dimensions: 145mm×100mm×60mm
- Weight: 0.8kg
- Communication interface: RS485 (supports Modbus RTU)
- Regulation accuracy: ±0.25% of rated voltage
- Response time: ≤100ms (step response)
- Protection functions: Overvoltage protection, undervoltage protection, overcurrent protection, loss of excitation protection
Product Performance
- High-precision regulation: Automatic voltage regulation accuracy of ±0.25% ensures stable generator output voltage and reduces grid fluctuation impact.
- Wide range adaptation: -40°C to +70°C operating temperature range adapts to extreme environments, meeting needs of different regions and industrial scenarios.
- Fast response capability: ≤100ms step response time quickly handles load changes, maintaining system dynamic stability.
- Multiple protection mechanisms: Integrates overvoltage, undervoltage, overcurrent and other protection functions to prevent equipment damage from abnormal conditions and improve operational safety.
- Flexible communication integration: Supports Modbus RTU protocol, enabling seamless connection with monitoring systems for remote parameter setting and status monitoring.
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