AVR R449
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AVR R449 – Automatic Voltage Regulator
The R449 is a high-performance Automatic Voltage Regulator designed for large brushless alternators. It offers precise voltage regulation, strong excitation capabilities, and excellent stability under dynamic load conditions. Equipped with advanced protection features and adjustable parameters, the R449 ensures reliable performance and easy integration in industrial and commercial generator systems.
Key Specifications:
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Voltage Sensing: 190–520V AC (three phase)
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Frequency Range: 15–100 Hz
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Excitation Voltage: Max 110V DC @ 4A continuous (10A for 10s)
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Regulation Accuracy: ±0.5%
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Operating Temperature: –40°C to +70°C
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Build Type: Fully encapsulated, vibration and moisture resistant
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