The AVR R450 Automatic Voltage Regulator is a high‑precision voltage control module designed to stabilize generator output and protect electrical equipment from voltage fluctuations. Used in diesel and petrol generator sets, especially with Leroy Somer and compatible alternators, the R450 ensures consistent power delivery under varying loads — making it essential for reliable performance in industrial, commercial and residential power systems.
Where It Is Used
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Diesel generator sets with Leroy Somer alternators
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Industrial power generators and standby systems
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Alternators with AREP, PMG or shunt excitation
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Power systems requiring stable voltage for sensitive electronics
Key Functions & Features
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Automatic voltage regulation to maintain stable output energy and protect connected equipment.
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Compatibility with single‑phase or three‑phase sensing (selectable).
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Supports AREP, PMG and shunt excitation systems for flexibility across genset types.
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High voltage regulation accuracy (~±0.5%) for consistent power quality.
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Built‑in load acceptance modules improve voltage response during sudden load changes.
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Designed to work in harsh conditions with vibration tolerance and rugged construction.
Buy the dependable AVR R450 at Rixing Company Limited — voltage regulation you can trust for your generator’s performance.
