Automatic Voltage Regulator for Generators, Universal AVR Module with GAVR-8A Compatibility

1. Regulation: ±1% 2. Input Voltage: 110/220/400 VAC, single-phase, 2-wire 3. Rugged, compact design with under-frequency protection 4. Soft-start voltage ramping 5. EMI suppression; built-in high-capacity 8A fuse Input Voltage Range: 100–260 VAC, single-phase, 2-wire Output Voltage: Up to 90 VDC (at 240 VAC input) Output Current: Continuous 3.7 A; Intermittent 5 A for 10 seconds Load Resistance: Minimum 15 Ω, maximum 100 Ω Voltage Regulation: ±1.0% RMS (with 4% engine speed governing) Voltage Build-up: Residual voltage at AVR terminals >5 VAC Thermal Drift: 0.03% per °C change in ambient temperature Soft-Start Ramp Time: 2 seconds External Voltage Adjustment: ±7% using a 1 kΩ, 1 W trimmer potentiometer Under-Frequency Protection: - Set point: 95% of nominal frequency - Slope: 100–300% down to 30 Hz - Maximum recovery rate: 20% voltage per second Power Dissipation: Maximum 8 W Under-Frequency Protection Settings: - For 60 Hz systems: knee point preset at 55 Hz - For 50 Hz systems: knee point preset at 45 Hz Operating Temperature: –40°C to +60°C Storage Temperature: –40°C to +85°C Relative Humidity: <95% (non-condensing) Housing Material: Plastic Color: Black Package Includes: 1 × GAVR-8A Automatic Voltage Regulator Note: Color may vary slightly due to lighting and display settings. Dimensional tolerance: ±1–3 cm.