This universal brushless automatic voltage regulator (AVR) module is designed for generator applications. It provides precise voltage regulation with less than ±0.5% deviation, supports 220/400VAC programmable input, and includes under frequency protection, soft start voltage ramping, and EMI suppression. Built with a rugged compact design and a high-capacity 15A fuse, this AVR module ensures reliable performance. <br><br>Specifications: <br>- Sensing Input: 220/400VAC, 1 phase 2 wire <br>- Power Input: 180~240VAC, 1 phase 2 wire <br>- Output: Max 90V DC at 240VAC input <br>- Continuous Current: 6A <br>- Intermittent Current: 12A for 10 secs <br>- Resistance: 10 to 100 ohms <br>- Voltage Regulation: <±0.5% (with 4% engine governing) <br>- Voltage Build-up: residual voltage at AVR terminal > 5VAC <br>- Soft Start Ramp Time: 3 seconds <br>- External Voltage Adjustment: ±7% with 1k ohm 1 watt trimmer <br>- Power Dissipation: 8 watts max <br>- Thermal Drift: 0.05% per °C change in AVR ambient <br>- Under Frequency: 60Hz system preset knee at 57Hz, 50Hz system preset knee at 47Hz <br>- Operating Temperature: -40°C to 65°C <br>- Storage Temperature: -40°C to 85°C <br>- Relative Humidity: <95% <br><br>Package includes: <br>10 x GAVR-20A Automatic Voltage Regulator <br>10 x Instructions <br><br>Note: Only the above package content is included. Color may vary slightly due to lighting and display differences. Allow measurement error of +/- 1-3 cm.