Features Reliable Generator Part: This Automatic Voltage Regulator is designed for 50Hz/60Hz self-excited AC brushl generators, ensuring optimal performance in your excitation system Enhanced Performance: Equipped with high-quality capacitance, this regulator offers excellent parameter consistency and stability, resulting in precise voltage control Versatile Protection Features: Includes overexcitation and low frequency protection along with an LED indicator for low frequency status, enhancing safety and functionality Advanced SMT Installation: Featuring surface mount technology, this regulator minimizes electromagnetic interference, providing high reliability for your generator system Space-Saving Design: Its compact size allows for easy installation without occupying much space, ensuring it fits seamlessly into your generator setup Features: 1、GENERATOR PART: Automatic voltage regulator, applicable to 50Hz/60Hz self excited AC brushl generator, is a part of its excitation system. 2、GOOD PERFORMANCE: The regulator adopts excellent capacitance, with good parameter consistency, high resistance accuracy, small drift and good stability. 3、MULTIPLE FUNCTIONS: With parallel function, overexcitation protection, low frequency protection and LED indicating low frequency status function. 4、SMT INSTALLATION: The voltage regulator adopts mounting technology to reduce electromagnetic interference and ensure high reliability. 5、COMPACT SIZE: The generator voltage regulator has compact size, easy to install and takes up little space, will not affect the of the generator. Specification: Item Type: Voltage Regulator Board Model: KRS440B Test Input Voltage: 170-264V AC, 352-528V AC Power Input Voltage: 100-264V AC Output Voltage: When the input voltage is AC 220V, the maximum output voltage can reach 82V Current: Continuous output is 4A, 7.5A instantaneous current is allowed for 10s Low Frequency Protection Set Protection Point: 92%-94% Steady State Voltage Regulation Rate of Rated Frequency: ± 1% (within the range of 4% engine speed variation) Excitation Voltage AVR Input Terminal: 4VAC Overexcitation Protection: 65V DC (factory preset value) Fixed Time Delay: 10-15 seconds Features: Applicable to 50Hz/60Hz self excitation AC brushl generator, which is a part of its excitation system; Use mounting technology; Parallel function; Low frequency protection (UFRO) and LED indicating low frequency status function; With overexcitation protection function Package List: 1 x Voltage Regulator Board 2 x Accessories Package List 1 x Voltage Regulator Board 2 x Accessories