This product can stabilize the output voltage of the brushless generator by adjusting the excitation current of the generator, and can establish the voltage slowly. It is suitable for generator sets above 120KW. _x000D_ _x000D_ Features: _x000D_ Automatic Voltage Regulator forms part of the excitation system for a brushless generator. _x000D_ The AVR realizes the automatic adjustment of the generator output voltage by controlling the excitation current of the generator. _x000D_ The voltage regulator uses flame retardant and high temperature resistant components to guarantee safety use. _x000D_ Built-in low frequency protection functions. _x000D_ Stable performance, long service life. _x000D_ _x000D_ _x000D_ Specification: _x000D_ Model: GAVR-15B _x000D_ Input power: R, N = 170V~265VAC 50/60Hz _x000D_ Detection power supply: R, L = 170V~265VAC; R, H=380V~440VAC 50/60Hz _x000D_ Maximum output: 15A 90VDC (at 240VAC input power) _x000D_ Voltage regulation rate: 0.5% _x000D_ Generator magnetic field resistance: Min. 9 _x000D_ External potentiometer: 1k, 1/2W 8% _x000D_ Low frequency protection: If 60Hz generator is lower than 55Hz or 50Hz generator is lower than 45Hz, the regulator will be turned off immediately _x000D_ Operating temperature: -40~60 _x000D_ _x000D_ Package list: _x000D_ 1 x Automatic Voltage Regulator