Leroy Somer R450

The Leroy Somer R450 is an analog automatic voltage regulator. It is designed for alternators with a SHUNT, AREP or PMG excitation system. It controls the excitation current in order to maintain the output voltage of the alternator. The Leroy Somer R450 is performant in terms of voltage regulation, simple to set , to use and is reliable. Rotating switch for U/F, LAM, excitation type and voltage sensing are available