R449 is an analog AVR It is designed for alternators with a AREP or PMG excitation. R449 controls the excitation current in order to maintain the output voltage of the alternator. R449 is performant in terms of voltage regulation, simple to set, to use and is reliable. It can run without LAM (U/f), or with LAM, selection is done by strap ST5. It is in compliance with I.E.C. 60034-1 standard and U.L. 508 / C.S.A. approved.
Leroy Somer
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Stamford
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Leroy Somer
SKU R450
The R450 AVR is supplied in a casing designed to be mounted on a panel with dampers for LSA 46.3, 47.2, 49.3 and 50.2 alternators with AREP/PMG excitation.