Leroy Somer AVR R230 Automatic Voltage Regulator (Replacement)

We provide good quality replacement model for Leroy Somer AVR R230 with very reasonable price!

R230, R250, R438, R448, R449, R450

The Brands mentioned here are for reference purpose only, our parts can exactly replace the original ones.

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²  One year Quality Warranty;

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The alternator with Shunt excitation is self- excited with an Leroy Somer R230 voltage regulator.

The regulator monitors the exciter excitation current as a function of the alternator output voltage. Very simple in design, the alternator with shunt excitation has no sustaining short-circuit capacity.

R230 A.V.R. Characteristics

- Voltage regulation: around ± 0.5%.

- Voltage provide/sensing range 85 to 139 V (50/60 Hz)

- Rapid response time (500 ms) for a transient voltage variation amplitude of ± 20%

- Voltage setting

P1 - Stability setting

P2 - Power provide protected by 8 A fuse, slow blow action (tolerates 10 A for 10 s)

ST3- Frequency: 50 Hz with jumper - 60 Hz without ST3 jumper

P3 - Factory-set underspeed protection

2.2 - R230 AVR option

Potentiometer for remote voltage adjustment, 1000 Ω / 0.5 W min: adjustment range ± 5%.

- Remove the ST4 jumper.