AVR R220 Automatic Voltage Regulator for Diesel Generator

(1 customer review)


Availability: 19 in stock

Substitute for Leroy Somer AVR R220
Now in stock for Original purchase

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The AVR R220 Automatic Voltage Regulators R220 is an analog AVR with power controled by transistors. It is designed for small alternators with a SHUNT excitation.


Standard: for LSA 40 alternators
Adapted to the SHUNT and AREP excitation systerm
Main Characteristics
Voltage regulation : +/-0.5% at steady and constant speed
Response time 500ms
Nominal excitation current : 3A
Maximum excitation current 7A for 10 sec
Alimentation and detection 85 to 139 V (50/60 HZ )
Protection : Fuses Emeded resin

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1 review for AVR R220 Automatic Voltage Regulator for Diesel Generator

    March 18, 2023
    AVR R220 generator set gives me the comfort of not having to worry about damage to my assets in the event of a power outage or grid failure.
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