AVR R250 Auto Voltage Regulator Leroy Somer Alternator Voltage Stabilizer

R250 AVR controls the excitation current according to the alternator's output voltage.With a very simple conception, the shunt excitation alternator is auto excited with a R250 andexcitation alternator does not have a short circuit capacity, voltage regulation: around ±0.5%.1.Automatic Voltage Regulator R2502. Suits leroy somer brushless alternator3.Analogic Automatic Voltage Regulator with transistor4.Applications Alternators LSA 42.2, 43.2, 44.2, 46.2, 47.2. Compatible with the SHUNT excitation syste. The R250 is in Compliance with: IEC, VDE, NEMA, BS,  UL508 CE low voltage.  Voltage regulationAround ± 0.5 %Supply range85 to 139 VPotentiometer for voltage setting1000Ω /0.5W min. setting range ±5%Operating at 50 HzThreshold at 48 Hz without LAM forimpactsbetween 30 and 40% of the ratedLoadThreshold at 48 Hz with LAM 13% forimpacts between 40 and 70% of the ratedLoad.Threshold at 48 Hz with LAM 25% for impacts > 70% of the rated loadOperating at 60 HzThreshold at 58 Hz without LAM forimpacts between 30 and 40% of theRated loadThreshold at 58Hz with LAM 13% for impacts 40 and 70% of the rated loadThreshold at 58Hz with LAM 25% for impacts > 70% of the rated loadSpecific operatingThreshold at 57Hz without LAM for speed variations at a steady state > 2 HzThreshold at 65Hz without LAM for speed and tractelec / gearlec (U/F gradient)Special: the factory setting 48Hz 2U/F gradient; a special programme isPossible on request.Threshold at 47.5 Hz without LAM for speed variations at a steady state > 2 Hz  Company ProfileVIGKOO provides diesel generator power spare parts and engineering accessories worldwide, including Cummins,  Perkins, Deutz, Volvo, Doosan and Chinese engine parts, original brand generator Stamford, Leroy-somer, Mecc-alte and other related components, As well as engine spare parts, controller modules, circuit breakers, light towers, external fuel tanks, cables, door locks, antivibration pads, etc., customized ATS systems, parallel control systems, etc.VIGKOO will bring great enthusiasm and unremitting efforts and committed to becoming a top enterprise in international power accessories.Our AdvantagesFAQ1. Why Choose us?Vigkoo has a wide range of cooperative supplier groups. Whether you need to find which power equipment products, Vigkoo can help you quickly enter the Chinese supply system and obtain the latest market products and competitive prices.2. Delivery Time?Spare parts about 3-5 days.Diesel generator set about 30-50 days.3. Manufacturer or Trade Company?We have our own factory for OEM manufacture producing, also trade with all electrical parts.4. Global Warranty?Yes, usually global warranty 1 year / 1000 hours.Provide extended warranty service for 2 years / 2000 hours, 3 years, 5 year ... ...5. Payment terms?L/C,  T/T,  Western Union,  PayPal6. Customized service?Provide customized services according to the customer requirements   /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1