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AVR R250 Automatic Voltage Regulator for Leroysomer Alternator

Basic Info

Model No.:  R250

Product Description

Model NO.: R250 Specification: CE, SGS, SONCAP, ETC HS Code: 8502120000 Trademark: Leroysomer Origin: China
Leroy Somer AVR R250 Automatic Voltage Regulator (Replacement)
 
We provide good quality replacement model for Leroy Somer AVR R250 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.
 
We not only provide products, but also special services:
²  One year Quality Warranty completely free( You even do not need to pay for freight charge);
²  Customer appointed Express Delivery: DHL/ UPS/ TNT/ FEDEX/ EMS/ SF/ ARMEX and etc.;
²  Customer appointed shipping value: saving customs taxes when making customs clearance;
²  On-line Service: Skype / Yahoo Messenger / WhatsApp / Wechat;
²  Other services: multitudinous customized services.
 
R250 A.V.R. FOR SHUNT ALTERNATORS
 
Description
Leroy Somer R250 is an analog A.V.R. with numerical regulation function (micro-controler) and power controled by transistors.
It is designed for small alternators with a SHUNT excitation.
R250 Leroy Somer AVR controls the excitation current in order to maintain the output voltage of the alternator.
R250 AVR is performant in terms of voltage regulation, simple to set , to use and is reliable.
It is in compliance with I.E.C. 60034-1 standard and U.L. 508 / C.S.A. approved.
Operation mode : Standalone
 
Main feature and characteristics
- Voltage regulation : ± 0.5 %.
- U/F function.
- LAM function.
- Quick response : 500 ms.
- Nominal excitation current : 5A
- Maximum excitation current : 7A during 10 s.
- Provide range / voltage detection : 85 to 139 V (50/60Hz).
- Protection : fuse 8A.
 
Operation conditions
- Operating temperature range : - 40° C à + 65° C.
- Storage temperature range : - 55° C à + 85° C.
- Hygrometry : 98%.
- Maximum choc : 9 g on 3 axis.
- Vibrations : less than 10 Hz , 2 mm peak magnitude.
From 10 Hz to 100 Hz : 100 mm/s, below 100 Hz : 8g.
 
Connexion and setting
Settings are done through the A.V.R.
- Potentiometer P1 : voltage setting.
- Potentiometer P2 : stability setting.
- Strap ST3 : frequency selection.
- Jumper : frequency, U/F function, LAM function
- Potentiometer ST4 : remote voltage setting.

Contact us if you need more details on AVR. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Regulator、Automatic Voltage Regulator. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Control System > Other