منظم لمولد الكهرباء R250
Main Description
R250 AVR Auto Voltage Regulator Brushless Diesel Generation System Set Accessories
Features:
1. Stop fluctuation of voltage, automatically maintaining generator output terminal voltage at a set value.
2. Prevent generator from suffering damages of voltage fluctuation or over load.
3. Suitable for high levels of vibrations and harsh environments.
4. Supply protected with an 8A fuse, slow action (supports10A for 10s).
5. For the connection of a remote voltage trimmer, allowing the user control the generator’s output finely.
Specification:
Condition:100% Brand New
Material: Plastic
Color: As picture shown
Weight: Approx. 330g
Input Power: Voltage 120 (90-140) VAC Single Phase
Magnetic Field Output: Voltage 120VAC
Input: Max. 100VDC
Current: Continuous 8A, Discontinuous Max. 10A in 10s
Voltage Regulation: <±1% RMS (The variation of engine speed is within 4%)
Description:
Leroy Somer Generator AVR R250 is an analog AVR 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 of Leroy Somer AVR R250 Voltage Regulator
- 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 of Leroy Somer R250 Voltage Regulator
- 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 for Leroy Somer R250 Generator AVR
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.
Package List:
1 * Voltage Regulator
The manufacturer's name and model number are for reference only and are not products manufactured by the manufacturer.
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 and excitation alternator does not have a short circuit capacity, voltage regulation: around ±0.5%.
Power Input Voltage:120(90-140)VAC,1 phase 2 wire
Magnetic Field Output Voltage:max 100VDC at 120 VAC Input
Magnetic Field Output Current:continuous 8A intermittent 10A within 10 seconds
Pressure Regulating Accuracy <+/-1% RMS with 4% engine governing
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