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Brushless Generator Automatic Voltage Regulators Leroy Somer avr R438
R448 AVR is powered by two auxiliary windings which are self-sufficient of the voltage match circuit, the first winding has a voltage in proportion to that of the alternator(characteristic shunt), the second has a voltage in proportion to the stator current(compound characteristic: booster effect). The power supply voltage is rectified and filtered before being used by the AVR monitoring transisitor.
1.itable for high levels of vibration and harsh environments
2.and overload current:8A-10s
3.ase to phase voltage sensing
4.andard power supply: AREP or PMG
Voltage Regulation | ±0.5% |
Remote voltage adjustment range | ±0.5% |
Short circuit capability | 3 x Irated for 10 seconds |
Standard power supply | AREP or PMG |
Rated overload current | 8 A - 10 s |
Voltage sensing | 5 VA isolated viatransforme |
0-110V terminals | 95 to 140V |
0-220V terminals | 170 to 260V |
0-380V terminals | 340 to 520V |
Voltage regulation | ± 1% |
Current sensing | C.T.2.5VA cl1,secondary 1 A |
Voltage sensing | 95~140 volts (50/60 Hz) |
170~260 volts (50/60 Hz) | |
340~520 volts (50/60 Hz) | |
Fit for | 1000 series generator |
2000 series generator | |
3000 series generator |
Leroy Somer avr | R438 |
Voltage Sensing | terminal 0-110V=95-140V terminal 0-220V =170-260V terminal 0-380V=340-520V |
Frequency | 50-60Hz |
Voltage input | 40-50VAC, 3 phase |
Harmpnic auxiliary winding | 6-150VAC (no-load rms |
output Voltage | max 160VDC at 120VAC input |
Current | max 8A |
Resistance | 15 Ω minimum |
Regulation | :+/-5% RMS with 4% engine governing |
Voltage establish | residual voltage at avr terminal≥ 5AC |
External Voltage Adustament | :+/-10% with 1k ohm 1 watt trimmer |
Payment
We can accept T/T,Western Union,MoneyGram,Escrow. If you prefer other payment method, please contact us.
Part of Factory
Photos below are parts of our factory. If you are interested in our factory, you are very welcomed at any time.
Packing & Delivery
We usually use standard packing. If you have special requirement, please contact us.
We cooperated with many international express company, such as DHL,UPS,TNT,Fedex and EMS. For small orders, we usually delivery package by Air, for big orders, we delivery packages by ship.
Why Choose Us?
More of Our Products for alternator parts except engine parts.
Below is our product list. For more product details,Please feel free to contact me.
CAT-parts-partsegory | Brand | Part No. |
AVR | Universal | GAVR-8A |
Universal | GAVR-12A | |
Universal | GAVR-15A | |
STAMFORD | SX440 | |
STAMFORD | SX460 | |
STAMFORD | MX321 | |
STAMFORD | MX341 | |
STAMFORD | AS440 | |
STAMFORD | AS480 | |
Leroy Somer | R230 | |
Leroy Somer | R250 | |
Leroy Somer | R438 | |
Leroy Somer | R448 | |
Leroy Somer | R449 | |
Marathon | SE350 | |
Siemens | 6GA2 490-0A(1FC4 & 1FC5) | |
Siemens | 6GA2 491-1A(1FC6) | |
Siemens | N-AVC63-7/7F(FC2) | |
Siemens | 6GA2 492-1A(1FC6 & 200KW+) | |
MARELLI & MECCALTE | M40FA640A/A | |
MARELLI & MECCALTE | M16FA655A | |
MARELLI & MECCALTE | SR7 | |
MARELLI & MECCALTE | UVR6 | |
KUTAI | EA05A | |
KUTAI | EA16 | |
Deep Sea Controllers | DSE | DSE5110 |
DSE | DSE5120 | |
DSE | DSE5210 | |
DSE | DSE5220 | |
DSE | DSE701 | |
DSE | DSE702 | |
DSE | DSE703 | |
DSE | DSE704 | |
DSE | DSE710 | |
DSE | DSE720 | |
DSE | DSE501K | |
DSE | DSE520A | |
DSE | DSE5310 | |
DSE | DSE7310 | |
GENERATOR CONTROLLER | Harsen | GU320B |
ComAp | InteliLite NT AMF 20 | |
ComAp | InteliLite NT AMF 25 | |
ComAp | InteliLite NT MRS 10 | |
ComAp | InteliLite NT MRS 16 | |
ComAp | IC-NT MINT | |
ComAp | IC-NT SPtM | |
ComAp | IL-NT S-USB | |
MONICON | GTR-168 | |
MONICON | GTR-80 | |
MONICON | GTR-17 | |
Speed Controls | GAC | ESD2110 |
GAC | ESD5111 | |
GAC | ESD5520E | |
GAC | ESD5522E | |
GAC | ESD5500E | |
GAC | ESD5550E | |
GAC | ESD5570E | |
GAC | ESD5330 | |
GAC | ESD5221 | |
Cummins | 3044195 | |
Cummins | 3062323 | |
Cummins | 3032733 | |
Cummins | 4913988 | |
Cummins | 3044196 | |
Cummins | 3037359 | |
Cummins | 3062322 | |
Cummins | 3098693 | |
Cummins | 4914090 | |
Cummins | 4914091 | |
Cummins | 3036453 | |
Cummins | 3030256 | |
Electronic Speed Switch | ECU | ECU-SS30 |
Actuators | Cummins | 3408324 |
Cummins | 3408326 | |
Cummins | 3408328 | |
GAC | ADC120-12/24V | |
GAC | ADC225-12/24V | |
GAC | ACD175-12/24V | |
GAC | ADC100-12/24V | |
Gauges/Merter | DATCON | 3015235 |
DATCON | 3031734 | |
DATCON | 3015233 | |
DATCON | 3015232 | |
DATCON | 3015234 | |
DATCON | 3035766 | |
DATCON | 3049555-20 | |
BC | SYC6716 | |
BC | BC6714 | |
Wiring/Lead | Cummins Parts | 3165263 |
Cummins Parts | 3165291 | |
Cummins Parts | 3165337 | |
Cummins Parts | 3165395 | |
Cummins Parts | 3165628 | |
Cummins Parts | 3165629 | |
Cummins Parts | 3165329 | |
Cummins Parts | 3063683 | |
Cummins Parts | 3056356 | |
Cummins Accessories | Cummins | 4089980 |
Cummins Accessories | Cummins | 4089540 |
Circuit Breaker | Cummins | 3034953 |
Fan Belt | Cummins | 17870820 |
Load Sharing Modules | GAC | SYC6714 Synchronizer |
GAC | LSM672N | |
GAC | LSM100 | |
Engine Interface Modele(modules) | GAC | EAM122 |
Engine Interface Modele(modules) | Vilson | 630-464(917-422) |
Engine Interface Modele(modules) | Vilson | 630-465(917-423)630-088 |
Engine Interface Modele(modules) | Vilson | 630-466(917-530)630-089 |
Engine Interface Modele(modules) | Vilson | 630-089 |
Battery Charger | JC | 86F033A |
Sensors | JC | M16*1.5-80mm |
JC | M16*1-80mm | |
Cummins | 3655944-50mm | |
Cummins | 3655944-100mm | |
Cummins | 3034572 | |
GAC | MSP676 | |
JC | M18*1.5-60mm | |
DATCON | 3015237 | |
Cummins | 3015238 | |
VDO | NPT3/8" | |
VDO | NPT1/2" | |
VDO | M16x1.5 | |
VDO | NPT1/8" 0-10BAR | |
Filter | Cummins | 3315843 |
Big Board | Cummins | 3030256 |
Cummins | 3053065 | |
Solenoid Valve | Cummins | 3018453 |
Solenoid Valve Winding | Cummins | 3054610 |
Air Resistance IndiCAT-parts-partsor | Cummins | 178957 |
Trimming Potentiometer | Cummins | 3015105 |
Switch | Cummins | 113527 |
Cummins | 104215 | |
Cummins | 3035150 | |
Cummins | 102057 | |
Cummins | 3408607 | |
Cummins | 3056344 | |
Cummins | 3056353 | |
Cummins | 3408627 | |
Cummins | 3050692 | |
VDO | 310-CU | |
VDO | VDO | |
VDO | VDO | |
Rectifier | Leroy Somer | 330-25777 |
STAMFORD | RSK1001 | |
RSK2001 | ||
RSK5001 | ||
RSK6001 |
Contact Person: Mr. Song
Tel: 86-137367899
Fax: 86-755-7287468
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