Model No.︰AS480
Brand Name︰GRAIGAR
Country of Origin︰China
Unit Price︰US $ 50 / pc
Minimum Order︰3 pc
STAMFORD AVR AS480
Specifications
1.Quality guaranteed
2.factory direct sales
3.brushless.
4.Good quality & price
Stamford AVR AS480:
1.AS480 description:
AS480 is a half wave phase controlled AVR which forms part of the excitation structure of the brushless generator.
2.AS480 Characteristics
|
Technical specification |
|
|
Sensing and power input |
|
|
voltage |
100-264 Vac 1 phase |
|
frequency |
50-60 Hz nominal |
|
output |
|
|
voltage |
82 V d.c. @ 200 V a.c. |
|
45 V d.c. @ 110 V a.c. |
|
|
Current |
Continuous 5 A dc. transient 7.5A for 10 secs. |
|
resistance |
15 ohms min |
|
regulation |
+/- 1.0% |
|
Thermal drift |
0.03% per deg. C change in AVR ambient |
|
Typical system response |
|
|
AVR response |
20 ms |
|
Filed current to 90% |
80 ms |
|
Machine volts to 97% |
300ms |
|
External voltage adjustment |
+/- 10% with 1 k ohm 1 watt trimmer |
|
Under frequency protection |
|
|
Set point |
95% Hz(see note 4) |
|
Unit power dissipation |
12 watts maximum |
|
QUADRATURE DROOP INPUT |
|
|
Max. sensitivity |
0.07 A for 5% droop 0PF |
|
Max. input |
0.33 A |
|
OVER EXCITATION PROTECTION |
|
|
Set point |
67 V dc +/-3% |
|
Time delay |
10-15 seconds (fixed) |
|
Build up voltage |
4 volts @ AVR terminals |
3.We still supply AVR:
|
STAMFORD AVR |
LEROY SOMER |
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EA04C |
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SX440 |
R250 |
GAVR-12A |
EA05A |
SR7/2 |
M16FA655A |
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SX460 |
R438 |
GAVR-15A |
EA08A |
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MX341 |
R448 |
50A-board |
EA15A |
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MX321 |
R449 |
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EA350 |
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|
AS480 |
R450 |
|
|
|
|
|
|
EA440-T |
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|
|
|
Price Terms︰ EXW shenzhen
Payment Terms︰ TT,LC,WESTERN UNION,PAYPAL,ETC
Packing︰ EXPORT CARTON
Lead Time︰ 2 DAYS
