R250 AVR FOR ALTERNATORS WITH SHUNT EXCITATION
EMI Available
Model: R250
Brand: NIDEC LEROY-SOMER
12000.00
12000.00
R250 AVR FOR ALTERNATORS WITH SHUNT EXCITATION
The R250 automatic voltage regulator
(AVR) for the LSA series of industrial alternators provides excitation current
up to 5 A with excellent reliability for SHUNT excitation types.
The R250 is also equipped with a Load
Acceptance Module (LAM).
Key specifications:
|
Technology |
Analog |
|
Excitation mode |
SHUNT, 3-phase and 1-phase |
|
Rated excitation current |
5 A |
|
Regulation accuracy (+/- %) |
0.5 % |
|
Frequency range |
10 – 100 Hz |
|
Voltage setting range (+/- %) |
5 % |
|
kU/F limitation |
K = 1 |
|
Loss of sensing voltage |
- |
|
Over-excitation limitation |
- |
|
Short circuit current
limitation |
- |
|
Voltage droop |
- |
|
Parallel operation between
alternators |
- |
|
Load Acceptance Module (LAM) |
✓ |



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