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R-250
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) | ✓ |
