KUTAI EA448B Generator Automatic Voltage Regulator Operation Manual
This manual details the operation and settings of the KUTAI EA448B Automatic Voltage Regulator, designed for use with permanent magnet generators or auxiliary winding types. It includes specifications, dip switch configurations, connection diagrams, and safety instructions. The unit supports voltage regulation from 95–520 Vac and frequency from 40–500 Hz. It features adjustable voltage, droop, and excitation settings, with options for single or three-phase sensing and LAM protection. Installation and wiring must follow specified guidelines to ensure safe operation and prevent damage.
| Sensing Input Voltage Range | 95–520 Vac |
|---|---|
| Voltage Regulation Accuracy | Less than +/- 0.5% |
| Frequency Range | 40–500 Hz |
| Operating Temperature | -40 to +70 °C |
| Dimensions | 203.0 (L) x 153.0 (W) x 60.5 (H) mm |
| Power Input Voltage | 40–150 Vac |
| Auxiliary Input Voltage | 40–150 Vac |
| Excitation Current Limit | 3.5A to 10A |
The unit operates from -40 to +70 °C.
Less than +/- 0.5%.
110 Vdc 7A.
203.0 (L) x 153.0 (W) x 60.5 (H) mm.