Automatic Voltage Regulator (Sx460)

Automatic Voltage Regulator (SX460) is a half-wave phase-controlled thyristor type. Automatic Voltage Regulator (AVR) and forms part of the excitation system for a brush-less generator.
1. Power Input(MG):
Voltage : jumper selectable 95-132V ac or 190-264 V ac
Frequency : 50-60 HZ nominal
Phase: 1
2. Output:
Voltage : max 90V dc at 207V ac input
Current : continuous 4A dc; Intermittent 6A for 10 secs;
Resistance : 15 ohms minimum
3. Regulation: +/- 1%
4. Thermal drift: 0.05% per deg. C change in AVR ambient
5. Typical system response:
AVR response : 20ms
Filed current to 90% : 80 ms
Machine Volts to 97% : 300ms
6. External voltage adjustment: +/-10% with 1 k ohm 1 watt trimmer
7. Under frequency protection:
Set point : 95% Hz
Slope : 170% down to 30 Hz
8. Unit power dissipation: 10 watts maximum
9. Build up voltage: 4 Volts @ AVR terminals