Stamford generator avr automatic voltage regulator sx440
Stamford generator AVR SX440
SX440 is a half-wave phase-controlled thyristor typeAutomatic Voltage Regulator(AVR) and
forms part of the excitation system for a brushless alternator, suchas Stamford or stamford
technical alternator.
Technical specification
Input
Voltage 190~260VAC
Frequency 50~60Hz
Output
Voltage Max 90VDC at 207VAC input
Current Continuous 4ADC
Intermittent 6A for 10 secs
Resistance 15 ohms minimum