Description----SX440 is a half –wave phase-controlled thyristor type Automatic Voltage Regulator (AVR)
INPUT
Voltage       190-264v ac
Frequency     50-60Hz nominaf
OUTPUT
Voltage        max 90v dc at 207v ac input
Current        continuous 4A dc              
                   Intermittent 6A for 10 secs
Resistance      15 ohms minimum
Regulation      +/- 1%(With 4% engine governing)