AVR STAMFORD SX 460

SX460 is a half-wave phase-controlled thyristor type Automatic Voltage Regulator( AVR) and forms part of the excitation system for a brushless alternator.

Technical specification

input
voltage Jumper selectable 95-132V ac or190-264V ac

frequency 50-60 Hz nominal

phase 1

output

voltage Max 90V dc at 207V ac input

Current Continuous 4 A dc
Intermittent 6A for 10 secs

resistance 15 ohms minimum

regulation + / - 1.0% ( see note)

Thermal drift 0.05% per deg.c change in AVR ambient

Typical system response

AVR response 20 ms