Automatic Voltage Regulator Sx460 E000- & Onan 305-0982

Newage Stamford AVR SX460, E000- & Onan 305-0982
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
190-264V AC
Frequency
50-60 Hz nominal
Phase
1
Wire
2
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 1)
Thermal drift
0.04% per deg. C change in AVR ambient (note 2)
Typical system response
AVR response
20 ms
Filed current to 90%
80 ms
Machine volts to 97%
300ms
External voltage adjustment
+/- 10% with 1 k ohm 1 watt trimmer(see note 3)
Under frequency protection
Set point
95% Hz(see note 4)
Slope
170% down to 30 Hz
Unit power dissipation
12 watts maximum
Build up voltage
4 volts @ AVR

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