As480 Generator Circuit Diagram Avr For Stamford

Technical specification

Sensing and power input

voltage

100-264 Vac 1 phase

frequency

50-60 Hz nominal

output

voltage

82 V d.c. @ 200 V a.c.

45 V d.c. @ 110 V a.c.

Current

Continuous 5 A dc. transient 7.5A for 10 secs.

resistance

15 ohms min

regulation

+/- 1.0%

Thermal drift

0.03% per deg. C change in AVR ambient

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

Under frequency protection

Set point

95% Hz(see note 4)

Unit power dissipation

12 watts maximum

QUADRATURE DROOP INPUT

Max. sensitivity

0.07 A for 5% droop 0PF

Max. input

0.33 A

OVER EXCITATION PROTECTION

Set point

67 V dc +/-3%

Time delay

10-15 seconds (fixed)

Build up voltage

4 volts @ AVR terminals