NUPART AVR AS440

Technical Specification:

SENSING INPUT

Voltage Jumper selectable

100-130 Vac 1 phase or

190-264 Vac 1 phase

Frequency 50-60 Hz nominal

POWER INPUT

Voltage 100-264 V ac 1 phase

Frequency 50-60 Hz nominal

OUTPUT

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

Current continuous 4A (see note 1).

transient 7.5A for 10 secs.

Resistance 15 ohms min

(10 ohms min when input

volts is less than 175 ac)

REGULATION

+/- 1.0% (see note 2)

THERMAL DRIFT

0.03% per deg. C change in AVR ambient (see note 3)

TYPICAL SYSTEM RESPONSE

AVR response 20 mS

Filed current to 90% 80 mS

Machine Volts to 97% 300 mS

EXTERNAL VOLTAGE ADJUSTMENT

+/-10% with 1 k ohm 1 watt trimmer (see note 4)

Increasing resistance lowers voltage.

UNDER FREQUENCY PROTECTION

Set point 94 -98% Hz (see note 5)

UNIT POWER DISSIPATION

12 watts maximum

BUILD UP VOLTAGE

4 Volts @ AVR terminals

ANALOGUE INPUT

Maximum input +/- 5 Vdc (see note 6)

Sensitivity 1v for 5% Generator Volts (adjustable)

Input resistance 1k ohm

QUADRATURE DROOP INPUT

10 ohms burden

Max. sensitivity: 0.07 A for 5% droop 0PF

Max. input: 0.33 A

OVER EXCITATION PROTECTION

Set point 75 V dc

Time delay 10-15 seconds (fixed)

ENVIRONMENTAL

Vibration 20-100 Hz 50mm/sec

100Hz – 2kHz 3.3g

Operating temperature -40 to +70C (note 7)

Relative Humidity 0-70C 95% (note 8)

Storage temperature -55 to +80℃

UNDER FREQUENCY PROTECTION

Set point 94 -98% Hz (see note 5)

UNIT POWER DISSIPATION

12 watts maximum

BUILD UP VOLTAGE

4 Volts @ AVR terminals

ANALOGUE INPUT

Maximum input +/- 5 Vdc (see note 6)

Sensitivity 1v for 5% Generator Volts (adjustable)

Input resistance 1k ohm

QUADRATURE DROOP INPUT

10 ohms burden

Max. sensitivity: 0.07 A for 5% droop 0PF

Max. input: 0.33 A

OVER EXCITATION PROTECTION

Set point 75 V dc

Time delay 10-15 seconds (fixed)

ENVIRONMENTAL

Vibration 20-100 Hz 50mm/sec

100Hz – 2kHz 3.3g

Operating temperature -40 to +70C (note 7)

Relative Humidity 0-70C 95% (note 8)

Storage temperature -55 to +80℃