AVR SX440 AVR SX 440 AVR SX-440 E000-24402 E00024402 - STAMFORDD

AVR SX440 AVR SX 440 AVR SX-440 E000-24402 E00024402 E000 24402 E000-24030 E000 24030 E00024030 E00-24030 E00 24030 E0024030 - STAMFORDD

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 4A dc
Intermittent 6A for 10 secs
Resistance 15 ohms minimum

REGULATION
+/- 1% (see note 1)

THERMAL DRIFT
0.04% per deg. C change in AVR ambient (note 2)

TYPICAL SYSTEM RESPONSE
AVR response 20ms
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 terminals

ANALOGUE INPUT
Maximum input +/- 5V dc (see note 5)
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: 0.33A

ENVIRONMENTAL
Vibration 20-100 Hz 50mm/sec
100Hz – 2kHz 3.3g
Operating temperature -40 to +70 oC
Relative Humidity 0-70 oC 95% (see note 6)
Storage temperature -55 to +80 oC

NOTES
1. With 4% engine governing.
2. After 10 minutes.
3. Applies to Mod status S onwards. Generator de-rate
may apply. Check with factory.
4. Factory set, semi-sealed, jumper selectable.
5. Any device connected to the analogue input must be
fully floating (galvanically isolated from ground), with an
insulation strength of 500V ac.
6. Non condensing.



AVR / Automatic Voltage Regulator