| Customization: | Available |
|---|---|
| Conditions of Use: |
Car Type, Land Use |
| Usage: | Emergency Crew, Standby Unit, Common Units |
|
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SX440 Industrail Diesel Generator AVR
Application:
SX440 is a half-wave phase-controlled thyristor type Automatic Voltage Regulator and forms part of the excitation system
for a brushless generator. In addition to regulating the generator voltage, the AVR circuitry includes under speed and sensing loss protection to ensure safe, reliable control of the generator
Technical Date:
| SX440 | |||
| 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 | +/- 1.0% | ||
| Thermal Drift | 0.04% per deg. C change in AVR ambient | ||
| 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 | ||
| Under frequency protection | Set point | 95% Hz | |
| 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 | |
| Sensitivity | 1v for 5% | ||
| 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/se | |
| 100Hz - 2kHz, 3.3g | |||
| Operating temperature | -40 to +70 Deg. C | ||
| Relative Humidity 0-70 Deg. C |
95% | ||
| Storage temperature | -55 to +80 Deg. C | ||
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