SX440 Automatic Voltage Regulator Power Electronic Voltage Regulator Switch Diesel Generator Spare Parts(Ordinary)

Replacement PartsSX440 AUTOMATIC VOLTAGE REGULATOR (Automatic Voltage Regulator)SX440 is a half.wave phase-controlled thyristor type Automatic Voltage Regulator (Automatic Voltage Regulator) and forms part of the excitation system for a brush-less generator.In addition to regulating the generator and voltage, the Automatic Voltage Regulator circuity includes features under-speed and sensing loss protection features. Excitation power is derived directly from the generator terminals.Automatic Voltage Regulator SX440SENSING INPUTVoltage190-264V acFrequency50-61 Hz nominalphase1 Wire2 OUTPUTVoltagemax 90V dc at 207V ac inputCurrentcontinuous 4A dc, intermittent 6A for 10 secsResistance15 ohms minimumREGULATION+/- 1.0%THERMAL DRIFT0.04% per deg. C change in Automatic Voltage Regulator ambientTYPICAL SYSTEMRESPONSEAutomatic Voltage Regulator response20msFiled current to 90%80 mSMachine Volts to 97%300 mSEXTERNAL VOLTAGE ADJUSTMENT+/-10% with 1 k ohm 1 watt trimmerUNDER FREQUENCYPROTECTIONSet point95% HzSlope170% down to 30 HzUNIT POWER DISSIPATION12 watts maximumBUILD UP VOLTAGE4 Volts @ Automatic Voltage Regulator terminalsANALOGUE INPUTMaximum input+/- 5 VdcSensitivity1v for 5%Input resistance1k ohmQUADRATURE DROOP INPUT10 ohms burdenMax. sensitivity: 0.07 A for 5% droop 0PFMax. input: 0.33AENVIRONMENTALVibration20-100 Hz,50mm/se100Hz - 2kHz, 3.3gOperating temperature-40 to +70 Deg. CRelative Humidity 0-70Deg. C95%Storage temperature-55 to +80 Deg. C==========Model Number : sx440apply : diesel generatorpower : below 200kwphase : single or three phasevoltage : 220v 380vexcited current : 4A

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