Features:
*Voltage Regulation < ±1%
*an Be Use In Parallel Operation
*Adjustable DIP, TRIM & DROOP Function
*Under Frequency Roll Off Protection
*Sensing Voltage Loss Protection
*Under Frequency LED Indicator
*Soft Start Voltage Ramping
Specifications:

Model NO. SX440

 

Sensing Input Voltage 190~264 VAC 1 phase 2 wire
Frequency 50/60 Hz selectable

 

Output Voltage Max. 90 VDC at 207 VAC
Current Continuous 4A, Intermittent 10A for 10 sec.
Frequency Min. 15 Ohm

 

Voltage Regulation < ±1% (with 4% engine governing)

 

Voltage Build-up Residual volts at AVR terminal > 5 VAC

 

External Volts Adjustment ±8% with 1 K Ohm 1 watt trimmer

 

Unit Power Dissipation Max. 12 watt

 

Thermal Drift 0.04% per °C change in AVR ambient

 

Under Frequency Protection (UFRO) Set point 95% Hz
Slope 170% down to 30 Hz

 

Soft Start Ramping 2 sec.

 

Analogue Input Max. Input ±5 VDC
Sensitivity 1V for 5% generator volts
Input Resistance 1 K Ohm

 

Droop Input Burden 10 Ohm
Max. sensitivity 0.07A for 5% droop (PF=0)
Max. input 0.33A

 

Environment Operating Temperature : -40~70 °C
Storage Temperature : -40~85 °C
Relative Humidity : Maximum 95%
Vibration : 3.3G @ 100~2 KHz

 

AVR Controls Functions VOLT : Voltage Adjustment
STAB : Stability Adjustment
U/F*: To Set the U/F Knee Point (*U/F: Under Frequency
DROOP : Droop Adjustment
TRIM : Analogue Input Adjustment
DIP : U/V Rate Set