Generators AVR Newage SX440 Replacements

EA440

Automatic Voltage Regulator Sensing Input 240V

EA440 self excited brushless type genset voltage regulator is a compatible replacement for Newage Stamford SX440 and Onan 305-0824.

BrochureManual3D Display

Features

  • < ± 1% Regulation
  • Can 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 : EA440

Sensing Input Voltage 190~264 VAC, 1 Phase 2 Wire
Frequency 50/60 Hz Single Phase
Output Voltage Max. 90 VDC at 207 VAC
Current Continuous 4A, Intermittent 10A for 10 sec.
Frequency Min. 15Ω
Voltage Regulation < ± 1% (with 4% engine governing)
Voltage Build-up Residual volts at AVR terminal > 5 VAC
Thermal Drift 0.04% per °C change in AVR ambient
Soft Start Ramping 2 sec.
Unit Power Dissipation Max. 12 Watt
External Volts Adjustment ± 8% with 1 KΩ 1 watt trimmer
Over Excitation Protection Set point 75 VDC, Time delay 8~15 sec.
Under Frequency Protection(UFRO) Set Point 95% Hz
Slope 170% down to 30 Hz
Analogue Input Max. Input ± 5 VDC
Sensitivity 1V for 5% generator volts
Input Resistance 1 KΩ
Droop Input Burden 10 Ω
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 : UFRO Knee Point Set
DROOP : Droop Adjustment
TRIM : Analogue Input Adjustment
DIP : U/V Rate Set
Dimensions 150.0(L) x 135.0(W) x 40.0(H) mm
Weight 418 g ± 2%

Mechanical Specifications

Mechanical Specifications

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