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Name:

EA440-T

Features

Product description
EA440 is a Self Excited
Automatic Voltage Regulator,
Compatible with Newage SX440.

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

Technical parameters

Sensing Input
Voltage
190 ~ 264 VAC, 1 phase 2 wire
Frequency
50/60Hz Single Phase
Output
Voltage
Max. 90 VDC at 207 VAC
Current
Continuous 4A
Intermittent 10 A for 10 sec.
Resistance
Min. 15 Ω
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 1K O 1 watt trimmer
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
1K Ω
Droop Input
Burden
10 Ω
Max sensitivity
0.07 A for 5% droop (PF=0)
Max. input
0.33 A

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Address:No.C-13-1 Tiehu Mechanical & Electrical Industrial Zone, Chengyan Town, Fuan,Ningde, Fujian, China
Tel:86-593-6050668  Fax:86-593-6116388   E-mail: avr@permanent.cc; avr@fjzhdz.com