EA070 pages

EA07
Self Excited Half Wave Rectified Type Automatic Voltage
Regulator
Suitable for Single or Three Phase Self Excited Brushless Generator
Maximum Output 6A
Compatible with Mecc Alte Spa AVR model SR7-1 and SR7-2

Features
Wide sensing voltage range 80-350 Vac
Wide power input range 80-270 Vac, accepts power input from main
winding or auxiliary winding
Under frequency frotection indication LED
Over excitation protection and indication LED
EMI suppression
*All manufacturer names, numbers, symbols and descriptions are used for reference purpose only and do not imply that any part is the product of
these manufacturer.

Specifications
Sensing Input

80-350 Vac single phase 50 / 60 Hz

Over Excitation Protection

40-Max. Vdc @ 0.3-20 sec.

Power Input

Voltage

50-270 Vac 50 / 60 Hz

External Volts Adjustment

100K ohms 1/2 watts +/- 7%

Voltage

63 Vdc @ 220 Vac input

Under Frequency Protection

Adjustable range 42-60 Hz

Current

Continuous 6A

Exciter Winding Resistance

DC Resistance 10-100 ohms

Max. Intermittent 7A for 10 sec.

Environment

Output

Volts Regulation

< +/- 1% (with 4% engine governing)

Operation Temperature -40 - +65 °C
Storage Temperature

-40 - +80 °C

Build Up Voltage

Residual voltage above 5 Vac 25 Hz

Relative Humidity

Max. 95%

EMI Suppression

Internal EMI filtering

Vibration

1.5Gs @ 5-30 Hz

Unit Power Dissipation

Max. 5 watts

5.0Gs @ 30-500 Hz

Mechanical Specifications

AVR Control Function
VOLT

Stability adjustment
Under frequency setting
Over excitation setting

O/E

Under frequency protection

U/F

15.3

STAB

AMP.

38.0

Voltage adjustment

HZ.

92.0
81.8

Over excitation indication LED

97.8

5.2

Physical Specification
Dimensions

97.8 (L) x 92.0 (W) x 38.0 (H) mm

Weight

275 g +/- 2%

TEL : +886-7-8121771
FAX : +886-7-8121775
Headquarters : No.3, Lane 201, Chien Fu St., Chyan Jenn Dist., Kaohsiung 80664, TAIWAN
Please link to http://www.kutai.com.tw for detailed manual.