Automatic Voltage Regulator 6 Amp for Single or Three Phase Generator

EA07

Automatic Voltage Regulator 6 Amp for Single or Three Phase Generator

EA07 self excited half wave type Genset Automatic Voltage Regulator is a direct replacement avr for Mecc Alte SR7-1 and SR7-2.

Brochure

Manual

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  • All manufacturer names and numbers are used for reference purpose only and do not imply that any part is the product of these manufacturer.

Features

  • Wide sensing voltage range 80 to 350 Vac for single phase sensing
  • Wide power input range 80 to 270 Vac, accepts power input from main winding or auxiliary winding
  • Under frequency protection indication LED
  • Over excitation protection and indication LED
  • EMI suppression

Specifications

Sensing Input 80 to 350 Vac 1 phase 50/60 Hz
Power Input
Voltage
50 to 270 Vac
Frequency
50/60 Hz
Output
Voltage
63 Vdc @ 220 Vac input
Current
Continuous 6A
Max. Intermittent 7A for 10 seconds
Voltage Regulation < +/-1% (with 4% engine governing)
Build Up Voltage Residual voltage above 5 Vac 25 Hz
EMI Suppression Internal electromagnetic interference filtering
External Volts Adjustment Max. +/-7% @ 100 kΩ 1/2 watt potentiometer
Unit Power Dissipation Max. 5 watts
Over Excitation Protection 40 to Max. Vdc @ 0.3 to 20 seconds
Under Frequency Protection Adjustable range 42 to 60 Hz
Excitation Winding Resistance DC resistance 10 to 100 ohms
Environment
Operating Temperature
-40 to +65 °C
Storage Temperature
-40 to +80 °C
Relative Humidity
Max. 95%
Vibration
1.5Gs @ 5 to 30 Hz
5.0Gs @ 30 to 500 Hz
AVR Control Functions
VOLT
Voltage adjustment
STAB
Stability adjustment
HZ.
Under frequency setting
AMP.
Over excitation setting
U/F
Setting under frequency protection knee point
O/E
Over excitation indication LED
Dimension 97.8 (L) x 92.0 (W) x 38.0 (H) mm
Weight 275 g +/-2%

Diagram and Dimensions