AVR Voltage Regulator AEC42-7 for Diesel Generator

(1 customer review)

$136.00

Availability: 20 in stock

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SKU: AVR_AEC42-7 Category: Tag:

Video

Automatic Voltage Regulator AVR Circuit Diagram AEC42-7 is a half-wave phase controlled thyristor type Automatic Voltage Regulator and forms part of the excitation system for a brushless generator.

Details

Sensing Input

Voltage 220 ~ 252 VAC ± 10%, 1 phase

Frequency 50 / 60 Hz selectable

Power Input:Voltage 200 ~ 260 VAC ± 10%, 1 phase 2wire Frequency 50 / 60 Hz

Output

Voltage: Max. 42 VDC

Current: Continuous 7A;Intermittent 15A for 10 sec

Resistance: Min. 6 ohm Max. 105 ohm

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

Voltage Build-up

Residual voltage at AVR terminal: > 5 VAC

Voltage Adjustable Range:180 ~ 277 VAC

Thermal Drift:0.05% per °C change in AVR ambient

External Volts Adjustment:± 1 0% with 1 K ohm 1 watt trimmer

EMI Suppression:Internal electromagnetic interference filtering

Unit Power Dissipation:Max. 20 watt

Under Frequency Protection (Factory Setting)60 Hz system presets knee point at 55 Hz50 Hz system presets knee point at 45 Hz

Over Excitation Shutdown:Field volts shut down after a time delayIf exciter field volts exceed 52 ± 2 VDC

Quadrature Droop:Max. Sensitivity 1 VAC 2%Max. Input 5 VAC @ 5 ohm Burden

Dimensions: 140mm L * 125mm W * 79.4mm H

Weight : 680g ± 2%

Find out more generator Automatic Voltage Regulator

1 review for AVR Voltage Regulator AEC42-7 for Diesel Generator

    Marcus McSpadden
    September 25, 2022
    I have a MEP004A generator and when you flash the field it puts 28 volts on the F+ and F- and blows the SCR’s in some AVR’s will you AVR stand up to the 28 volt surge.
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