Original As440 AVR for AC Brushless Alternator

Product Details

Product Description

Product Description
Original AS440 AVR For AC Brushless alternator
AS440 Automatic Voltage Regulator ( AVR ) is alternator output voltage regulating equipment, its design is based on half-wave phase-controlled rectifier principles and our company generator excitation characteristics. It can be used for the auxiliary winding, phase power Excitation Generator. The feature is high stability, fast response, easy installation and maintenance, etc.
Specifications:

UK Original Brushless Generator AC Automatic Voltage Regulator AVR AS440

Sensing Input
Voltage	Jumper selectable.100-130 Vac 1 phase or 190-264 Vac 1 phase
Frequency	50-60 Hz nominal
Power Input
Voltage	100-264 V ac 1 phase
Frequency	100-120 Hz nominal
Output
Voltage	82 V d.c. @ 200 V a.c.
Current	Continuous 4 A dc. transient 7.5A for 10 secs.
Resistance	15 ohms min
Regulation	+/- 1.0% (see note 1)
Thermal Drift	0.03% per deg. C change in AVR ambient
Typical System Response
AVR Response	20 ms
Filed Current To 90%	80 ms
Machine Volts To 97%	300ms
External Voltage Adjustment	+/- 10% with 1 k ohm 1 watt trimmer
Under Frequency Protection
Set Point	95% Hz(see note 4)
Unit Power Dissipation	12 watts maximum
Analogue Input
Maximum Input	+/- 5V dc
Sensitivity	1v for 5% Generator Volts (adjustable)
Input Resistance	1k ohm
Quadrature Droop Input
Max. Sensitivity	0.07 A for 5% droop 0PF
Max. Input	0.33 A
Over Excitation Protection
Set Point	65 V dc
Time Delay	10-15 seconds (fixed)
Build Up Voltage	4 volts @ AVR terminals

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