Original As440 AVR for Stamford Alternator

Model NO.: as440 Usage: Common Units Cooling
Method: Water Cooling Generator
Type: Diesel Generator Trademark: Meccelte Origin: UK Conditions
of Use: Land Use Output Type: AC Three Phase Installation
Method: Fixed Delivery Time: 3days Specification: original Original AS440 AVR For stamford alternator
 
Specifications:

Sensing input
Voltage	Jumper selectable 100-130V ac 1 phase or 190-264V ac 1 phase
Frenquency	50-60Hz nominal
Power input
Voltage	100-264V ac 1 phase
Frequency	50-60Hz nominal
Output
Voltage	82V dc @200V ac
Current	continuous 4A
	transient 7.5A for 10 secs
Resistance	15 ohms min (10 ohms min when input volts i s less than 175ac)
Regulation	+/-1.0%
Thermal Drift	0.03% per deg. C change in AVR ambient
Typical System Response	AVR response  20ms
	Field current to 90%  80ms
	Machine Volts to 97% 300ms
External Voltage Adjustment	+/-10% with 1 k ohm 1 watt trimmer
	Increasing resistance lowers voltage
Under frequency Protection	Set point  94-98% Hz
Unit power Dissipation	12 watts maximum
Build Up Voltage	4 Volts @ AVR terminals
Analogue input	Maximum input +/-5V dc
	Sensitivity 1V for 5% Generator Volts(adjustable)
	input resistance 1k ohm
Quadrature Droop input	10 ohms burden
	Max. sensitivity: 0.07A for 5% droop 0 PF
	Max. input: 0.33A
Over Excitation protection	Set point 75V dc
	Time delay 10-15 seconds(fixed)
Environmental
Vibration	20-100Hz  50mm/sec
	100Hz-2kHz 3.3g
Operating temperature	-40 to +70C
Relative Humidity 0-70C	95%
Storage temperature	-55 to +80C
Notes
1. De-rate by 12% if mounted in portrait orientation.
2. With 4% engine governing.
3. After 2 minutes.
4. Generator de-rate may apply. Check with factory.
5. Factory set, semi-sealed, jumper selectable.
6. Any device connected to the analogue input must be fully floating(galvanically isolated form ground), with an insulation strength of 500V ac
7. De-rate output current by 5% per degree C above 60C.
8. Non condensing

Contact us if you need more details on Voltage Regulator. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Automatic Voltage Regulator、Sx440. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Spare parts for Genset