Name: AS440 Stamford Generator AVR
Brand: ELEphant
Availability: InStock

Product Details

AS440 Stamford Generator AVR

Application:

AS440 is a half-wave phase-controlled thyristor type Automatic Voltage Regulator and forms part of the excitation system for a brushless generator.

In addition to regulating the generator voltage, the AVR circuitry includes under speed and sensing loss protection to ensure safe, reliable control of the generator

Technical Date:

AS440
Input	Voltage	190-264V ac
	Frequency	50-60 Hz nominal
	Phase	1
	Wire	2
Output	Voltage	max 90V dc at 207V ac input
	Current	continuous 4A dc, intermittent 6A for 10 secs
	Resistance	15 ohms minimum
Regulation		+/- 1.0%
Thermal Drift		0.04% per deg. C change in AVR ambient
Typical system response	AVR response	20ms
	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
	Slope	170% down to 30 Hz
Unit power dissipation		12 watts maximum
Build up voltage		4 Volts @ AVR terminals
Analogue Input	Maximum input	±5V dc
	Sensitivity	1v for 5%
	Input resistance	1k ohm
Quadrature Droop Input		10 ohms burden
		Max. sensitivity: 0.07 A for 5% droop 0PF
		Max. input: 0.33A
Environmental	Vibration	20-100 Hz,50mm/se
		100Hz – 2kHz, 3.3g
	Operating temperature	-40 to +70 Deg. C
	Relative Humidity 0-70 Deg. C	95%
	Storage temperature	-55 to +80 Deg. C