Sx440 automatic voltage regulator avr specification installation and adjustments general description technical specification sx440 is a half wave phase controlled thyristor type automatic voltage regulator avr and forms part of the excitation system for a brush less generator. 32 stability adjustment if a replacement avr has been fitted or re setting of the stability control is required turn the stability.
30 Carriage Off Stamford Avr Sx 440 Avr Usb Avr Kitavr Atmel
Sx440 wiring diagram. 21 link terminals on the new as440 avr item 2 as follows and as shown in fig 2. 90 vdc at 207 vac current continuous 4a intermittent 10a for 10 sec. 13 disconnect all the leads from the sx440 avr. Voltage 190 264 vac 1 phase 2 wire frequency 50 60 hz selectable output voltage max. Step 2 preparing the new as440 avr. In addition to regulating the generator voltage the avr.
It shows the components of the circuit as simplified shapes and the capacity and signal associates amid the devices. Sx440 avr wiring diagram wiring diagram is a simplified okay pictorial representation of an electrical circuit. Use the avr adjustment label item 7 to. 14 unscrew the 4 avr fixings and remove the avr. Keep the screws for use with the new avr. Sx440 automatic voltage regulator avr specification installation and adjustments general description the sx440 is a half wave phase controlled thyristor type automatic voltage regulator avr and forms part of the excitation system for a brushless generator.
Sx440 trim droop volts stability selection ufro frequency selection indicator led stability k1 k2 power isolation link normally fitted sensing links standard positions 60hz 50hz 90kw 90 550kw 550kw refer to generator wiring diagram for connection details.