1、MULTI FUNCTIONS: Generator automatic voltage regulator, with EMI suppression circuit, low frequency protection and voltage retarding function. 2、POTENTIOMETER: 1kOhm remote potentiometer for 10% adjustment, set the alternator output voltage stability, turn clockwise to increase speed. 3、VOLTAGE RANGE: The high voltage range is 300V to 530V, and the low voltage range is 180V to 310V, which can meet the needs of more scenarios. 4、SAFE OPERATION: The voltage regulator shell is made of flame retardant materials to ensure safe and reliable operation, prolong the service life. 5、EASY CONNECTION: With fine workmanship, the generator auto voltage regulator has reasonable structure, which is convenient for connection and use. Item Type: Automatic Voltage Regulator Induction Input: 3PH/2PH 208V 240V 277V 380V 416V 480V for 60Hz U Phase Droop 1 and 5A AC Drop Range: 0.8PF 6 PMG input power drops by 8% PMG Input Power: Continuous: 240V RMS+10%, Instantaneous 5 Seconds: 240V RMS+30 up to 240Hz AREP Input Power: Excitation Current: 6A DC, continuous 9A for 5s (short circuit operation) AVR sensing terminal adjustment 1% Maximum Excitation Limit: 6A DC (factory setting) Maximum Excitation Limit: 30 seconds (factory setting) delay Underfrequency Protection: 48.5Hz/58.5Hz for 50Hz/60Hz operation Slope: 1.2X (120%) VHz Remote Potentiometer: 1kOhm for 10% adjustment Accessory Input: ±4.5 VDC for ± 15% Sense loss Sense is turned on for 5 seconds and then turned off Temperature Range: -25℃-70℃ Storage Temperature Range: -40℃-80℃ Thermal Drift: 0.5% for 20℃ change 1 x Voltage Regulator 1 x User Manual