1、Potentiometer and Resistance Value: The potentiometer RP1 of our 400V auto voltage regulator is wire wound type with resistance value of 1KQ. 2、Maximum Allowable Current: The maximum allowable current of the 400V auto voltage regulator is 8A, and the regulator fuse is of 8A glass tube type. 3、Applicable Models: The automatic voltage regulator is applicable for TZHY three phase brushless AC synchronous generators. 4、Built in Engine: The automatic voltage regulator has a built in engine, and the output voltage drops with the frequency protection circuit when the rpm drops. 5、Wiring Data: The maximum allowable peaking voltage of E1 21 in the automatic voltage regulator is 300V, and the maximum allowable average voltage is 133V. 1 x Generator Automatic Voltage Regulator Item Type: Automatic Voltage RegulatorModel: KXT 2WCMaterial: Aluminum alloyRated Voltage: 400VMaximum Allowable Current: 8AVoltage: E1 21 maximum allowable peaking voltage 300V, maximum allowable average voltage 133VSteady State Voltage Adjustment Vehicle: ≤±1%No Load Voltage Adjustment Van: 95-105% of rated voltageApplicable Model: Applicable for TZHY 3 phase brushless AC synchronous generator