1、Volt Regulator: When the input voltage is AC 200V, the maximum output voltage of the AVR can get to 82V, efficient and reliable. 2、Reliable Works: Comes with low frequency protection and over excitation protection function, the AVR enables higher work safety. 3、Practical Uses: Widely used in diesel generator set parts, brushless generator voltage regulation and control, etc., very useful. 4、Perfect Fitting: Applicable to 50Hz/60Hz self excited AC brushless generator and is a part of its excitation system, very durable. 5、Easy to Install: Comes with a light weight and a compact size as well, the easy installation can be quickly completed in minutes. Item Type: Automatic Voltage Regulator Model: KRS440 Current: Continuous output is 4A, 7.5A instantaneous current is allowed for 10s. Low Frequency Protection Setting: 92% - 94% Over Excitation Protection: 75V, preset value. Fixed Time Delay: 10-15 Seconds 1 x Automatic Voltage Regulator