Voltage regulation Less than +/-1%; Soft start voltage ramping Sensing voltage loss protection 120 or 240 sensing, jumper selectable Under frequency roll off protection With under frequency LED indicator Product Name Brushless Generator AVR Automatic Voltage Regulator Generator/Alterantor part AVR UVR6 replacement Sensing/Power input: Voltage: Terminal 1.2.3.4.5.6 can be connected to Y or 220-480Vac 1 or 3 phase Frequency:50/60 Hz jumper selectable Output: Voltage :63Vdc 220V input Current:Continuous 6A max,intermittent 7A for 10 seconds Material:Plastic + Metal colour:Black Package Contents: 1 x Voltage Regulator Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.