1)fire resistance plastic 2)OEM factory service 3) High impact ABS plastic frame,metal box 4)single phase and three phase 2012 New ... Meter Transparent cover electronic meter box IP34 Electronic meter boxProcessing: NCT Cutting, NC bending, Punching, Material: ABS base and polycarbonate coversSuitable to ... )DZ47-60/21 14. Wiring diagram & install dimension3 fire resistance /ABS +PC plastic meter box