Single-phase integral metering base 5 terminals 225 amp. underground connection

IT IS USED TO RECEIVE C.F.E. WATTMETER IN RESIDENTIAL AND COMMERCIAL SINGLE-PHASE SERVICES WITH UNDERGROUND CONNECTION 2F-3H, UP TO 225 AMPS CONSUMPTION, FOR OUTDOOR USE (NEMA 3R). HOWEVER IT WAS DESIGNED TO RECEIVE UNDERGROUND CONNECTION, IT CAN BE INSTALLED WITH OVERHEAD CONNECTION SINCE IT HAS THE CAPACITY TO INSTALL A THREADED ADAPTER (HUB) ON THE TOP.