MP Meter Pak meter centers offer a wide range of multimetering applications. MP meter centers have UL Listed indoor rainproof NEMA Type 3R construction which meets EUSERC standards. The 9 inch meter center spacing allows for more sockets per device. This creates lighter and more compact branch enclosures. Four meter socket configurations are available with options such as ring or ringless, 4 and 5 jaw, horn or lever, and jaw release. This MPL meter center has three ringless meter sockets with lever bypass and a 5 jaw socket. This main lugs unit can be feed from an overhead or underground service. The aluminum main bus ampacity is 500 A. The maximum tenant main lugs amperage is 225 A with a 240 VAC 3 wire single phase maximum. This unit has a NEMA 3R surface mounting enclosure that is 53.12 inches tall, 35.37 inches wide and 9.62 inches deep. This MPL meter center with accept one 1/0 AWG to 600 kcmil or two 1/0 AWG to 250 kcmil copper or aluminum wire. This MPL meter center unit is UL Listed.