All in one transformer rated. Combination meter socket and siemens 400 A 240 V 65 KA breaker. CSA enclosure 3R. Load and line side terminations tunnel type connectors, dual rated for 1 x 600 KCMIL or 2 x 250 KCMIL. Provision for test switch (supplied by hydro). Provision for current transformer (supplied by hydro). Secondary circuit wiring not included.