... unit rooms, bus room, cable rooms. The standard busbar is installed behind the middle of the cubicle and line ... , 1.5 units, 2 units, 3 units. Rated current 50Aan be used as a 1/2 units, up to ... 57 direct opertion parts. 2. Using TMY-T2 copper busbar and honing tin used on the connection of the ... Just adust the building block to satisfy the different busbar. 4. Using the exclusive switch over of GCS to ...