A Nova 250A triple pole busbar unit.
The unit shown here will accommodate 4 no. Triple Pole new range mcb's or mccb's with connections at a nominal 25 mm c/c.
This unit is will accommodate devices of up to 75 mm, 77 mm and 81 mm wide.
Outgoing terminals in this unit have a fork terminal (suffix F) to allow an M8 bolt fixing to the outgoing device, but can be made to suit devices requiring a solid (suffix C) or hole Suffix (H) fixing.
The incoming terminals are at the Nova standard of 35 mm c/c to accommodate a direct connection to a 250AF device. Cable or inter connections can also be used if required.
Three terminal shrouds are included as standard with this model. Spare shrouds can be supplied as optional extras if required.
Fixing to the enclosure is via 2 M6 bolts which attach to an embedded connection at the rear of the unit.
Dimensions of 81 mm see here
Dimensions of 77 mm see here
Dimensions of 75.5 mm see here