DIT Requirements
Plant Rooms - Above 2.1m
Cable tray
HD Orange conduit
HD Orange fittings
HD Orange flex
Plant Rooms - Below 2.1m
Capped tray
Steel conduit
Steel flex (Anaconda)
Capped MD conduit
Outside Exposed to UV
HFT black rigid conduit
HFT black fittings
HFT black corrugated
Capped medium duty
Capped tray
Conduits General
Must be primed before being glued
Glue must be contrasting colour
Cables Down Walls
Vertical cable runs only
Must be bushed
Horizontal cables must be in conduit
Isolators
Mounted on conduit clips on conduit for cassettes
Mounted to duct, not unit, for ducted units
2 Pole, 4 screw isolators for indoors, switched neutral
4 Pole, 4 screw isolators for outdoors, switched neutral
ABB Isolators Only
Cannot be mounted on units
Mount on sheet metal ductwork, building structure or galv support from rods
Cable Run
Cat wire only
No girder clips