Заранее спасибо.
Контекст:
Cable trays
The U-shaped cable trays shall be manufactured electro-galvanised, ≥4.5 mm ø, grid size 50x100 mm, partitioned for two separate runs of cable, with height adjustable clamps, standard radius bends and adaptor pieces, fixtures and fittings: spacing of suspension/ fixing points max. 1.5 m
Joints with heavy-duty deep range cable trays shall be executed with specifically designed couplings to provide a continuous and rigid structure
Cable trunking
The rectangular cable trunking shall be made of rigid-PVC, ≥ 2 mm thick, partitioned for two separate runs of cable, standard radius bends and adaptors, fixtures and fittings: spacing of suspension/ fixing points max. 1.5 m
Plastic conduits
Plastic conduits as insulating tubes, supplied as rods, incl. fixtures and fittings, to be fixed on insulated sandwich panels, brickwork, concrete walls and ceilings
Flexible plastic conduits/ metal hose
Flexible plastic conduit or metal hoses, high compression strength of app. 260 kg/cm2, to be bent without tools, with connectors and fixing materials, for connection of devices, supply and assembly