动力电缆（Power cable）.doc

动力电缆（Power cable） 50 pairs of 2 * 2.5 mm2 telephone lines The way of wiring in electrical design construction drawings: SR: lay along the steel wire slot BE: lay along the roof or across the roof CLE: lay along the column or across the column WE: laying along the wall CE: laying on the ceiling or ceiling ACE: laying in the ceiling of a person BC: hidden in the beam CLC: hidden in the column WC: dark laying in the wall CC: dark laying in the ceiling ACC: dark laying in a ceiling that cannot be entered FC: dark laying in the ground SCE: the ceiling shall be laid in a metal tube One, the conduit says Sc-welded steel pipe MT - wire and tube PC - PVC plastic hard pipe Fpc-flame retardant plastic hard tube CT - bridge MR wire slot M - wire Cp-metal hose PRPR RC - galvanized steel pipe Two, the way the wire is laid out The DB - buried TC - in cable trench BC - dark applied in the beam CLC - dark applied to the column WC - dark on the wall CE - laying at the ceiling CC - dark applied to the ceiling SCE - ceiling mounted F - floor and floor The SR - along the wire BE - along the roof, beam WE - along the wall 3. The installation mode of lamps and lanterns CS - chain hanging DS - hanger W - wall mounting C - top absorption R - embedded S - bracket CL - post Along the steel wire slot: SR Along the roof or across the roof: BE Column or cross column: CLE Welding steel pipe laying: SC Installation of wire tube: MT Hard plastic pipe laying: PC Wear flame retardant semi-rigid PVC pipe laying: FPC Cable bridge: CT Wire slot laying: MR Plastic wire slot laying: PR Laying of wire rope: M Wear polyvinyl chloride plastic corrugated wire pipe laying: KPC Wear metal hose: CP Directly buried: DB Cable trench laying: TC The marking of the wire laying part Edge or span beam (roof) laying: AB Applied to the beam: BC Laying along or straddling: AC Dark laying in the column: CLC Laying along the wall: WS Dark laying in the wall: WC Laying on the ceiling or panel: CE Hidden in roofing or roof: C