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2 Terms

2.0.1 Cable

The cable is the part except the accessories like cable connection,termination and so on in the power cable line.

Note:Sometimes cable generally refers to power cable line,that is,the power cable line which is composed by the cable body and the installed accessories.

2.0.2 Metallic sheath

Metallic cover layer in tube shape is sealed evenly and continuously.

2.0.3 Armour

The cover layer composed by the metal belt or metal wire usually protects the cable from the outside mechanic force.

Note:The metal belt protects the cable in radial direction,and the metal wire protects the cable in longitudinal direction.

2.0.4 Termination

The equipment that is installed at the end of the cable to make the cable connecting with other electric facilities or suspended electric line and keeping insulation to the connection point.

2.0.5 Joint

The equipment connects the cables withconductor,insulation,shield layer and protective layer to make the cable system continue.

2.0.6 Cable dividing box,cable feeding pillar

The special electric connecting facilities that complete the collecting and dividing functions of the cable system in electric distribution system,but mostly do not have the secondary assistant configuration like control,measurement and so on.

2.0.7 Cable accessories

General designation of the cable components such as termination,connection,(oil-filled cable)pressure box,crossing interconnection box,grounding box,protection layer protector and so on.

2.0.8 Cable rack

General designation of the equipments for holding and fixing cable after the cable is laid and taken its place,including normal rack and tray.

2.0.9 Cable tray

The continuous stiff structural system to support cable and is composed by the direct line segment and non-direct line segment of thesalver(slot),or ladder bed,accessories,rack,hanger and so on.

2.0.10 Cable ducts,cable conduits

The tube that the cable body laid in for protection and can be dragged out to replace if there is failure.There are structural forms like single tube,row tubes and so on.The cable ducts are also called cable tube.

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