Aluminum concentric armoured cable concentrico precio

MATERIAL AND CONSTRUCTION

1. The cable shall be designed and manufactured and the requirements of this specification.

2. Phase Conductor

2.1 The phase conductor shall be circular stranded annealed Aluminum conductors (class 2). The phase conductor shall have a left-hand direction of lay.

2.2 The insulation of the phase conductor shall be red PVC compound. It shall be applied by an extrusion process and shall be spark tested.

2.3 The thickness of insulation, determined, shall be not less than the value of this specification and the smallest of the measured values shall not fall below the value given in the said table by more than (10% + 0.1mm).

3. Concentric Layer

3.1 The neutral conductor shall be concentric and shall be manufactured from plain annealed aluminum wires. 2. The number of wires and the resistance of the neutral conductor shall comply with of this specification.

3.2 The concentric layer shall be applied with a right hand direction of lay.

4. Oversheath

4.1 The oversheath shall be an extruded layer of black PVC compound. The oversheath shall be spark tested.

4.2 The minimum thickness of the oversheath shall not fall below the value given in Table 2 of this specification by an amount more than (15% + 0.1mm).