5 copper 2.5mm2 control cable,pvc control electrical cable
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China [CN] Application of electrical cable
For supervisory electrical equipment, station control circuits, outdoor, suitable installation in dry or wet cable treches.
Construction of electrical cable
Conductor Concentric Stranded copper wireInsulation PVC Black colorIdentification Printed White number on the surface of Black insulationFiller Suitable fillerBinding tape Suitable tapeInner sheath PVC Black colorShield Annealed copper tapeBinding tape Suitable tapeOuther Sheath PVC Black color
Parameters of electrical cable
| 5 Core CVV-S Control Cable | ||||||||||
| No.of core | Nominal cross-sectional area sq.mm | No.&dia.of wires No./mm | Thickness of insulation mm | Thickness of inner sheath mm | Thickness of outer sheath mm | Overall diameter (Approx.)mm | Maximum conductor resistance (at 20C)Ohm/km | Minimum insulation resistance (at 70C) Ohm/km | Cable weight (Approx.)kg/km | Standard Length m |
| 5 | 0.5 | 7/0.30 | 0.8 | 1 | 1.8 | 14.5 | 36 | 0.0162 | 250 | 500/D |
| 0.75 | 7/0.37 | 0.8 | 1 | 1.8 | 15 | 24.5 | 0.0142 | 280 | 500/D | |
| 1 | 7/0.40 | 0.8 | 1 | 1.8 | 15.5 | 18.1 | 0.0135 | 295 | 500/D | |
| 1.5 | 7/0.50 | 0.8 | 1 | 1.8 | 16.5 | 12.1 | 0.0115 | 345 | 500/D | |
| 2.5 | 7/0.67 | 0.8 | 1 | 1.8 | 18 | 7.41 | 0.0093 | 445 | 500/D | |
| 4 | 7/0.85 | 1 | 1 | 1.8 | 20.5 | 4.61 | 0.0092 | 620 | 500/D | |
| 6 | 7/1.04 | 1 | 1 | 1.8 | 22.5 | 3.08 | 0.0078 | 780 | 500/D |
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