شركة الخليج للكابلات والصناعات الكهربائية

Low Voltage Cables/Current Ratings And Voltage Drop List/Rating Factors for Depths of Laying for cables laid Direct In Ground or In Ducts

Rating Factors for Depths of Laying for cables laid Direct In Ground or In Ducts:

Depth Laying	Cables Laid Direct in Ground			Cables Laid in Ducts
Meter	Upto 50 Sqmm²	700 Sqmm² to 300 Sqmm²	Above 300 Sqmm²	Single core	Multi core
0.5	1.000	1.000	1.000	1.000	1.000
0.6	0.990	0.985	0.971	0.980	0.980
0.75	0.976	0.965	0.952	0.958	0.987
0.8	0.971	0.960	0.945	0.950	0.979
1.0	0.951	0.930	0.924	0.930	0.960
1.25	0.941	0.920	0.894	0.900	0.950
1.5	0.931	0.901	0.874	0.891	0.940
1.75	0.921	0.890	0.864	0.880	0.940
2.0	0.910	0.880	0.854	0.871	0.930
2.5	0.900	0.871	0.844	0.860	0.930
3.0 or more	0.891	0.849	0.824	0.851	0.920

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