AS/NZS 3008.1.1:2025

Table 3.46, 3.47

Correction factors for depth of laying

The cable size, correction factors and DC cable size tools read the burial depth factor here for a buried route.

已核验：对照印刷版标准阅读，页码 85–86。检查于 27 Sept 2026。

单位：Depth m

这些是 AmpSize 所编码的数值。不转载标准原文。请依据现行标准核对。

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Table 3.46, 3.47, Correction factors for depth of laying
Depth (m)	Buried direct up to 50	Buried direct 50 to 300	Buried direct over 300	Underground enclosure single core	Underground enclosure multicore	Factor
0.5	1	1	1	1	1	1
0.6	0.99	0.98	0.97	0.98	0.99	0.99
0.8	0.97	0.96	0.94	0.95	0.98	0.97
1	0.95	0.93	0.92	0.93	0.96	0.95
1.25	0.94	0.92	0.89	0.91	0.95	0.94
1.5	0.93	0.9	0.87	0.89	0.94	0.93
1.75	0.92	0.89	0.86	0.88	0.94	0.92
2	0.91	0.88	0.85	0.87	0.93	0.91
2.5	0.9	0.87	0.84	0.86	0.92	0.9
3	0.89	0.85	0.82	0.85	0.91	0.89

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