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.

Kua manatokotia: pānuitia ki te paerewa tā, whārangi 85–86. I tirohia 27 Sept 2026.

Ngā unit: Depth m

Ko ēnei ngā uara e tuhia ana e AmpSize. Kāore he kupu o te paerewa e tuhia ana. Whakamanahia ki te paerewa o nāianei.

Kimihia tētahi rārangi

10 rārangi

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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