AS/NZS 3008.1.1:2025

Table 3.48

Correction factors for soil thermal resistivity

The cable size, correction factors and DC cable size tools read the soil thermal resistivity factor here for a buried route.

Na-verify: binasa laban sa naka-print na standard, mga pahina 86. Na-check noong 27 Sept 2026.

Mga unit: Resistivity K·m/W

Ito ang mga value na ine-encode ng AmpSize. Walang text ng standard na inilalathala. I-verify laban sa kasalukuyang standard.

Maghanap ng row

8 na row

Table 3.48, Correction factors for soil thermal resistivity
Resistivity (K·m/W)	Multicore buried direct	Single core buried direct	Multicore in enclosure	Two single core in enclosure	Three single core in enclosure	Factor
0.8	1.09	1.16	1.03	1.06	1.08	1.09
0.9	1.07	1.11	1.02	1.04	1.06	1.07
1	1.04	1.07	1.02	1.03	1.04	1.04
1.2	1	1	1	1	1	1
1.5	0.92	0.9	0.95	0.94	0.92	0.92
2	0.81	0.8	0.88	0.86	0.83	0.81
2.5	0.74	0.72	0.83	0.8	0.77	0.74
3	0.69	0.66	0.78	0.75	0.71	0.69

Mga tool na bumabasa nito (4)