AS/NZS 3008.1.1:2025
Te paerewa kōwhiri taura mō Ahitereiria, putanga 2025. Ka tīmata ngā mahi AU hou i te taputapu taura ki tēnei. Ka hōmai i ngā reiti iahiko, te aukati me te reactance, ngā correction factors mō te ara, me te K. Ka pānui te taputapu Rahi Taura DC i āna reiti d.c. me te heke voltage d.c.
Ngā tuhipoka
- Putanga e whakahuatia ana
- AS/NZS 3008.1.1:2025
- Ngā whakatikatika kua whakamahia
- Kāore he whakatikatika i whakaingoatia i te puna (22 Table)
- Tūtohi i arotakehia whakamutunga
- 27 Sept 2026
- Ngā tūtohi
- 22: 22 kua whakamanatia
- Ngā Clause
- 3
Kāore he kupu o te paerewa i tuhia anō ki konei. He āwhina hoahoa a AmpSize. Whakamanatia ngā hua ki te paerewa o nāianei.
Ngā ihirangi (25)
Ngā Clause (3)
Whakatika pāmahana taiao
Ka whakatika te taputapu Rahi Taura DC i ngā reiti d.c. ki te pāmahana taiao ka whakauru koe. Ko ngā reiti he mō te hau 40 °C, he mō te oneone 25 °C rānei. Mō tētahi hua NZ, ka whakamahi te taputapu i te hau 30 °C taunoa, ā, ka tohua te hua hei derived.
Ngā taputapu e pānui ana i tērā:
E whakahuahia ana e 1
rohe heke voltage d.c.
Ka whakatauhia e te taputapu Rahi Taura DC tōna rohe heke voltage mai i te momo puna hiko o tēnei clause. Ka whakamahi ia i te 10 % mō te ELV, me te 5 % mō te LV i runga i te whatunga. Ka whakamahi ia i te 7 % mai i tētahi substation motuhake, ā, i te 11 % mō tētahi pūnaha takitahi.
Ngā taputapu e pānui ana i tērā:
heke voltage d.c.
Ka mahi te taputapu Rahi Taura DC i te heke e ai ki tēnei clause. Ka whakareia e ia te d.c. mV/A.m ki te iahiko me te roa o te ara, kotahi te ara. Ka uru te mV/A.m ki ngā kaikawe e rua.
Ngā taputapu e pānui ana i tērā:
Ngā tūtohi (22)
Correction factors for four-core and five-core cable carrying third harmonic current
I te putanga 2025, ka pānui te taputapu Correction Factors i te correction factor harmonic tuatoru i konei, Table 3.4.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 24. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Current ratings, single-core cable, two cables per circuit, thermoplastic 75 °C
I te putanga 2025, ka pānui te taputapu rahi taura i tēnei tūtohi mō te taura thermoplastic kotahi-core i runga i te ara iahiko wāhanga kotahi. Ka hoatu ia i te reiti i tāngia, i te parahi, i te konumohe rānei mō ia tikanga whakaurunga.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 30–31. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Current ratings, single-core cable, two cables per circuit, cross-linked 90 °C
I te putanga 2025, ka pānui te taputapu rahi taura i tēnei tūtohi mō te taura cross-linked kotahi-core i runga i te ara iahiko wāhanga kotahi. Ka hoatu ia i te reiti i tāngia, i te parahi, i te konumohe rānei mō ia tikanga whakaurunga.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 32–33. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Current ratings, single-core cable, three cables per circuit, thermoplastic 75 °C
I te putanga 2025, ka pānui te taputapu rahi taura i tēnei tūtohi mō te taura thermoplastic kotahi-core i runga i te ara iahiko wāhanga toru. Ka hoatu ia i te reiti i tāngia, i te parahi, i te konumohe rānei mō ia tikanga whakaurunga.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 36–37. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Current ratings, single-core cable, three cables per circuit, cross-linked 90 °C
I te putanga 2025, ka pānui te taputapu rahi taura i tēnei tūtohi mō te taura cross-linked kotahi-core i runga i te ara iahiko wāhanga toru. Ka hoatu ia i te reiti i tāngia, i te parahi, i te konumohe rānei mō ia tikanga whakaurunga.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 38–39. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Current ratings, multicore cable with three or four cores, thermoplastic 75 °C
I te putanga 2025, ka pānui te taputapu rahi taura i tēnei tūtohi mō tētahi taura multicore thermoplastic. Ka hoatu ia i te reiti i tāngia, i te parahi, i te konumohe rānei mō ia tikanga whakaurunga. He rerekē ngā reiti buried-direct tae atu ki te 10 mm² i te 2017.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 48–49. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai correction factor, Arotake ara iahiko o nāianei me Tātaitai ara iahiko mōtā.
Current ratings, multicore cable with three or four cores, cross-linked 90 °C
I te putanga 2025, ka pānui te taputapu rahi taura i tēnei tūtohi mō tētahi taura multicore cross-linked. Ka hoatu ia i te reiti i tāngia, i te parahi, i te konumohe rānei mō ia tikanga whakaurunga. He rerekē ngā reiti buried-direct tae atu ki te 10 mm² i te 2017.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 50–51. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Current ratings (d.c.), two single-core cables, thermoplastic 75 °C
Ka pānui te taputapu Rahi Taura DC i te reiti d.c. kua tuhia ki konei mō ngā taura single-core thermoplastic e rua, parahi, konumohe rānei, mō ia tikanga whakaurunga.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 54–55. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Current ratings (d.c.), two single-core cables, cross-linked 90 °C
Ka pānui te taputapu Rahi Taura DC i te reiti d.c. kua tuhia ki konei mō ngā taura single-core cross-linked e rua, parahi, konumohe rānei, mō ia tikanga whakaurunga.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 56–57. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
E whakahuahia ana e 1
Current ratings (d.c.), 2-core cable, thermoplastic 75 °C
Ka pānui te taputapu Rahi Taura DC i te reiti d.c. kua tuhia ki konei mō tētahi taura 2-core thermoplastic, parahi, konumohe rānei, mō ia tikanga whakaurunga.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 60–61. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
E whakahuahia ana e 1
Current ratings (d.c.), 2-core cable, cross-linked 90 °C
Ka pānui te taputapu Rahi Taura DC i te reiti d.c. kua tuhia ki konei mō tētahi taura 2-core cross-linked, parahi, konumohe rānei, mō ia tikanga whakaurunga.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 62–63. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Correction factors for bunched circuits, buried circuits and underground wiring enclosures
Ka pānui ngā taputapu Rahi Taura, Correction Factors me Rahi Taura DC i te tauwehe whakatika whakarōpūtanga i konei mō te whakaritenga ka kōwhiria e koe.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 73, 76, 78, 80, 82. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai rahi taura DC, Tātaitai correction factor me Arotake ara iahiko o nāianei.
Correction factors for single-core circuits on trays, ladders, racks and cleats in air
I te putanga 2025, ka pānui ngā taputapu rahi taura, Correction Factors me te DC cable size i tēnei tūtohi mō ngā ara iahiko kotahi-core i runga i te cable tray, i te ladder, i te rack, i ngā cleats rānei. He ōrite ngā uara i tāngia ki te 2017.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 74. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai rahi taura DC, Tātaitai correction factor me Arotake ara iahiko o nāianei.
Correction factors for multicore cables on trays, ladders, racks and cleats in air
I te putanga 2025, ka pānui ngā taputapu rahi taura me Correction Factors i tēnei tūtohi mō ngā taura multicore i runga i te cable tray, i te ladder, i te rack, i ngā cleats rānei. Ka pānui te taputapu DC cable size i tēnei mō ngā taura 2-core. He ōrite ngā uara i tāngia ki te 2017.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 75. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai rahi taura DC, Tātaitai correction factor me Arotake ara iahiko o nāianei.
Correction factors for ambient air and soil temperature
Ka pānui ngā taputapu Rahi Taura, Correction Factors me Rahi Taura DC i te tauwehe whakatika pāmahana taiao i konei. Ka hoatu te Table 3.44 i te tauwehe hau, ā, ko te Table 3.45 te tauwehe oneone. He rerekē ētahi tauwehe i te 2017.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 84–85. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai rahi taura DC, Tātaitai correction factor me Arotake ara iahiko o nāianei.
Correction factors for depth of laying
Ka pānui ngā taputapu Rahi Taura, Correction Factors me Rahi Taura DC i te tauwehe hōhonutanga tanu i konei mō tētahi ara kua tanu.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 85–86. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai rahi taura DC, Tātaitai correction factor me Arotake ara iahiko o nāianei.
E whakahuahia ana e 1
Correction factors for soil thermal resistivity
Ka pānui ngā taputapu Rahi Taura, Correction Factors me Rahi Taura DC i te soil thermal resistivity factor i konei mō tētahi ara kua tanu.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 86. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai rahi taura DC, Tātaitai correction factor me Arotake ara iahiko o nāianei.
E whakahuahia ana e 1
Reactance at 50 Hz and a.c. resistance at 50 Hz
I te putanga 2025, ka pānui ngā taputapu heke voltage, piki voltage, loop impedance me rahi taura i te aukati me te reactance i konei. He ōrite ngā uara i tāngia ki te 2017. Ka pānui te loop power budget i te aukati o te kaikawe.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 96–97, 102–103. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai heke voltage, Tātaitai earth fault loop impedance, Tātaitai Piki Voltage, Loop power budget mō ngā loop 4-20 mA, Arotake ara iahiko o nāianei, Tātaitai taumata hapa me Tātaitai heke voltage katoa.
d.c. resistance at the maximum conductor temperature
Te aukati d.c. o ia rahi i tōna pāmahana kaikawe nui rawa. Ka mahi te tikanga d.c. o te taputapu heke voltage i te heke hei 2 × I × R × L mai i tērā. Ka mahi te taputapu Rahi Taura DC i te heke mai i te d.c. mV/A.m hei whakakapi.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 104–105, 108–109. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
E whakahuahia ana e 2
d.c. voltage drop (mV/A.m) at the maximum conductor temperature
Ka pānui te taputapu Rahi Taura DC i te d.c. mV/A.m o ia rahi i konei. Ka whakareia e ia taua uara ki te iahiko me te roa o te ara.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 123, 126, 131, 134. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
E whakahuahia ana e 1
Values of constant K for determination of permissible short-circuit currents
Ka hoatu tēnei table i tētahi K mō ia rauemi me ia insulation. Ka pānui ngā taputapu rahi taura me fault rating i te K mai i ngā raraunga rohe short-circuit anō.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 152. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai fault rating taura, Arotake ara iahiko o nāianei me Trip curve MCB me te rohe taura.
E whakahuahia ana e 1
Short-circuit K values and temperature limits
I te putanga 2025, ka pānui ngā taputapu fault rating me rahi taura i te K me ngā tepe pāmahana o te kaikawe i konei mō te arotake adiabatic. Ka tā te K ki tētahi wāhanga ahuawa kotahi.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 152–153. I tirohia 27 Sept 2026.
Ngā taputapu e pānui ana i tērā:
Tātaitai rahi taura, Tātaitai fault rating taura, Arotake ara iahiko o nāianei me Trip curve MCB me te rohe taura.
Ngā aratohu me ngā whārangi ako e whakahua ana i tēnei (13)
- GuideHow many amps can 2.5 mm² carry in Australia?
- GuideWhat size cable for power points in Australia?
- Guide12 V caravan cable: d.c. voltage drop
- GuideThree circuits in a hot ceiling: correction factor
- GuideAS/NZS 3008.1.1 table numbers: 2017 to 2025
- GuideAS/NZS 3008 Table 13 (now 3.18): multicore ratings
- GuideAS/NZS 3008 Table 22 (now 3.33): bunched grouping
- GuideAS/NZS 3008 Table 27 (now 3.44, 3.45): temperature
- GuideDC cable size: 48 V battery and 600 V PV array
- GuideAS/NZS 3008.1.1:2025: what changed from 2017
- LearnAS/NZS 3008.1.1:2025: what the AU part covers
- LearnCorrection factors in the 2017 and 2025 editions
- LearnDC voltage drop and conductor resistance