Electricity Asset Management Plan 2019-2029
270
Vector Limited://
Constraint relieved by load transfer to theCBD 22kVdistribution network Constraint relieved by CBD subtransmission reinforcement Constraint relieved by the installation of HobsonvillePoint zone substation
Hobson 22/11kV
44 45 46 47 48 49 50 51 52 53 54 55 57 58 59 60 61 62 63 64 65 66 67 68 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 56 69
18 50 22 41 20
18 N-1
8
98%
18 80 15 48 15
109% No constraintwithin +5 years 108% No constraintwithin +5 years 194% No constraintwithin +5 years 84% No constraintwithin +5 years 128% No constraintwithin +5 years
Hobson 22kV
40 N-1 switched
37
125%
Hobsonville
15 N-1 switched
22 16 20 17 23
143%
Howick
Meets Vector security criteria
48 N-1
85%
James Street Keeling Road
Meets Vector security criteria when combined with 11kVbackup
15 N-1 switched - N-1 switched
132%
Meets Vector security criteria
8
-
-
No constraintwithin +5 years
Kingsland Laingholm Lichfield Liverpool
Meets Vector security criteria when combined with 11kVbackup
24
24 N-1
98% 94% 88% 70% 71%
24
105% No constraintwithin +5 years 88% No constraintwithin +5 years
Meets Vector security criteria Meets customers security criteria Meets Vector security criteria Meets Vector security criteria
9
9 N-1
9
9
18 34
20 N-1 48 N-1 140 N-1
-
20 48
88% Other
22 57 16
74% No constraintwithin +5 years 69% No constraintwithin +5 years 65% No constraintwithin +5 years
Liverpool 22kV MangereCentral
100
150
Constraint relieved by the installation of the third transformer
29
24 N-1 switched
121%
48
MangereEast
Constraint relieved by load transfer to ManagereCentral substation
32
24 N-1 switched
23
131%
24
143% No constraintwithin +5 years
MangereWest
Constraint relieved by load transfer to ManagereCentral substation Meets Vector security criteria when combined with 11kVbackup
25 20 32 51 17 11 42 9
30 N-1
3
84%
30 14 48 48 18 24
127% No constraintwithin +5 years 140% No constraintwithin +5 years 69% No constraintwithin +5 years 103% No constraintwithin +5 years 51% No constraintwithin +5 years 106% No constraintwithin +5 years No constraintwithin +5 years 87% No constraintwithin +5 years No constraintwithin +5 years No constraintwithin +5 years 84% No constraintwithin +5 years 106% No constraintwithin +5 years 137% No constraintwithin +5 years No constraintwithin +5 years No constraintwithin +5 years 66% No constraintwithin +5 years 99% No constraintwithin +5 years No constraintwithin +5 years 95% No constraintwithin +5 years 81% No constraintwithin +5 years 95% No constraintwithin +5 years 124% No constraintwithin +5 years 65% No constraintwithin +5 years 85% No constraintwithin +5 years 106% No constraintwithin +5 years 88% No constraintwithin +5 years 44% Other 77% No constraintwithin +5 years
Manly
14 N-1 switched
20 27 33 17 11 30 13 16 14 3 8
145%
Manukau Manurewa Maraetai McKinnon
Meets Vector security criteria
48 N-1
66%
Meets Vector security criteria when combined with 11kVbackup
48 N-1 switched
105%
Meets Vector security criteria Meets Vector security criteria Meets Vector security criteria Meets Vector security criteria Meets Vector security criteria
18 N-1 24 N-1
48% 72%
Mcleod Road
- N
-
-
McNab Milford
48 N-1
88%
48
8 7
- N
- -
- -
MtAlbert
Meets Vector security criteria when combined with 11kVbackup
- N-1 switched
MtWellington
Meets Vector security criteria Meets Vector security criteria
20 14
24 N-1 14 N-1
81% 99%
24 14
NewLynn
Constraint relieved by the installation of additional capacity at Newmarket substation Constraint relieved by load transfer to theCBD 22kVdistribution network Meets Vector security criteria when combined with 11kVbackup
Newmarket
33
48 N-1
32
69%
72
Newton
23
19 N-1 switched
20
121%
19
Ngataringa Bay
7 9
- N - N
7 9
- -
- -
Northcote Onehunga
Meets Vector security criteria
Constraint relieved by subtransmission circuit replacement
15 21
15 N-1 switched
14 16
101%
24 22
Orakei Oratia Orewa Otara
Meets Vector security criteria Meets Vector security criteria
22 N-1
99%
6
- N-1 switched 15 N-1 switched
7
-
-
Constraint relieved by 11kV switchgear replacement
18 28 20 23 28 10 16 22 43 14 27 12 22 23 15 22
18 27
117%
24 36 44 24 23 18 18 24 60
Meets Vector security criteria Meets customers security criteria Meets Vector security criteria
36 N-1 44 N-1 24 N-1
79% 44% 98%
Pacific Steel Pakuranga
-
16
Papakura
Meets Vector security criteria when combined with 11kVbackup
23 N-1 switched
9
118%
Parnell
Meets Vector security criteria
14 N-1
16 13 21 38 14 24 12 25 11 15 22
71%
Ponsonby
Constraint relieved by subtransmission circuit replacement
14 N-1 switched
109%
Quay
Constraint relieved by load within theCBD 22kVdistribution network
24 N-1 60 N-1
92% 72%
Quay 22kV
Meets Vector security criteria Meets Vector security criteria
Ranui
- N
-
-
No constraintwithin +5 years
Remuera
Constraint relieved by load transfer to Newmarket substation Constraint relieved by theWaimauku transformer upgradeand 11kV cableproject
24 N-1 switched
113%
24
121% No constraintwithin +5 years
Riverhead Rockfield Rosebank Rosedale
9 N-1 switched
131%
9
140% No constraintwithin +5 years 90% No constraintwithin +5 years 105% No constraintwithin +5 years 73% No constraintwithin +5 years 154% No constraintwithin +5 years
Meets Vector security criteria
24 N-1
90%
24 22 24 14
Meets Vector security criteria when combined with 11kVbackup Constraint relieved by the installation of thesecond transformer
22 N-1 switched
105%
- N
-
SabuliteRoad
Constraint relieved by transformer capacity upgrade
14 N-1 switched
156%
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