Vector Electricity Asset Management Plan— 2020 Update
Meets Vector security criteria dueto sufficient 11kVbackup
Quay 22kV
34.4 12.9 26.7 11.5 22.4 21.6 13.6 21.1 21.2 25.0 11.8 19.2 17.7 15.9 10.9 17.2 18.0 5.8 7.1
60 N-1
31.8 14.2 24.1 12.5 24.2 10.4 11.9 17.1 21.1 21.7 17.2 19.3 33.7 13.5 11.0 10.7 16.2 6.3 6.3
57%
60
84% No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years 99% No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years 108% No constraint within +5 years 116% 144% 91% 68% 147% 97% 110% 69% 103% 75% 110% 79% No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years 69% No constraint within +5 years No constraint within +5 years No constraint within +5 years No constraint within +5 years 154% 98% 82% 93% No constraint within +5 years 122% 49%
85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
Meets Vector security criteria
Ranui
-
N-1 switched N-1 switched N-1 switched
-
-
Remuera Riverhead Rockfield Rosebank Rosedale
24
111% 128%
24
Meets Vector security criteria dueto sufficient 11kVbackup
Constraint relieved by newWiriWestsubsta�on
9
9
24 22
N-1 N-1
93%
24 22 24 14 24 24 24 21 24 14 24 18 24 14 24
Meets Vector security criteria
Meets Vector security criteria when combined with 11kVbackup Constraint relieved by theinstalla�on of thesecond transformer
100%
24 N-1
57%
Constraint relieved by transformer capacity upgrade
SabuliteRoad Sandringham Simpson Road Snells Beach South Howick
14
N-1 switched
151%
24 N-1
88%
Meets Vector security criteria when combined with 11kVbackup
Meets Vector security criteria
- -
N-1 switched
- -
- -
N
Constraint relieved by theinstalla�on of a network ba�ery Meets Vector security criteria when combined with 11kVbackup Constraint relieved by theinstalla�on of thesecond transformer Meets Vector security criteria when combined with 11kVbackup
24
N-1 switched N-1 switched
104%
Spur Road St Heliers
-
-
21 N-1 24 N-1
91% 74%
St Johns
Meets Vector security criteria
Sunset Road Swanson Sylvia Park
14
N-1 switched N-1 switched
114%
Meets Vector security criteria when combined with 11kVbackup
100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121
Meets Vector security criteria Meets Vector security criteria
-
-
-
24 18
N-1 N-1
72%
Constraint relieved by transformer capacity upgrade
Takanini Takapuna Te Atatu Te Papapa
100%
9.5
-
N
9.5
-
Constraint relieved by theinstalla�on of thesecond transformer
21.9 20.7
14
N-1 switched
12.0 16.3
156%
Constraint relieved by transformer capacity upgrade
24 N-1
86%
Meets Vector security criteria Meets Vector security criteria Meets Vector security criteria
Torbay
9.0
-
N
9.0
-
-
TriangleRoad
14.7
12
N-1 switched
14.8
123%
18
Constraint relieved by load transfer to theCBD22kVdistribu�on network
Victoria
20.2
22
N-1
16.1
92%
22
Waiake Waiheke
8.9
-
N-1 switched
9.8 3.2 7.7 8.0
-
-
Meets Vector security criteria Meets Vector security criteria Meets Vector security criteria
10.0
15
N-1
67%
15
Waikaukau Waimauku Wairau Road
7.5
-
N-1 switched
- -
- -
Constraint relieved by transformer upgrade+11kVcableproject Meets Vector security criteria when combined with 11kVbackup Constraint relieved by theOmaha substa�ob and theBESS at Snells Beach and Warkworth South
10.7 19.3
- N
16
N-1 switched
19.9
121%
16
Warkworth
20.0
18
N-1 switched
18.7
111%
18
144%
No constraint within +5 years
Meets Vector security criteria
Wellsford Wes�ield Westgate
8.5
9 N-1
6.7
94%
9
92%
No constraint within +5 years No constraint within +5 years No constraint within +5 years
24
103%
24 24 32 48
114%
Meets Vector security criteria when combined with 11kVbackup
24.7
N-1 switched
21.0
4.4
24 N-1 32 N-1 48 N-1
1.5
18% 84% 88%
65%
Meets Vector security criteria Meets Vector security criteria
WhiteSwan
27.2 42.0
17.1 20.2
105% No constraint within +5 years 99% No constraint within +5 years
Constraint relieved by newWiriWestsubsta�on
Wiri
Woodford
9.1
-
-
No constraint within +5 years
Meets Vector security criteria
9.1
-
N
¹ Extendforecastcapacitytable as necessaryto discloseallcapacitybyeach zone substation
— 38
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