Te whakamaramatanga hua
JN17-12/50 (ko te momo tawhito ko JN15-12/50) te raupapa o roto i te ngaohiko teitei o te whakawhiti whenua he hoahoa hou me te hua pai ake o tatou e ai ki te momo ESI, kua huihui te hanganga, e tika ana ki te punaha hiko hiko me te 3-10KV , Tuatoru-waahanga, AC 501601Hz, tautoko me nga momo momo whakawhiti HV me te whakamarumaru whenua. Kua tutuki ki te paerewa GB1985-2004 me IEC129.
Te ahua mahi
1. Ambient pāmahana:-10°Ckotahi+40°C
2. Te teitei:1000m Isensor teitei:140mm)
3. Te haumākū pātahi: Ra toharite haumākū whanaunga w 95% Marama haumākū āhua w
4. Te rū whenua: w 8degree
5. Tohu paru: II
Te nuinga o nga tawhā hangarau
| Tūemi | Waeine | Raraunga | |
| Ngaohiko whakatau | KV | 12 | |
| I whakatauhia te wa poto ka tu i naianei (pumau wera) | TE | 50 | |
| Whakatauhia te ara iahiko poto te tu ki te wa | S | 4 | |
| Whakatauhia ia iahiko poto hanga naianei | TE | 125 | |
| Ko te tihi kua whakatauhia ka mau i naianei (pumau hihiko) | TE | 125 | |
| Kua whakatauhia te taumata whakamarumaru | I whakatauhia te wa poto te kaha o te kaha ki te tu i te ngaohiko | KV | 42 |
| Ko te hihiko uira kua whakatauhia ka tu ki te ngaohiko | 75 | ||
| Te Ora Miihini | wā | 2000 |
◎ JN17-12/50earthing switch（ES-10/31.5） Whakahuahua me te rahinga whakaurunga
Paraka kapeka parahi
Hoahoa waahi poka
| Whakatakotoranga | ME | F | G | H | D |
| JN17-12/5O-21O | 210 | 50 | 185 | 655 | 516 |
| JN17-12/50-220 | 220 | 50 | 185 | 675 | 536 |
| JN17-12/50-230 | 230 | 50 | 85 | 695 | 556 |
| JN17-12/50-250 | 250 | 50 | 185 | 735 | 596 |
| JN17-12/50-275 | 275 | 50 | 210 | 810 | 646 |
Tono tuhipoka tohu tohu hua, te tawhiti waenga i waenga i nga pou, mena ka whakaatuhia e te taputapu whakaatu hiko me te kore ranei e hiahiatia ana, kare ranei Tena koa tirohia te roa hono ngawari ina ota (L = 250mm).
Tena koa korero mai ki a maatau mena he tono motuhake taau.
