SandC Mark Circuit Switcher Canjawa da Jagoran Umarnin Kariya

Madaidaitan sharuɗɗan siyarwa na mai siyar da aka bayyana a cikin Taswirar Farashin 150 ana amfani da su, sai dai kamar yadda aka gyara a ƙarƙashin “Sharuɗɗan Garanti na Musamman” a shafi na 3 da “Garanty Cancanta-cations” a shafi na 4.

Musamman Ga Wannan Samfurin

HADA DA
Mark V Circuit-Switcher yana amfani da na'ura mai ba da hanya tsakanin hanyoyin sadarwa da keɓancewa da keɓance haɗin kai, yana mai da shi musamman don sauyawa da kariya ta masu canji, layuka, igiyoyi, bankunan capacitor, da na'urorin shunt mai haɗin layi ko na uku. Mark V Circuit-Switcher ya dace da aiki akai-akai na dogon lokaci tare da ƙaramin ma'ana. Yana da ikon rufewa, ɗaukarwa, da katse magudanar kurakurai gami da ɗaukar nauyi, kuma yana amfani da inter-rupters waɗanda aka keɓance da tattalin arziƙi don takamaiman aikace-aikacen ta amfani da ainihin adadin gibin da ake buƙata. Waɗannan masu katsewa ba su da tasiri idan an yi su da tsarin ci gaba voltage na tsawon lokaci sakamakon barin budewa tare da rufe igiyoyin cire haɗin don kowane dalili. Mark V Circuit-Switcher yana samuwa a cikin nau'i uku-na tsaye-hutu, hutu na tsakiya, da lamba.

AIKIN WUTA
High-gudun, high-torque ikon aiki na S&C Mark V Circuit-Switchers ake bukata don samar da sau biyu wajibi-zagayowar kuskure-ƙididdigar ratings na 30,000 amperes, RMS, madaidaicin mataki uku, 76,500 ampya kasance kololuwa don salon hutu na tsaye da na'urorin kewaya-salon lamba; da ƙididdige ƙididdiga na rufe kuskure na sake zagayowar lokaci biyu na 40,000 amperes, RMS, madaidaicin mataki uku, 102,000 amperes kololuwa ga tsakiyar-break style circuit-switchers. Dubi sashin "Tasilin Ƙididdigar Rufe Laifin". Ayyukan wutar lantarki na Mark V Circuit-Switchers kuma yana ba da buɗewa da rufewa ba tare da jinkiri ba ƙarƙashin ¾-inch (19-mm) ƙirƙira ƙanƙara don tsararren-tsaye da salon lamba, 1½-inch (38-mm) ƙirar ƙanƙara don salon hutu na tsakiya, kusancin tsaka-tsakin lokaci, tsawon rayuwa na rufe lambobi a ƙarƙashin manyan ayyuka na yau da kullun da kuma guje wa canje-canje masu tsayi ta hanyar wuce gona da iri. prestrike arcing. Ana ba da Mark V Circuit-Switchers tare da babban aiki mai sauri, babban ƙarfin wutar lantarki ta ƙara Nau'in CS-1A Switch Operators. Koma zuwa S&C Specifica-tion Bulletin 719-31 don cikakkun bayanai akan Nau'in CS-1A Masu Canjawa.

Don babban-gurguwa na Mark V Circuit-Switchers mai aiki da wutar lantarki, ƙara na'urar S&C Shunt-Trip na zaɓi na zaɓi. Dubi Table 7 a shafi na 11. Wannan na'urar ta shunt-tafiye tana ba da katsewar kewayawa mai sauri (8-cycle). Ana buƙatar Nau'in CS-1A Switch Operator idan an ƙayyade na'urar shunt-trip.

TUSHEN KIMANIN RUFE LAFIYA
Ƙimar rufe kuskure na sake zagayowar lokaci biyu, kamar yadda aka tsara a sama da kuma akan shafuka masu nasara, shafi Mark V Circuit-Switchers lokacin da Nau'in Canjawar Nau'in CS-1A ke ƙarfafa kuma sun dogara ne akan aiki kamar haka:

1. Na'urar kewayawa tana iya aiki na rufe kuskure guda biyu wanda ya ƙunshi rufewa da ɗaukarwa na tsawon daƙiƙa uku.

2. Bayan kowane lokaci da ya ƙunshi ko dai ɗaya ko biyu ayyuka na rufe kuskuren da aka ƙididdige su a halin yanzu, dole ne a bincika na'urar kewayawa kuma a yi duk wani gyara ko maye gurbin lambobi don mayar da na'urar zuwa yanayinta.

AIKI DA HANNU

Salon-integer, salon hutu a tsaye, da salon hutun tsakiya Mark V Circuit-Switchers (tare da sansanonin walda-aluminum extruded) - duk suna nan don gudanar da aikin hannu. Na'urori masu juyawa da hannu, duk da haka, ba sa samar da fasalulluka na aikin da ake samu tare da masu sauya wutar lantarki da aka bayyana a cikin sashin "Aikin Wuta" a shafi na 2 kamar ƙimar rufe kuskure da buɗewa da rufewa a ƙarƙashin samuwar kankara, kuma ba za a iya samar musu da na'urar shunt-tafiya ba. Har ila yau, don aikin Mark V Circuit-Switchers da hannu, matakin daidaitawar buɗewa da rufewa na raka'a guda uku ya dogara da shigarwa mai kyau da daidaita tsarin aiki-da kuma saurin cranking a hannun mai aiki-kuma dole ne a yi la'akari da shi wajen kafa saitunan relay na ƙasa. Idan ana son aiki da hannu, saka Hannun Hannun Aikin Manual Geared S&C da aka jera a Tebu 9 a shafi na 15.

HAWAN DA'AWA-Switchers

Babban saurin aiki yana ba da damar da yawa na Mark-V Circuit-Switcher's ingantattun fasalulluka lokacin da ake sarrafa wutar lantarki (wanda aka kwatanta a shafi na 1) kuma yana haifar da manyan runduna masu ƙarfi waɗanda S&C Dutsen Pedestals aka kera musamman-kuma ana ba da shawarar sosai. (Dubi Tebu na 13 a shafi na 17.) A madadin haka, ana iya shigar da na'urorin da'ira akan ginshiƙan ƙarfe na mai amfani ko kayan tallafi, waɗanda dole ne su dace da ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun juzu'ai da aka nuna akan takaddun bayanan da aka jera a cikin Table 1.

Tebur 1. Ma'auni na Ƙimar Ƙimar Ƙarfi mai ƙarfi

Salon kewayawa-Switcher da Rating

Ƙayyadaddun Load ɗin Tsayayye da Mai Tsayi

Tsaye-tsaye, 34.5 zuwa 161 kV

Takardar bayanan 711-300

Hutu na tsakiya, 230kV:
extruded-aluminum waldi tushe

Takardar bayanan 711-301

Hutu na tsakiya, 345kV:
aluminum-sheathed karfe weldment tushe

Takardar bayanan 711-302

lamba, 34.5 zuwa 69 kV

Takardar bayanan 711-303

KABATA
Mark V Circuit-Switchers ba su haɗa da masu haɗawa ba. Akwai masu haɗa nau'ikan haɗin kai daban-daban, kamar yadda aka jera a Table 8 a shafi na 14. Ƙayyade adadi da adadin kasida na masu haɗin da ake so.
Masu juyawa ba su haɗa da hannayen aiki da hannu ba.
Matakan hawa da sandunan anga, idan an shirya su, ba a haɗa su kuma dole ne a yi oda daban. Don hawa ƙafafu da ƙwanƙolin anka, duba Tebura 13 a shafi na 17.
Masu sauya kewayawa ba su haɗa da sabis na ƙwararrun sabis na filin S&C don kimanta yanayin da'ira-switcher ba.

BABBAN BAYANI
Lokacin da za a samar da Mark V Circuit-Switchers tare da masu haɗin kai na musamman (ciki har da duk faɗaɗawa, compres-sion, da nau'ikan masu gudanarwa da yawa), koma zuwa Ofishin Tallace-tallace na S&C mafi kusa.
Single-, biyu-, da hudu-pole a tsaye-break style da tsakiyar-break style circuit-switchers suna samuwa. Koma zuwa Ofishin Talla na S&C mafi kusa.

SHARUDDAN AIKI DA YA saba

Mark V Circuit-Switchers za su yi kamar yadda aka yi niyya a yanayin zafi tsakanin -40°C zuwa + 40°C (-40°F zuwa
+ 104°F), a tsayin sama da ƙafa 3300 (mita 1000), ●, da kuma lokacin lodin iska har zuwa mil 100 a sa'a guda (kilomita 160 a cikin awa ɗaya).

Mark V Circuit-Switchers, lokacin da aka shigar tare da shawarwarin S&C Dutsen Pedestals da ƙugiya (duba Tebura 13 a shafi na 17), suna da ikon jure lodin girgizar ƙasa na hanzarin ƙasa na 0.2-g a kowace hanya, da kuma yin yadda aka yi niyya yayin wannan loda da kuma bayan haka.
Don aikace-aikace a yanayin zafi waɗanda ba su cikin kewayon ƙayyadaddun kewayon, a mafi tsayi, a manyan lodin iska, ko kuma inda ake buƙatar ƙarfin jurewar girgizar ƙasa, koma zuwa Ofishin Siyarwa na S&C mafi kusa.

GARANTI NA MUSAMMAN
Madaidaicin garanti wanda ke ƙunshe a daidaitattun yanayin siyarwa na mai siyarwa, kamar yadda aka bayyana a cikin Taswirar Farashin 150, ya shafi Mark V Circuit-Switchers da na'urorin haɗi da masu haɗin gwiwar canza canjin, sai dai sakin layi na farko na garantin da aka ce an maye gurbinsu da mai biyowa:

(1) Gabaɗaya: Mai siyarwar ya ba da garantin ga mai siye na tsawon shekaru biyar daga ranar jigilar kayayyaki da kayan aikin da aka kawo za su kasance nau'i da inganci da aka ƙayyade a cikin kwatancin kwangila kuma ba za su kasance da lahani na aiki da kayan aiki ba. Idan duk wani gazawar da ya dace da wannan garanti ya bayyana ƙarƙashin dacewa da amfani na yau da kullun a cikin shekaru biyar bayan ranar jigilar kaya, mai siyarwar ya yarda, bayan sanarwar da sauri da kuma tabbatar da cewa an adana kayan aikin, shigar, sarrafa, dubawa, da kiyaye su daidai da shawarwarin mai siyar da daidaitaccen aikin masana'antu, don gyara rashin daidaituwa ko dai ta hanyar gyara duk wani ɓarna ko ɓarna na kayan aikin (a wurin da ya dace) na kayan aikin da ya dace.
Sassan maye gurbin da mai siyarwa ya bayar ƙarƙashin garanti na kayan aiki na asali za a rufe su da garantin kayan aiki na asali na tsawon lokacin sa. Abubuwan da aka maye gurbin da aka saya daban za a rufe su da garantin da ke ƙunshe a daidaitattun sharuɗɗan siyarwa na mai siyarwa, kamar yadda aka bayyana a cikin Taswirar Farashin 150.

Ana iya shigar da Mark V Circuit-Switchers a tsayi sama da ƙafa 3300 (mita 1000), amma rashin daidaituwa ga vol BIL.tage zai nema. Koma zuwa Ofishin Talla na S&C mafi kusa don cikakkun bayanai.

GARANTIN KYAUTA
Garantin da'ira-switchers ya dogara da kowane daga cikin wadannan:

Kiyaye iyakoki na jujjuyawar da aka nuna akan S&C Data Sheet 711-300, 711-301, 711-302, ko 711-303, kamar yadda ya dace.
Ayyukan wutar lantarki na masu sauya sheka ta S&C Switch Operators kawai
Shigarwa da daidaitawa na masu juyawa daidai da S&C ta zartar da zane-zane da zanen gadon girki.

Yarda da shawarwarin dubawa da aka ayyana a cikin S&C Umarnin Sheet 711-590

Cika waɗannan matakan don gano lambar kasidar tushe, zaɓuɓɓukan da suka dace, da na'urorin haɗi na samfur don kammala wannan tsari:

MATAKI 1. Sami lambar kasida na abin da ake buƙata na kewayawa-switcher daga Tebura 3 da Tebura 4 a shafi na 9, da Table 5 da Table 6 a shafi na 10.

MATAKI 2. Samu haruffan taƙaitaccen siffofi na zaɓi, idan ana so, daga Tebur na 7 a shafi na 11 zuwa shafi na 12. Ƙara harafin ƙarami da aka nuna zuwa lambar kasida na mai sauya sheka da aka zaɓa a Mataki na 1.

MATAKI 3. Sami lambar kasida na matattarar hawa (s), idan ana so, daga Tebu 13 akan
shafi na 17. Daga wannan tebur ɗin, sami lambar katalogi na maƙallan anka da ake buƙata, kula da yawan kullin anka da ake buƙata don na'urar kewayawa da aka zaɓa.

MATAKI 4. Zaɓi hannun hannu ko canza afareta.

Idan ana son aikin hannu: Oda S&C Manual Geared Operating Handle. Sami lambar kasida don hannun hannu daga Tebur 9 a shafi na 15.
Idan ana son na'urorin haɗi don hannun hannu mai ƙayyadaddun kayan aiki: Sami haruffan kari na na'urorin haɗi da ake so daga Tebur 10. Ƙara wasiƙar ƙarami da aka nuna zuwa lambar kasida ta hannun aiki.

Idan ana son aikin wutar lantarki, oda Nau'in CS-1A Switch Operator. Koma zuwa Takaddamawa Bulletin 719-31 don kasida da oda bayanai.

MATAKI 5. Idan ana son haši, sami lambar kasida na mai haɗin da ake so daga Tebur 8 a shafi na 14. Yi oda masu haɗin haɗin guda shida don kowane mai sauya kewayawa.

ExampLe: Lambar kasida ta ƙarshe don cikakken tsari wanda ya haɗa da 138-kV, 1200-A ci gaba da kewayawa-switcher, raguwa biyu na katsewa, tare da taron farko da na'urar shunt-tafiya na 125-Vdc zai zama:

Lura: Duk umarni na Mark V Circuit-Switcher dole ne a tsara su ta S&C's Custom Engineering team. Ana ba da umarnin masu katsewa ko maye gurbin Mark V Circuit-Switchers ta amfani da wannan hanyar da aka zayyana a sama.

Aikace-aikacen Aikace-aikace

Tebur 2. Rarraba Aikace-aikace

① X0/X1 daga 0 zuwa + 3.0 da R0 / X1 daga 0 zuwa + 1.0.
② Ya haɗa da bankuna guda ɗaya da yawa (baya-baya).
③ S&C BankGuard Plus® Controls, wanda aka bayyana kuma aka jera su a cikin S&C Spec-ification Bulletin 1011-31 suna da azanci don gano naúrar da ba ta dace ba a cikin bankin capacitor ko kuma da sauri amsa kuskuren gajeriyar jujjuyawar shunt reactor-amma tare da nuna wariya ga yin watsi da tsarin da rashin daidaituwa na banki da kuma abubuwan da ba daidai ba. Don shigar da na'urorin sarrafawa ta atomatik na S&C akan, ko a cikin tasha iri ɗaya tare da, 345-kV ko 500-kV, tuntuɓi Ofishin Siyarwa na S&C mafi kusa.

④ Ƙididdiga masu katsewa da aka nuna suna aiki don sake zagayowar aikin sake rufewa: O + 0 seconds (babu jinkirin niyya) + CO + 0 seconds + CO.
⑤ Ga masu sauya salon-integer-style (sai dai lambobi 157886 da 157986) matsakaicin 60-Hertz farfadowa da na'uratage shine 75kV, RMS.
⑥ Transformers mai hawa uku ko kuma bankunan tasfoma-fase guda uku.

SHAFIN 2 CIGABA DA RUBUTU
⑦ Jimlar tsayin haɗin da aka haɗa na duk layin sama (a cikin dukkan kwatance), gami da kowane adadin feeders da aka haɗa zuwa maɓuɓɓuka na gefe, kamar yadda aka nuna a tebur a ƙasa. Kebul ɗin da aka haɗa yana iya ragewa ko kawar da buƙatar tsawon layin. Tuntuɓi Ofishin Talla na S&C mafi kusa.

⑧ Kuma duk na'urori masu auna wutar lantarki guda ɗaya sun haɗa lokaci-zuwa-ƙasa a gefen farko (circuit-switcher).
⑨ Don aikace-aikacen da suka shafi bankunan reactor masu haɗin wye tare da tsaka tsaki ta hanyar reactor na huɗu, tuntuɓi Ofishin Siyarwa na S&C mafi kusa.

● Ya danganta da ci gaba da kima na na'urar sauya sheka.
∎ Na'urar kewayawa za ta sauke lodi ta hanyar 1200, 1600, ko 2000 amperes, dangane da ci gaba da rating, kuma zai canza magnetizing igiyoyin hade da irin wannan lodi.
▲ Dole ne a haɗa haɗin keɓance na'ura mai juyawa tare da jerin fis ɗin wuta ko tare da kayan kariya na gefen tushen don gajerun igiyoyin kewayawa fiye da wannan ƙimar.
◆ 8000 amperes ga duk Mark V Circuit-Switcher model rated 34.5 kV ta 69 kV, kuma 2-gita model 115 kV da 3-gita model 138 kV da 161 kV; 7000 ampGa duk sauran Mark V Circuit-Switchers wanda alamar “J” ke aiki.
▼ 3000 amp115-kV guda-rata Mark V Circuit-Switchers.
□ Mark V Circuit-Switcher ya dace da aikace-aikacen transformer-primary inda ainihin kuskuren na biyu-laifi na biyu-laifi na biyu kamar yadda aka nuna a gefen farko na na'urar, yana ɗaukan tushe mara iyaka (zero-impedance) - bai wuce 4000 ba. ampnuni (3000 ampa cikin yanayin 115-kV guda-rata Mark V
Circuit-Switchers) don kuskuren waje zuwa na'urar wuta. Za'a iya ƙididdige ainihin kuskuren halin yanzu kamar haka:

inda I = Laifin sakandare na yanzu, amperes
P = Mai jujjuya sanyi mai sanyaya kai mai mataki uku, kVA
E = Tsarin-gefe na farko lokaci-zuwa-lokaci voltagku, kv
%Z = Kashi na ƙwanƙwasa na farko-zuwa na biyu, ana magana da shi zuwa ƙimar kVA mai sanyaya-sauyi mai sanyaya da kansa sau uku.

Don aikace-aikace inda ainihin kuskuren sakandare na halin yanzu ya wuce iyakokin da ke sama amma inda mafi girman kuskuren da ake tsammani a halin yanzu, dangane da impedance transformer da impedance tushe (na tsammanin haɓakar tsarin gaba), yana cikin waɗannan iyakoki, tuntuɓi Ofishin Siyarwa na S&C mafi kusa.

△ Alamar “E” don ingantaccen tsarin tsarin; alamar “F” don ingantaccen tsarin tushe.
◇ Matsakaicin tsayin layi: mil 300.
▽ Don aikace-aikacen da'irar-switcher-tsaye da nau'in nau'in lamba inda kaya ya wuce 550. amperes dole ne a canza akai-akai, ana ba da shawarar ƙarin ayyuka na rufe lambobin sadarwa don ƙara rayuwar sadarwa; duba Tebu na 7 a shafi na 11 zuwa shafi na 12.

◐ Alamar “K” ga bankunan capacitor masu tushe da aka yi amfani da su akan tsarin da aka kafa; alamar “L” don duk sauran aikace-aikacen.
◧ Don aikace-aikacen sauya salon-tsalle-tsalle-switcher reactor sama da 500 ampkafin, tuntuɓi ofishin tallace-tallace na S&C mafi kusa.
◭ Domin aikace-aikace har 4000 ampkafin, tuntuɓi ofishin tallace-tallace na S&C mafi kusa.
◀ Alamar “P” don ƙwaƙƙwaran injin injin da aka yi amfani da su akan tsayayyen tsarin ƙasa, idan har wasu na'urori suna share kurakuran lokaci-zuwa-lokaci da ɓarna mara tushe; alamar “R” don duk sauran aikace-aikacen.

Tebur 3. Masu Canja Wuta-Salon Hutu-Uku Tsaye①②③

④ Don cikakkun bayanai koma zuwa sashin "Tasilin Ƙididdigar Rufe Laifin" a shafi na 2.
⑤ Idan za a shigar da na'urar kewayawa akan wani tsari ban da S&C Dutsen Pedestals (duba Tebura 13 a shafi na 17), dole ne a ba da cikakkun zane-zane na tsarin hawan mai amfani a lokacin oda. Da fatan za a tuntuɓi Ofishin Talla na S&C mafi kusa don cikakkun bayanai

Tebur 4. Masu Canja-Cikin-Switchers-Tsarin Tsabtace Tsakanin Tsakanin-Pole-Uku, tare da Tushen Weldment na Aluminum Extruded ①②③④⑤

① Na'urorin kewayawa ba su haɗa da masu haɗawa ba. Koma zuwa Tebu na 8 a shafi na 14. Ana samar da masu sauya madauri da launin toka (Lambar Munsell 5 BG 7.0/014) tasha mai insulators.
② Masu juyawa ba su haɗa da hannaye masu aiki da hannu ba. (Dubi Tebur na 9 a shafi na 15.)
③ Ana samun na'urar Shunt-tafiya tare da duk wani salon hutu mai sarrafa wutar lantarki Mark V Circuit-Switchers.
④ Domin tsakiyar-karya style circuit-switchers, ruwa bude shugabanci, kamar yadda viewed daga ƙarshen katsewa, zuwa hagu.
⑤ Ana ba da shawarar haɗin kai-mai sassaucin ra'ayi a duka ƙarshen duk nau'ikan da'ira-switchers-hutu tare da sansanonin walda-aluminum extruded-aluminum, sai dai lokacin na'urar haɗe-haɗe (lambar kasida.
Karin magana “-B2”) an saka shi. A wannan misalin, ƙaƙƙarfan haɗin bas yana da mahimmanci a ƙarshen insulator mai juyawa. Don rage jujjuyawa-switcher yayin buɗewa da rufe ayyukan-wanda zai iya sassauta haɗin bas-waɗanda ke ɗaukar girgiza mai ɗaukar hoto sau biyu (lambar katalogi "-H") suna samuwa kuma ana ba da shawarar.
⑥ Don cikakkun bayanai koma zuwa sashin "Tasilin Ƙididdigar Rufe Laifin" a shafi na 2.
⑦ Idan za a shigar da na'urar kewayawa akan wani tsari ban da S&C Dutsen Pedestals (duba Tebura 13 a shafi na 17), dole ne a ba da cikakkun zane-zane na tsarin hawan mai amfani a lokacin oda. Da fatan za a tuntuɓi Ofishin Talla na S&C mafi kusa don cikakkun bayanai.

Tebura masu oda

Tebura 5. Masu Canja Wuta - Salon Hutu na Tsakanin Sanduna Uku, Tare da Aluminum-Sheathed
Tushen Welding Karfe①②③④

⑥ Idan za a shigar da na'urar kewayawa akan wani tsari banda S&C Dutsen Pedestals (duba Tebura 13 a shafi na 17), dole ne a ba da cikakkun zane-zane na tsarin hawan mai amfani a lokacin tsari. Da fatan za a tuntuɓi Ofishin Talla na S&C mafi kusa don cikakkun bayanai.
● Ba a zartar da aiki na kuskure ba. Haka kuma ya dace da taranfoma mai hawa uku da kuma bankuna masu hawa uku na tiranfoma-fase guda ɗaya da aka haɗa da ƙarfi-ƙasa-wye a gefen firamare (circuit-switcher), ƙwaƙƙwaran ƙasa-wye a gefe na sakandare, tare da babbar jami'a mai haɗin gwiwa.

Tebur 6. Masu Canja Wuta-Salon Integer-Pole Uku①②

Matakan hawan S&C (duba Tebura 13 a shafi na 17), dole ne a kawo cikakkun zane-zane na tsarin hawan mai amfani a lokacin oda. Da fatan za a tuntuɓi Ofishin Talla na S&C mafi kusa don cikakkun bayanai.
⑤ Kamar yadda viewed daga interrupter karshen.

Tebur 7. Abubuwan Zaɓuɓɓuka-Don Mark V Circuit-Switchers

Tebur 9. S&C Manual Geared Aiki Handle-Don Mark V Circuit-Switchers

Tebura 10. Na'urorin haɗi - Don Hannun Aikin Hannun da aka Ƙaura

Tebur 11. Masu Katsewa ko Sauyawa-Don Mark V Circuit-Switchers

Tebur 12. Sassan

Tebura 13. Matakan hawa da Anchor Bolts-Don Mark V Circuit-Switchers

① Za'a iya samar da matakan hawa ƙasa da tsayin shafi 12-foot (366-cm) a matsakaicin tsayi-a cikin inci 3-inch (76-mm), kamar yadda aka nuna a teburin da ke ƙasa. Ƙara ƙaramar da ta dace zuwa lambar katalogin saitin kafa mai hawa.

NOTE: Matsakaicin daidaitaccen tsayin shafi shine ƙafa 12 (366 cm).
② Kowane kullin anga an yi shi da ƙarfe mai galvanized kuma an tanada shi da hex guda biyu da injin wanki biyu don sauƙaƙe daidaita matakan hawa.

③ Girman madaidaitan bolts na anga sune kamar haka, a cikin inci:
S-81365-1: 1×33
S-81365-2: 1¼×44
S-81365-3: 1½×55
④ Idan za a yi amfani da matakan hawa tare da na'urorin kewayawa irin na integer waɗanda ke sanye da na'urar shunt-trip, ƙara suffix “-T” zuwa lambar kasida.
⑤ A tsaye-karya salon da'ira-switchers, daya, biyu, ko uku gibba, rated 138 kV, kuma za su dace da wadannan hawa pedestals.

An daidaita tazarar lokaci don masu musaya-salon lamba tare da ma'aunin firam ɗin hawa kuma yana da inci 41 (104 cm) don masu juyawa da aka ƙididdige 34.5 kV da 46 kV, da inci 51 (130 cm) don masu juyawa da aka ƙididdige 69 kV.