Kuran sira binna i ka so, so sanfɛ, walima nɛgɛ kogo kan¶

Ni fiɲɛba donna, ni jikuruw dalajɛra, ni jiribolow binna, walima ni transformateur (transformateur) pɛrɛnna ka kuran fiɲɛ dɔ tigɛ min bɛ sanfɛ, k’a fili i ka so sanfɛla la, sanjibɔyɔrɔw la, aliminiyɔmu sira kan, walima kɔfɛla cakɛda la, i ka yɔrɔ bɛ kɛ o yɔrɔnin bɛɛ la, i ka yɔrɔ bɛ kɛ ciriw ye minnu bɛ fanga sɔrɔ dugukolo kan. A tɛ i n’a fɔ du kɔnɔ fiɲɛw, minnu bɛ baara kɛ ni 120/240 volt (walima 230 volts ye Erɔpu jamanaw na) ani ka circuit breaker (circuit breaker) dɔ gosi milisekɔndi kɔnɔ, ka kɛɲɛ ni circular (circuit) surun ye, sanfɛ-sɛnɛfɛnw bɛ taa ni 240 volts (service drop) ni 4.000 fo 34.500 volts (primary distribution feeders) cɛ. Min ka jugu ni o bɛɛ ye, o ye ko utilité substation circuit breakers (minnu bɛ wele ko automatic reclosers) bolodara kɛrɛnkɛrɛnnenya la walasa ka otomatiki lasegin ka fanga di layini jiginlen ma siɲɛ fila fo siɲɛ naani segin walima miniti damadɔ kɔnɔ walasa ka jiribolo fililenw jɛlenw jeni minnu bɛ kɛ waati dɔɔnin kɔnɔ.

Ikomi asfalt so sanfɛla jalenw, jirisunw, dugukolo ani bɛton bɛ se ka kuran kɛlɛ kosɛbɛ, 13 800 volt primaire distribution wire min bɛ lafiɲɛ ni dususuma ye i ka so sanfɛ walima i ka kɔfɛla kogo kan, tuma caman na, o tɛ fili current caman sama walasa ka utility pole fuse fiyɛ. O de kosɔn, nɛgɛ bɛ to fanga la a makunnen na ni tension fagalen ye k’a sɔrɔ a bɛ fanga di nɛgɛ sanjibɔlanw ma, nɛgɛso pɔmpiw, aliminiyɔmu siding, ani 100+ mɛtɛrɛ (330+ feet) sigida cakɛda-joli kogow la minnu sirilen don ɲɔgɔn na, ka sɔrɔ ka tension rings concentriques (step potential) bɔ dugukolo lamini na. Nin gafe in bɛ kuma teliya la dogoyɔrɔ-yɔrɔ ni mɔgɔw bɔli la, tasuma-fanga-mekanikiniw kan minnu bɛ kɛ ni nɛgɛ kɔkanna-minɛnw ye, nɛgɛ kogo maga-maga-se-fagacogo, ani sen-sɛgɛsɛgɛli-sɛgɛsɛgɛli fɛɛrɛ.

Aw bɛ o kɛ sisan¶

Ni sanfɛla utilité wire, transformateur walima service drop mast bɛ sama ka bɔ ka bin i ka so sanfɛla la, siding kan, bolifɛnw dondaw kan, walima i ka foro kogo kan, aw bɛ nin fɛɛrɛ wɔɔrɔ ninnu kɛ o yɔrɔnin bɛɛ:

1. Aw bɛ fili bɛɛ minɛ i n’a fɔ a ɲɛnama ani a bɛ mɔgɔ faga, hali ni a tɛ sɔgɔsɔgɔ: Aw kana a miiri abada ko nɛgɛ min binna, o ye telefɔni, fibre optique, walima telewisɔn kabɛl sira ye min tɛ kojugu kɛ, ani aw kana a miiri abada ko kuran nɛgɛ makunlen sara. Otomatiki utility reclosers bɛ se ka 13 800 volts ci ka segin ka don wire lafiyalen dɔ kɔnɔ k’a sɔrɔ u ma lasɔmi.
2. Aw ka to aw ka so kɔnɔ fo ni tasuma bɛ so jɔli la kosɛbɛ: Ni kuran sira bɛ lafiɲɛ aw ka so sanfɛ, aw ka barada la, walima aw ka bolifɛnw dondaw la, ni sisi walima tasuma tɛ a kɔnɔ, aw ka to so kɔnɔ ka aw yɔrɔ janya kɛnɛma kogow la. Ni i bɔra i ka ɲɛfɛda la ka taa bɛton sennasanbara ɲiginnenw kan walima bin ɲiginnenw kan, o b’i bila dugukolo-taama-yɔrɔ kɔnɔ k’a ɲɛsin sanji-yɔrɔw ma minnu bɛ fanga sɔrɔ.
3. Aw bɛ 911 / 112 / 999 wele ANI aw ka kuran baarakɛyɔrɔ ka kɔrɔtɔko ciden teliya la: Aw bɛ aw ka sigida wele kɔrɔtɔko nimɔrɔw .
4. AW KAN’a maga aw ka kuran tigɛlan kunbaba la, pɔnpew, walima nɛgɛminɛnw na ni baarakɛminɛnw jiginna tiɲɛna: Ni kuran tigɛlan fɔlɔ dɔ binna aw ka so kuran tigɛlan kan, walima ni nɛgɛ min tɛ fɛn wɛrɛ ye, o kari, aw ka nɛgɛ tigɛlan kɛsu da, nɛgɛ jibɔlanw, ani minɛn minnu bɛ dugukolo kan, olu bɛ se ka fanga sɔrɔ ni tension kɛmɛ walima ba caman ye. Aw ye aw yɔrɔ janya pewu kuran panɛri, jisigiyɔrɔw ani nɛgɛdagalanw na.
5. I ka to mɛtɛrɛ 10 fo 15 (sen 35 fo 50) la a dɔgɔyalenba la ka bɔ kogo, jiri walima jidagayɔrɔ o jidagayɔrɔ la min bɛ maga layini jiginlen dɔ la: Ni nɛgɛ dɔ binna nɛgɛ cakɛda sirilan kogo kan, nɛgɛdaga, nɛgɛso baganmara kogo, walima jiribolo ɲiginnen dɔ kan, o kogo janya bɛɛ min bɛ to senna, o fanga bɛ sɔrɔ ni fanga ye min bɛ se ka mɔgɔ faga, hali ni so saba bɛ nbɛda la.
6. Ni tasuma donna so sanfɛ, ka wuli walima ka wuli ni sen fila ye ɲɔgɔn fɛ: Ni sisi, arcs crackling, walima tasuma bɛ aw wajibiya ka so bɔ ka sɔrɔ layini dɔ bɛ duguma yɔrɔ la, aw bɛ bɔ da dɔ fɛ min bɛ so fan dɔ fɛ ka bɔ nɛgɛ la, aw kana maga nɛgɛdaga walima sanfiɲɛ da la, ani aw bɛ aw senw ɲagami ɲɔgɔn na k’a sɔrɔ aw ma u kɔrɔta fo ka se mɛtɛrɛ 15 (sen 50) ma a dɔgɔyalenba la.

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Tactical decision tree ka ɲɛsin kuran sira binna ma so walima kogo kan¶

Baara kɛ ni nin baarakɛcogo latigɛjiri ye walasa k’a dɔn segin damadɔ kɔnɔ ni i bɛna i dogo i ka so kɔnɔ walima ni i bɛna dugukolo-yɔrɔ-ko kɔrɔtɔlen dɔ kɛ.

flowchart TD
    Start["Utility Line binna So sanfɛ, Siding, Jiri, walima Yard Fence kan"] --> Location{"1. I bɛ min sisan?"}

    Location -->|"Kɛnɛma la, foro la walima nbɛda la"| OutDist["Aw bɛ kɔsegin o yɔrɔnin bɛɛ fo ka se mɛtɛrɛ 15 ma, ni nɛgɛ, kogo ani jidagayɔrɔw ka jɛya"]
    Location -->|"So kɔnɔ"| FireCheck{"2. Yala i bɛ sisi kasa mɛn, i bɛ kogow sɔgɔsɔgɔkan mɛn, walima i bɛ tasuma ye so kɔnɔ wa?"}

    OutDist --> FenceWarn["Garadiw lamini: Aw bɛ sigiɲɔgɔnw lasɔmi ko u kana maga nɛgɛ kogo walima da la min sirilen don ɲɔgɔn na"]
    FenceWarn --> CallDispatch["Aw bɛ telefɔni 911 / 112 / 999 wele ani Kuranko nimɔrɔ kɔrɔtɔlen"]

    FireCheck -->|"Ayi: So lafiyalen don, sisi ni tasuma tɛ yen"| ShelterIn["TO KƆNƆ: Aw bɛ taa So kɔnɔna na min yɔrɔ ka jan kɛnɛma kogow ni finɛtiriw la"]
    FireCheck -->|"Ɔwɔ: So sanfɛla/so sanfɛlan sigarɛtimin walima kogo bɔyɔrɔw sɔgɔsɔgɔninjɛ"| EvacPrep["ƝƐNABƆLI KƆRƆBƆLI MIN BƐ SƆRƆ: Aw bɛ bɔyɔrɔ da min ka jan ni fili binna ye, o sugandi"]

    ShelterIn --> HandsOffInside["AW KAN’a maga Panneau principal de breaker, métal faucets, jibolisiraw, walima minɛnw na minnu bɛ don a kɔnɔ"]
    HandsOffInside --> CallDispatch

    EvacPrep --> DoorCheck["Da wuli k’a sɔrɔ i ma maga nɛgɛdaga sanjiba da karamɔgɔ, Aluminiyɔmu Siding, walima Downspouts"]
    DoorCheck --> JumpShuffle["Hop Clear of Threshold ni Sen FILA BƐƐ ɲɔgɔn fɛ; Shuffle Senw ye 15m (50ft) ye"]
    JumpShuffle --> CallDispatch

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Anatomie des poles d’utilités sanfɛ: mun binna i ka so kan?¶

Ni i y’a faamu ko nɛgɛ min tigɛra ka bɔ i ka so ɲɛfɛ, o bɛ i dɛmɛ ka kɔrɔtɔko juguya tigitigi fɔ tasuma ni baarakɛminɛnw cibagaw ye. Utility poles bɛ labɛn ka jɔ ka kɛɲɛ ni tension ye, ni voltage ka bon ni tension ye sanfɛ yɛrɛ ani tension dɔgɔman ka communication cables bɛ duguma.

UTILITY POLE HIERARCHY & HOUSE SERVICE DROP ANATOMY:
   [Utility Pole]
      (o)---(o)---(o)  <-- LEVEL 1: Primary Distribution (7,200V to 34,500V - LETHAL)
           |
        [=====]        <-- LEVEL 2: Pole Transformer (Steps down to 120/240V)
           | \
           |  \===(Triplex Service Drop: Two 120V Hots + Bare Neutral)===> [Roof Weatherhead Mast]
           |                                                                       ||
           +------(Black Coax / Fiber / Phone Cable)---------------------> [House Wall Box]

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Mun na kuran sira min binna i ka so kan, o bɛ se ka tasuma don kogow la ka bɔ kɔnɔna na¶

Ni jiribolo dɔ binna sanfɛ triplex service drop kan min bɛ boli nbɛda jiri ni i ka so sanfɛla nɛgɛ weatherhead mast cɛ, kuran fili faratilen saba bɛ se ka kɛ waati kelen na i ka so karamɔgɔ kɔnɔ:

1. Mitiri basigilen min bɛ sama ka bɔ ani sanjibɔyɔrɔw fanga bɛ minnu na¶

Ni jiribolo girinman dɔ ye sanfɛla triplex kabɔri sama ka taa duguma, o bɛ nɛgɛdaga sɔgɔlan tigɛ ka bɔ i ka so sanfɛlanw na ka kɛnɛma kuran jateminɛkɛlan sosɛti kɛsu sama ka bɔ i kɛrɛfɛ.

• Aluminiyɔmu siding ni sanji jibolisiraw fanga dicogo: Ni baarakɛyɔrɔ dondaw nɛgɛw samalenw bɛ ka sɔgɔsɔgɔ ka tɛmɛn nɛgɛdaga nɔgɔlen da kan, nɛgɛso sanfɛla bɛ manamana, walima aliminiyɔmu sanji jibolisiraw, ni lastikuw nɛrɛma insulasi sɔgɔlenw bɛ da. Ikomi nin fili in bɛ kɛ i ka ciriw ka panneau principal utilité sira fan fɛ (layini fan fɛ), i ka so ka 200-amp ka ciriw tigɛlan kunba tɛ se ka bɔgɔbɔgɔ walasa k’a jɔ.
• O nɛgɛ jɛlen min bɛ se 120/240-volt ma, o bɛ anpirili kɛmɛ caman don i ka nɛgɛ sanjibɔyɔrɔw la, aliminiyɔmu jiginyɔrɔw la, ani nɛgɛdaga la. Mɔgɔ o mɔgɔ jɔlen bɛ dugukolo ɲiginnen kan kɛnɛma, n’a magara jiginɛ da la walima nɛgɛdaga la, o tigi bɛ kafoda dafa ka taa dugukolo kan, wa kuran bɛ a faga fo ka se a faga.

2. Farati min bɛ "Open Service Neutral" la : mun na pɔnpe pipew ni kogow bɛ tasuma minɛ¶

Ameriki Woroduguyanfan 120/240-volt split-phase systems (ani diɲɛ TN-C-S / PME grounding systems caman kɔnɔ), warijɛ nɛgɛ kabɔri jɛlen min bɛ i ka sanfɛla baarakɛyɔrɔ jiginɛ kɔnɔ, o ye farikolo dɛmɛ juru ani neutral return conductor fila bɛɛ ye.

• Mun bɛ kɛ ni bare neutre wire sɔgɔra ka sɔrɔ fila black 120V hot wire tora ɲɔgɔn na:
• Kungo kɔnɔ tension jiginni bɛ kɛ o yɔrɔnin bɛɛ la i ka so kɔnɔna na: i ka 120 volti bɔyɔrɔw tilancɛ bɛ jigin ka se 30 volt ma, ka sɔrɔ tilancɛ tɔ bɛ wuli ka se 200 fo 230 volts ma, o bɛ kɛ sababu ye ka wuli lakananifɛnw, mikrowɛnw, foro pankurunw ani kuran siraw wuli ka pɛrɛn ka tasuma don so kɔnɔ.
• Segin-kurun balannen tɛ woyo i ka nɛgɛ jibolisiraw ni gazi siraw fɛ: Ni sanfɛla neutre nɛgɛ tiɲɛna, kuran min bɛ segin ka bɔ i ka so kɔnɔ, o bɛɛ b’a ɲini ka sira sɔrɔ ka segin ka taa jirisunba transformateur la dugukolo fɛ i ka dugukolo kan elekitorode nɛgɛ fɛ min sirilen bɛ i ka nɛgɛ jibolisiraw la. Aw ka nɛgɛso pɔmpiw, nɛgɛ bɔyɔrɔw, ani nɛgɛ gazi ɲɔgɔndan minnu bɛ se ka wuli, olu bɛ se ka sumaya kojugu fo ka se funteni ma min bɛ yeelen bɔ, ka kuran don dumunikɛyɔrɔ ni sanuyaso pɔnpew la.
• Sigiɲɔgɔnw ka kuran neutre min bɛ woyo aw ka minisiriso jibolisira fɛ: Hali n’aw yɛrɛ ka karilanw fagara, ni aw sigiɲɔgɔn ka nɛgɛ neutre tiɲɛna, kuran seginni ka bɔ u ka so kɔnɔ, o bɛ se ka tɛmɛ nɛgɛso jɛlen fɛ dugujukɔrɔ nbɛda jibolisira fɛ ka don aw ka dugujukɔrɔjibɔlan kɔnɔ. Aw kana maga nɛgɛ jibolisiraw la abada, so kɔnɔ pɔnpew, walima kuran tigɛlan kunba la ni baarakɛyɔrɔ filiw bɛ duguma.

3. Kɔrɔɲɔgɔnma fɔlɔ ni filanan (High-voltage intrusion) .¶

Ni 7200 walima 13800 volt fɔlɔ nɛgɛ fɔlɔ min bɛ nbɛda jirisunba sanfɛ, o kari ka bin 120/240 volti filanan baarakɛminɛnw duguma minnu bɛ aw ka so balo, volt ba caman bɛ wuli ka jigin aw ka baarakɛminɛnw na ka don aw ka karikɛlanba kɔnɔ. Du kɔnɔ ciriw tigɛlanw bɛ jate dɔrɔn ka 240 volts tigɛ; 7200 volts bɛ pan ka ɲɛ ka tɛmɛ "OFF" breaker gap kan plasma arc (plasma arc) la min tɛ taa ɲɛ, ka bɔyɔrɔ ɲɛda-yɔrɔw fiyɛ ka bɔ sugo kogow la ani ka jiriw tasuma don kogow kɔnɔna na.

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Nɛgɛ kogo kuran : mun na cakɛda-sira ni nɛgɛ kogow bɛ kɛ blokiw kama¶

Fɔɲɔba, sanfiɲɛba walima jikuruba kɔfɛ, ko minnu bɛ mɔgɔ faga kosɛbɛ, olu dɔ ye kuran sira binna ye min bɛ lafiɲɛ kɔfɛ cakɛda-sirilen kogo kan, nɛgɛ dilannen lamini kogo kan, walima sɛnɛko nɛgɛbere / nɛgɛso kogo kan.

1. Mun na kogo tɛ kuran sira duguma¶

Sotigiw b’a miiri u yɛrɛ la ko ikomi nɛgɛ cakɛda sirili kogow bɛ bila nɔgɔ la mɛtɛrɛ 2,4 fo 3 o mɛtɛrɛ 2,4 fo 3 (sen 8 fo 10), kuran sira min bɛ bin kogo kan, o bɛna surunya o yɔrɔnin bɛɛ ka don duguma, ka utilité breaker gosi. Tiɲɛ na:

• Bɛton jirisunw senw ni sanfɛla bɔgɔ jalen walima cɛncɛn bɛ ni kuran ye kosɛbɛ (a ka c’a la, omɛsi 50 fo 500 bɛ kɛ jirisun kelen na).
• 7200-volt layini min bɛ lafiɲɛ cakɛda-sira sanfɛla nɛgɛso kan, o bɛ se ka anpiri 15 fo 40 dɔrɔn de gɛrɛ dugukolo kɔnɔ, o ka dɔgɔ kosɛbɛ ni 100 fo 400 ye, min ka kan ka kɛ walasa ka utility substation feeder breaker dɔ tiɲɛ.
• O de kosɔn, nɛgɛ kogo rezo bɛɛ min bɛ to senna, n’a ka teli ka kɛ kɔfɛla 5 fo 10 ye minnu sirilen don ɲɔgɔn na ka jigin sigiyɔrɔ bloki bɛɛ kɔnɔ, o bɛ to fanga la ni volt ba caman ye lɛrɛ caman kɔnɔ. Denmisɛn, wulu walima sigiɲɔgɔn min bɛ so saba bɔ u la, n’a hakilina tɛ ko jiri dɔ binna nbɛda la, o bɛ se ka taama ka don u yɛrɛ ka kɔfɛla la, k’u ka cakɛda sirilan da sɔgɔ, ka kuran sɔrɔ o yɔrɔnin bɛɛ la bawo u ka sanbara ɲiginnenw n’u farikolo bɛ sira di min ka dɔgɔn ka se dugukolo ɲiginnen ma (touch potential).

2. Senna-taama seko vs. Maga seko ɲɛfɔlen¶

Ni kuranba bɛ bɔ nɛgɛ jiginen na walima kogo jɔlan fangama dɔ la ka don dugukolo kɔnɔ, kuran bɛ jɛnsɛn kɛnɛma dugukolo fɛ ka kɛ sɛrɛkiliw ye minnu bɛ ɲɔgɔn cɛ, i n’a fɔ kabakurun min bɛ bin kɔ kɔnɔ, o bɛ bɔ cogo min na tigitigi. Voltage (voltaji) bɛ caya kosɛbɛ yɔrɔ tigitigi la wa a bɛ jigin ni yɔrɔjan mɛtɛrɛ kelen-kelen bɛɛ ye.

CONCENTRIC VOLTAGE RINGS (STEP POTENTIAL) AROUND A DOWNED LINE OR FENCE POST:
          [Downed 7,200V Wire on Ground / Fence Post]
                          ||
               ( ( (   7,200 V   ) ) )
            ( ( (      5,000 V      ) ) )
         ( ( (         3,000 V         ) ) )
      ( ( (            1,000 V            ) ) )
                        [Foot A]  [Foot B] <-- Normal stride bridges 3,000V to 1,000V = LETHAL
                        [FootA+B]          <-- Shuffling feet together keeps voltage difference = 0V

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So bɛ bɔ cogo min na lafiya la ni kuran sira min binna, o ye tasuma daminɛ so sanfɛ walima kogo la¶

Ni sisi, sɔgɔsɔgɔninjɛ ani tasuma tɛ aw ka so kɔnɔ, aw ka to kɔnɔ so kɔnɔna na fo ka se utilité linemenw ma k’a jira ko layini fanga bɔra a la ani ko a bɛ dugukolo kan. Nka, ni nɛgɛ min jigira i ka so sanfɛ walima i kɛrɛfɛ, o bɛ so sanfɛlanw walima kogo sɔgɔlanw tasuma don ani ni i ye sisi kasa mɛn walima ka tasuma mankan mɛn so kɔnɔ, i ka kan ka bɔ yen joona k’a sɔrɔ kuran ma don i la da la:

1. Aw bɛ bɔyɔrɔ dɔ sugandi so kɛrɛ fɛ nɛgɛ binnalen KƐRƐ: Aw bɛ finɛtiriw lajɛ sani aw ka da o da wuli. Aw kana bɔ abada so sanfɛla jukɔrɔ, nɛgɛ bɛ jɛngɛ yɔrɔ min na, ani aw kana bolifɛnw boliyɔrɔw walima kɛnɛbaw minnu jibɔyɔrɔw bɛ maga jusigilan na.
2. Aw bɛ da lamini lajɛ ani aw kana maga nɛgɛdaga la: Ni jiri walima fibreglasi da bɛ aw bolo min bɛ taa jiribolo jalen dɔ la walima bɛton sennasanbara la so fan jan fɛ, aw bɛ da wuli ni kɔnɔna bololanɛgɛ dɔrɔn ye. Aw kana aliminiyɔmu sanfiɲɛ da sɔgɔlen minɛ, nɛgɛ ɛkran da sɔgɔlan, walima nɛgɛ barada bololanɛgɛ minɛ.
3. I ka pan ka bɔ da la ni sen fila bɛɛ faralen don ɲɔgɔn kan: Ni aw bɛ sigasiga ko fanga bɛ so da la, nɛgɛda la, walima barada da la, aw kana bɔ ni sen kelen ye so kɔnɔ, ka sen kelen kɛ duguma kɛnɛma (o bɛ so ka tension potentiel bridge ni dugukolo ye). Aw bɛ aw jɔ kɔnɔna duguma, ka aw bolokɔniw siri aw disi la, ka aw ka pan ni aw sen fila bɛɛ digilen don ɲɔgɔn na kosɛbɛ walasa aw ka jigin duguma kɛnɛma ni aw sen fila bɛɛ ye waati kelen na k’a sɔrɔ aw ma maga da la.
4. Aw bɛ sen fila sɛgɛsɛgɛli kɛ ka se mɛtɛrɛ 15 ma:
5. Ni aw bɔra kɛnɛma duguma, aw bɛ aw senw digidigi ɲɔgɔn na kɛrɛfɛ walasa aw senkɔniw ka maga ɲɔgɔn na.
6. Aw bɛ sen kelen wuli ka taa ɲɛfɛ a kana tɛmɛ santimɛtɛrɛ 5 fo 8 kan (santimɛtɛrɛ 2 fo 3) duguma k’a sɔrɔ aw ma aw senkɔni kɔrɔta ka bɔ dugukolo kan, o kɔ aw bɛ sen tɔ kelen wuli ka taa sanfɛ walasa ka a kunbɛn, ka aw sen fila bɛɛ to ɲɔgɔn na tuma bɛɛ.
7. Ni o tɛ, aw bɛ pan i n’a fɔ laɲɔ ni sen fila bɛɛ sirilen don ɲɔgɔn na kosɛbɛ o la dugukolo kan ɲɔgɔn sɔrɔyɔrɔ kelen dɔrɔn ka kɛ waati o waati.
8. Aw bɛ to ka fɛnw ɲagami walima ka pan fo aw ka mɛtɛrɛ 15 (sen 50) ni kɔ ka bɔ so la, nɛgɛ jiginen na, nɛgɛ kogo fɛn o fɛn na, ani dugukolo ɲiginnen o dugukolo ɲiginnen.

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Panneaux solaires, jénérateurs backup, ani kuran ɲɔgɔndan kɔfɛ sanjiba kɔfɛ¶

Sani kuran ka se ka segin a cogo kɔrɔ la, ni kuran sira dɔ binna i ka so kan, kuran farati fila wɛrɛw ka kan ka ɲɛnabɔ: so la solar photovoltaic (PV) arrays ani portable backup generators.

1. So sanfɛla tile pannew bɛ to ɲɛnamaya la tile fɛ hali ni rezow bɛ duguma¶

Ni jiribolo dɔ walima utilité line min bɛ bin, o binna so sanfɛ min bɛ ni solar photovoltaic (PV) panneaux ye:

• Hali ni utilité grid tiɲɛna ani n’i ka tile inverter ye anti-islanding export (Rapid Shutdown) da a yɛrɛma, tile galasi modulu kelen-kelenw ni DC string wiring minnu bɛ so sanfɛ olu bɛ taa a fɛ ka 30 fo 600 volts direct current (DC) bɔ tuma o tuma ni tile yeelen walima tile yeelenba ye galasi karilen gosi.
• Ji min bɛ bɔ sanji walima tasumabɔlanw na minnu bɛ ɲɔgɔn sɔrɔ tile pannew tiɲɛnenw na, o bɛ tasuma lawuli teliya la DC arc-fault ani ka fanga di nɛgɛso sanfɛlanw ni sanjibɔlanw ma. Aw bɛ so sanfɛla tile pannew fɔ joona tasumafagalanw na minnu bɛ na.

2. Aw kana jɛnɛrato min bɛ se ka ta, o kɔsegin abada ka don so tiɲɛnen dɔ kɔnɔ¶

Sanfiɲɛba dɔ ye i ka sanfɛla baarakɛyɔrɔ jigin kɔfɛ, aw kana gazi jenitɛri min bɛ se ka ta, o don jalen bɔyɔrɔ la abada walima ka jɛnɛrato jiginni sɛgɛsɛgɛlikɛlan wuli ka ON fo kuran baarakɛla dɔ k’a sɛgɛsɛgɛ ko aw ka sanfɛla baarakɛminɛnw tigɛlen don pewu nbɛdaw la minnu binna:

• Ni aw ka jɛnɛrato ye fanga kɔsegin ka don mɛtɛrɛ kɛsu tiɲɛnen dɔ kɔnɔ walima baarakɛyɔrɔ jiginen tigɛlen dɔ kɔnɔ min dalen bɛ aw ka foro kɔnɔ, utilité pole transformateur bɛ aw ka jɛnɛrato ka 240-volt bɔli kɔfɛ fo ka se 7.200 walima 13.800 volts ma, ka fanga di aw ka foro kɔnɔ nɛgɛ jiginlen ma ani ka utilité linemanw walima sigiɲɔgɔnw kuran.
• Ni aw ka so service neutral walima grounding electrode wire tigɛra ka bɔ tuma min na masti binna, ni aw ye jɛnɛrato dɔ boli min sirilen don panneau fɛ, o bɛ se ka fanga di aw ka so nɛgɛminɛnw ni pɔmpiw ma. Aw bɛ jenitɛri minnu bɛ se ka ta, aw bɛ olu dɔrɔn de boli kɛnɛma, a dɔgɔyalenba la, mɛtɛrɛ 6 (sen 20) ka bɔ finɛtiriw la, ni aw bɛ baara kɛ ni janyalan gɛlɛnw ye minnu bɛ don minɛn kelen-kelen bɛɛ kɔnɔ.

3. Dugukolo jukɔrɔ baarakɛyɔrɔw, transformateur minnu bɛ sigi pad kan, ani dugukolo filiw fanga bɛ minnu na¶

Hali bi sigida minnu na, kuran jirisunw tɛ minnu na sanfɛ, kuran farati jugumanw bɛ sɔrɔ ni sanjiba ji, jiriw ju minnu bɔra u ju la, walima ni sɛgɛsɛgɛlikɛminɛnw ye dugukolo jukɔrɔ baarakɛyɔrɔ kɛrɛfɛ walima transformateur kɛsu jɛman dɔ tiɲɛ min bɛ sigi ni nɛgɛ ye i ka ɲɛfɛ binkɛnɛ kan:

• Aw kana maga abada walima ka sigi transformateur kabini jɛman na min bɛ sigi pad kan: Nɛgɛ kɛsu jɛman min bɛ sigiyɔrɔ la, o bɛ dugujukɔrɔ kabali fɔlɔw senna 7200 fo 13800 volt ka jigin fo ka se 120/240 volts ma. Ni mobili ye kɛsu gosi, sanjiba ji y’a su ji la, walima ni kɔnɔna tulu sumana kojugu, aw bɛ to ka yɔrɔ jan mɛtɛrɛ 10 fo 15 la a dɔgɔyalenba la ani ka aw yɛrɛ wuli ka bɔ o yɔrɔ la ni dugukolo ɲiginnen don.
• Nɛnɛ sɛrɛkiliw wulilen ani bɔgɔ min bɛ wuli: Ni dugujukɔrɔ baarakɛyɔrɔ kabɔri dɔ surunyara i ka binkɛnɛ walima i ka bolifɛnw boliyɔrɔ jukɔrɔ jiri ju lamagalen kɔfɛ, dugukolo fili min bɛ se ka wuli kosɛbɛ, o bɛ dugukolo sumaya, o bɛ kɛ sababu ye ka nɛnɛ yɔrɔ lamininen dɔ wuli joona, ka waji wuli ka bɔ bin na, walima ka kɛ ni lastikuw jenilen kasa gɛlɛn ye. Aw bɛ mɔgɔw ni sokɔnɔbaganw bɔ o binkɛnɛ yɔrɔ la pewu ani ka aw ka kuran baarakɛyɔrɔ wele joona.

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Dɛmɛ fɔlɔ ni kisi sariyaw ni mɔgɔ dɔ kabakoyara kɛnɛma¶

Ni aw ye aw ɲɛw lajɛ aw ka finɛtiri fɛ walima ni aw sera so, ka mɔgɔ walima sokɔnɔbagan dɔ ye a dalen tɛ a hakili la, nɛgɛ binna, nɛgɛ kogo walima jibolisira jiginyɔrɔ kɛrɛfɛ:

1. AW KA JIGISƐN ani aw kana boli ka taa u minɛ: Ni a tigi dalen bɛ dugukolo kan fanga bɛ min na walima ni a bɛ maga cakɛda-sirilan kogo la min fanga bɛ a la hali bi, ka boli ka taa u maga u la, o bɛna aw faga o yɔrɔnin bɛɛ senna-tɛgɛrɛ walima magali seko fɛ.
2. Aw bɛ 911 / 112 / 999 wele joona: Aw k’a fɔ ciden ye ko kuran donna mɔgɔ dɔ la ni utilité line ye min binna ani layini bɛ balo la hali bi.
3. Aw bɛ gɛrɛ dɔrɔn ni utilité baarakɛlaw y’a jira ko rezow fanga bɔra a la, walima ni a jɛlen don ko mɔgɔ min tɔɔrɔla, o bɛ tensionba yɔrɔ kɔkan: Ni a jirala ko yɔrɔ min bɛ kuran sɔrɔ, kɔrɔtɔko ɲɛnabɔbagaw fɛ, aw bɛ a lajɛ ni a bɛ se ka a ninakili cogo la. Kuran min bɛ ɲɔgɔn falen ni tension caman ye, o bɛ kɛ sababu ye ka ventriculaire fibrillation (dusukun yɛrɛyɛrɛ ɲagaminen) walima ninakilidegun bila mɔgɔ la joona. Aw bɛ Bolo dɔrɔn CPR daminɛ (disi digidigi 100 fo 120 miniti kɔnɔ, santimɛtɛrɛ 5 fo 6 / santimɛtɛrɛ 2 ka se santimɛtɛrɛ 2,4 ma) ani ka Automated External Defibrillator (AED) kɛ ni a sɔrɔla dɔrɔn.

Ni aw ye bololabaara kɛ ka dɛmɛ fɔlɔ ni CPR kalan kɛ ka bɔ Croix Rouge la, St John Ambulance fɛ, walima sigida ka dɔgɔtɔrɔso la min lakodɔnnen don, o b’aw labɛn ka ɲɛnamaya kisi lakununni kɛ ani ka don ni bɔ jeninida furakɛ ni tensionba ye, ni kɔrɔtɔko baarakɛlaw ye o yɔrɔ kɛ yɔrɔ lafiyalen ye.

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Ɲininkali minnu bɛ kɛ tuma caman na¶

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Sosow sɛgɛsɛgɛra¶

• Baarakɛyɔrɔ lakanani ni kɛnɛyako ɲɛmɔgɔso (OSHA, Ameriki): Kuran siraw jiginnenw kunnafonisɛbɛn, senna-tɛgɛrɛ ni magali seko ni dɔnko fiziki, ani tension caman bɔli sariyaw.
• Fɛdɛrali ka kɔrɔtɔko ɲɛnabɔli jɛkulu (FEMA / Ready.gov, Etazuni): Kuran tiɲɛni ani Utility Line lakanani jiginna fɔɲɔba kɔfɛ.
• Electrical Safety Foundation International (ESFI, Etazuni): Kuran sira lakanani min jiginna, Farati minnu tɛ se ka kɛ baarakɛyɔrɔ dafalen na, ani fɔɲɔba kɔfɛ mɛtiri basigilen sɛgɛsɛgɛli laadilikanw.
• Kɛnɛya ni Lakanali ɲɛmɔgɔba (HSE, Angletɛri) ani fanga sɔrɔyɔrɔw tɔnba (ENA, Angletɛri): Fara minnu bɛ bɔ sanfɛ kuran siraw la (GS6) ani forobaciyɛnko kɔrɔtɔko ɲɛminɛni ɲɛminɛbagaw ye minnu binna.
• Jamana tasuma lakanani tɔnba (NFPA, Ameriki): NFPA 70 Jamana ka kuran sariya (NEC) baarakɛyɔrɔ dondaw dugukoloko sariyaw ani kuran tasuma jaabi.

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Gafe minnu bɛ tali kɛ o ko la¶

• Kuran siraw binna ani mobili kuran
• Kuranko dɛmɛ fɔlɔ ani lakana min bɛ kɛ ni tensionba ye
• Jiri min binna so walima so sanfɛ
• Kuran panneau arcing ani overheating
• Kuran tiɲɛni labɛnni ni lakanani
• Kɔrɔtɔko nimɔrɔw ɲɛbilasɛbɛn