Version 3.3 — Out 2024

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Avan-mo

Lobzektif sa dokiman-la se pou ed piblik konpran pli bien prosedir pou aplikasion, bann kondision Grid Code ek lezot size ki relie konsernan Medium Scale Distributed Generation (MSDG).

Ninport ki aplikan potansiel ki anvi profit Medium Scale Distributed Generation (MSDG) Scheme li informe ki:

1. Konformite avek sa Kod Grid-la pou obligatwar.
2. Bizin respekte bann dispozision Lalwa lor Kouran 2005 ek bann Regilasion pertinan ki asosie.
3. Bann dispozision Environment Protection Act 2002, Local Government Act 2011 ek Finance Act 2013.
4. Sa Kod Grid-la pou examine ek met azour kan bizin.

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Disclaimer

Konsey Santral pou Kouran’s (CEB) “Kod grid pou enn zenerater distribie a enn lesel mwayen (MSDG) – Pli gran ki 500 kW ek pa depas 2 MW”, inklir ninport ki revizion peryodik, pibliye lor sit web CEB, konstitie bann kondision teknik minimem pou koneksion enn MSDG ki ena enn grander plis ki 500 kW e ki pa depas 2 MW a CEB’s 22 kV rezo distribision. Proprieter MSDG kapav bizin ranpli bann kondision adisyonel pou fer sir ki interkoneksion-la ranpli tou bann regleman lokal e ki li san danze pou servi. Bann kondision ki finn fixe dan sa Kod Grid-la baze lor bann kondision sistem ki kapav sanze. Alor, sa bann kondision-la pou servi zis kouma enn gid, size enn evaliasion aprofondi. CEB rezerv drwa pou reviz sa Grid Code-la ninport kan. Ninport kisannla ki anvi servi sa Grid Code-la invite pou kontakte CEB avan kontinie.

CEB rezerv drwa pou modifie bann spesifikasion teknik ek bann kondision sistem MSDG ek switchgear MV avan ouswa pandan inplimantasion prosesis koneksion MSDG, pou ki li kapav respekte bann dernie laspe operasionel ek sekirite rezo-la. Instalasion MSDG bizin respekte bann dernie Kod ek standar MSDG Grid a moman inplimantasion proze-la.

Bann revizion

• Version 3.3 — Out 2024: Kod Grid finn examine par CEB; bann miz-a-zour ki finn fer lor kapasite aplikab, rapor DC-to-AC, kapasite aplikab pou proteksion NVD, bann kondision kominikasion, mezir, kapasite aplikab pou bann kondision fault ride-through, bann kondision VT ek CT lor Laranzman Switchgear 22KV, stati ek bann alarm.
• Version 3.2 — Oktob 2019: Bann miz-a-zour lor Proteksion kont defo relay (ki aplikab ka-a-ka) ek proteksion kont deklansman.
• Version 3.1 — Septam 2019: Bann miz-a-zour lor MSDG High Voltage Switchgear, Proteksion ek Kondision Kominikasion, Metering, Karakteristik Fonksionnman Garanti ek layout tipik Panel High Voltage Switchgear.
• Version 3.0 — Me 2016: Kod Grid finn examine par Konsiltan ek bann miz-a-zour finn fer.
• Version 2.1 — Desam 2013: Finn azout Sapit 4: Karakteristik Fonksionnman Garanti ek Sapit 5: Tes ek Met an Servis.

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Sapit 1 — Obzektif Kod Grid

Sa Kod Grid-la dekrir bann kriter teknik ek bann kondision pou koneksion bann lizinn zenerasion distribie avek kapasite plis ki 500 kW me pa depas 2 MW pou CEB’s 22 kV rezo distribision.

Kapasite ki pe propoze pou sorti kouran AC depi instalasion RE. Kapasite limit lor bann inverter pou aplikab kouma bizin.

Sa Kod Grid-la okip koneksion avek rezo distribision CEB ek prodiksion kouran par sa bann Teknolozi Lenerzi Renouvlab (RET) swivan:

1. Fotovoltaik (PV)
2. Zenerater Tirbin Divan (WTG)
3. Zenerater idroelektrik
4. Zenerater baze lor biomass

Not: Pou bann kriter teknik ek bann kondision pou koneksion MSDG ki ena enn kapasite plis ki 50 kW me ki pa depas 500 kW, silvouple konsilte kod grid pertinan ki disponib lor ceb.mu.

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Sapit 2 — Konekte MSDG ar Grid

2.1 Prosesis Koneksion

Prosesis koneksion MSDG swiv enn sekans administratif ek teknik striktire:

1. Pandan ki enn MSDG scheme ouver, enn Form Aplikasion MSDG ki finn ranpli kouma bizin ek bann spesifikasion teknik ki finn demande bizin depoze dan CEB SOLAR PHOTOVOLTAIC SCHEME (HOUSEHOLDS) -MSDG Unit, CEB Curepipe. Bizin regle fre prosesis dan Biro Kas.
2. Analiz propozision MSDG an seki konsern bann kondision Kod Grid MSDG ek scheme aplikab, si ena. Enn Revi Inzenier / Letid Linpak Sistem fer kot bizin. Enn sondaz lor rezo ek interkoneksion par distrik ek enn vizit konzwin lor sit avek tou bann parti prenan finn organize kouma bizin.
3. Enn Let Intansion pibliye avek kapasite ki finn aloue, ansam avek enn faktir pou bann fre prosesis, kou pou rekonstriksion rezo, etc. (si aplikab). Kot bizin fer bann travay rezo, enn estimasion kou avoy aplikan-la.
4. Aplikan-la rekonet tou bann kondision Let Intansion-la e li regle bann fre ek bann kou pou rekonstriksion rezo-la, etc. (si li aplikab). Si aplikan-la pa dakor pou sarye bann kou, prosesis-la fini.
5. Enn renion konzwin lor sit finn fer avek tou bann parti prenan e finn sign Lakor Koneksion. Aplikan-la regle Fre Koneksion ek tou lezot sarz kouma aplikab. Pou MSDG >1 MW, tou bann sarz ki ena enn lien avek akonplir bann kondision kominikasion ki CEB finn fer, finn faktire a aplikan.
6. Enn renion kordinasion fer avan koupir kouran pou program bann travay. CEB fer bann travay interkoneksion pandan koupir kouran. Tou bann lezot travay neseser finn konplete e instalasion-la an antie finn verifie.
7. Aplikan-la konplet instalasion MSDG dan 12 mwa apartir dat ki Lakor Koneksion finn signe. Kan li fini, aplikan-la soumet enn Sertifika Instalasion ki finn signe kouma bizin ek enn diagram skematik kouma finn fer. Enn faktir pou Fre Koneksion, TTB, modem (si aplikab) ek tes bann CT finn avoy aplikan-la. Aplikan-la regle tou bann kou neseser.
8. CEB fer bann tes ek met an servis.

2.2 Kapasite koneksion

Kapasite maximem MSDG ki kapav konekte ar enn alimantaz Mwayen Voltaz (MV) apel kapasite koneksion sa alimantater-la. Diferan feeder ena diferan kapasite koneksion depandan lor karakteristik elektrik kondikter ki finn servi, magnitid ek varyasion tanporel chargement feeder, ek lokalizasion koneksion ki finn propoze.

Fazibilite pou konekte ninport ki MSDG ar CEB’s 22 kV rezo distribision pou bizin konfirme par enn letid linpak interkoneksion ki finn fer par CEB lor enn baz ka-a-ka. Anplis, posibilite pou interkonekte ninport ki fasilite MSDG avek enn prodiksion kouran varyab pou size a kantite maximem prodiksion kouran varyab baze lor lenerzi renouvlab ki kapav akomode anmemtan ki mintenir stabilite ek sekirite sistem.

Bann reg pou alokasyon kapasite:

• Bann aplikasion finn trete strikteman dapre dat/ler pou ranboursman bann fre pou trete bann aplikasion (premie rantre, premie sorti).
• Bann aplikasion otorize finn aloke a feeder size enn letid linpak interkoneksion favorab.
• Kapasite ki finn aloue res valid pou enn (1) an apartir dat Lakor Koneksion.
• Si pa reysi finaliz instalasion MSDG dan enn an, sa pou anile otomatikman e kapasite pou libere pou lezot aplikan.

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Sapit 3 — Bann kondision interkoneksion MSDG ek bann laspe sekirite

3.1 Karakteristik fasilite interkoneksion

Fasilite interkoneksion neseser pou fasilite MSDG konpoze de:

• Lizinn MSDG konekte ar CEB’s rezo 22 kV atraver enn pano switchgear ek enn transformater interkoneksion step-up.
• Sa “Bann fasilite interkoneksion CEB” se bann fasilite neseser pou interkonekte Fasilite Zenerasion avek Sistem Distribision CEB 22 kV, ki trouv lor kote CEB Point of Common Coupling (PCC) / Point of Delivery (A), kouma montre dan Annex 7.
• Sa “Bann fasilite interkoneksion MSDG” se bann fasilite neseser pou interkonekte Fasilite Zenerasion avek Sistem CEB, ki trouv lor kote Fasilite Zenerasion PCC / Pwin Livrezon (A), kouma montre dan Anex 7.

3.2 Paramet Sistem 22 kV

MSDG pou fonksionn ek protez limem dan sa ranze voltaz, kouran ek frekans swivan lor grid CEB.

Tab 1 — Paramet konsepsion dan bann kondision normal

Paramet	Bann valer
Voltaz Servis	23.0 kV ek 20.5 kV (+4.5% ek −7%)
System Earthing	Met later dan enn fason efikas / Non-met dan later dan enn fason efikas (kontakte CEB pou konfirme)
Frekans	50.75 Hz ek 49.25 Hz (50 Hz ± 1.5%)
Nivo defo	600 MVA

Tab 2 — Bann paramet konsepsion anba bann kondision insidan ek dirzans

Paramet	Bann valer
Voltaz Servis	24 kV ek 19.8 kV (+9% ek −10%)
System Earthing	Efektivman ater / Non-efektifman ater
Frekans	52.00 Hz ek 47.00 Hz (+4% ek −6%)
Nivo defo	600 MVA

3.3 MSDG Switchgear ot voltaz

Aplikan-la pou konstrir, instal, teste ek met an servis enn switchboard 22 kV konple dapre scheme par defo ki montre dan Annex 7 (setadir kote CEB ek kote Klian toulede). CEB pou pran propriete so kote apre peryod garanti. Sa lekipman-la bizin ena sa bann karakteristik-la:

Tab 3 — Karakteristik switchgear

Paramet	Bann valer
Voltaz sistem nominal	22 kV
Voltaz sistem pli ot pou lekipman	24 kV
Tansion nominal	24 kV
Voltaz tes inpilsion (1.2/50 μs)	125 kV pik
Kapasite kourt-sirkwi nominal	16 kA rms (1 sec)
Rezistans elektro-dinamik	40 kA pik
Not bar bis	630 A

3.4 Transformater Interkoneksion MSDG

Transformater interkoneksion MSDG bizin dan group vekter Dyn11 (Delta lor kote O-Voltaz, Star lor kote MSDG). Bobinaz delta lor kote CEB fer sir ki:

1. Performans ek sansibilite scheme proteksion kont defo later dan sou-stasion CEB pa afekte;
2. Bann trip armonik depi MSDG pa ariv CEB’s rezo;
3. MSDG gagn inpe izolasion kont bann bes dan tansion akoz bann defo ki ena enn sel laliyn-a-ter, seki permet li kapav travers bann bes dan tansion.

Bann group vekter transformater alternativ kapav servi si bizin laprouvasion CEB. Bann spesifikasion detaye lor transformater interkoneksion finn done dan Annex 7. Transformater-la bizin aprouve par CEB avan komann.

3.5 Laranzman pou met later

Bann sistem later bizin konsevwar, instale, teste ek mintenir dapre BS 7354 e BS 7430. Bizin pran bann mezir pou anpes aparet bann potansiel pa ek tous danzere kan bann defo later arive lor rezo 22 kV. Bann electrode later 22 kV ek bann electrode later ba voltaz bizin separe kouma bizin pou anpes bann potansiel later danzere transfer dan rezo ba voltaz.

Dan ka kot aplikan-la gagn drwa fonksionn indepandan ek izole depi CEB’s sistem, aplikan-la pou fer sir ki bann sistem elektrik ek proteksion sa etablisman-la finn desine pou soutenir sa mod fonksionnman-la. Sekirite personel ek lentegrite lekipman bizin garanti a tou moman pandan bann mod operasion paralel ek izole.

3.6 Bann kondision proteksion

3.6.1 Bann kondision zeneral

Bizin sofgard kordinasion ek selektivite sistem proteksion mem avek rant nouvo zenerasion dan sistem-la. Bann konfigirasion tou bann proteksion pou propoze par promoter e aksepte par CEB. Sistem proteksion-la bizin donn proteksion kont bann defo ki arive lor toulede CEB’s rezo ek fasilite MSDG, inklir kourt-sirkwi, bann defo later ek bann kondision sirsarz, e bizin osi anpes zile alimantater distribision CEB.

Tou bann relay proteksion bizin tip nimerik avek kapasite pou anrezistre bann evennman ek bann perturbasion. Proprieter MSDG bizin mintenir sistem proteksion ek gard bann rezerv tou bann relay ki servi dan switchgear MV.

3.6.2 Plan Proteksion Interkoneksion (50/51, 50N/51N, 59N)

Scheme Proteksion Interkoneksion pou konpoze de: (i) Milti-etap instantane/tan-retar ek sirkouran IDMT (50/51); (ii) Defo later milti-etap instantane/retarde par letan ek IDMT (50N/51N); (iii) Deplasman Voltaz Net (59N).

Proteksion 50/51 ek 50N/51N pou azir lor CEB Interconnection Circuit Breaker (CB1). 59N pou azir lor tou klian’s bann disjonkter sorti.

3.6.3 Proteksion kont zil

MSDG pou aret donn lenerzi CEB’s rezo dan 0.5 segonn formasion enn lil. Bann fonksion ek konfigirasion proteksion swivan neseser:

Tab 5 — Proteksion kont lil Konfigirasion pou vwayaz

Paramet	Sinbol	Laranzman vwayaz	Lisans
Survoltaz	Ou>>	Vφ-φ + 9%	0.2 s
Survoltaz	Ou>	Vφ-φ + 6.0%	1.5 s
Sou-voltaz	Ou<	Vφ-φ − 10%	3.0 s
Surfrekans	f>	52 Hz	0.5 s
Sou-frekans	f<	47 Hz	3.0 s
Pert kouran prinsipal — ROCOF	LoM	2.5 Hz/s	0.5 s
Pert kouran prinsipal — Shift Vekter	LoM	10°	0.5 s

Proteksion anti-lizil bizin azir lor CB4 (disjonkter MSDG). Pou MSDG ≥1 MW, fasilite inter-deklansman ki servi bann kab fib optik ou kominikasion san fil li osi neseser (get Seksion 3.6.5).

3.6.4 Proteksion kont bann trip

Enn sistem inter-deklanser ek inter-bloke pou fer sir ki deklansman CEB 22 kV Circuit Breaker (lor defo, ouver lokalman ou a distans) pou inter-trip TOU bann Circuit Breaker 22 kV ki Klian sorti instantaneman. Fermtir disjonkter CEB 22 kV li SELMAN otorize si TOU bann disjonkter 22 kV klian dan pozision ouver.

3.6.5 Inter-tripping pou MSDG ≥1 MW

Scheme inter-deklansman bizin konsevwar ek pre-file dan enn fason ki deklansman disjonkter alimantasion interkonekte dan sou-stasion CEB 22 kV fer deklansman CB1. Pou soler PV MSDG ≥1 MW:

1. Lizour: Kan disjonkter 22 kV dan sou-stasion CEB deklanse par defo, operater Kontrol Sistem CEB bizin ouver CB1 a distans. CB1 inter-vwayaz CB2. Kan finn restor provizion, operater CEB pou bizin re-ferm CB1 a distans e pou ena enn lien avek dimounn kontak MSDG pou re-ferm CB2 lokalman.
2. Aswar: Kan disjonkter 22 kV deklanse, operater CEB System Control pa bizin ouver CB1 parski pena zenerasion PV aswar.

Pou MSDG ki servi bann teknolozi RE apart PV soler, zenerasion arive pandan lazourne ek lanwit; alor, CB1 bizin ouver a distans ninport ki ler defo-la finn arive.

3.6.6 Proteksion kont defo fonksionnman relay

Fonksion sirveyans rele proteksion-la pou bizin donn enn alarm ek deklans disjonkter sirkwi lor lekel rele proteksion-la normalman azir an ka enn defo. Pou MSDG ≥500 kW, sa signal alarm-la (si bizin par CEB) pou transmet a sou-stasion CEB ki interkonekte atraver kanal fib optik ou kominikasion san fil.

3.6.7 Bann Lanvironnman Proteksion: Grad ek Diskriminasion

Pou MSDG >500 kW, aplikan-la bizin soumet ar CEB bann konfigirasion apropriye pou grad ek diskriminasion proteksion interkoneksion (disjonkter 22 kV, kote CEB) avek proteksion sou-stasion CEB an-avan. Aplikan-la bizin osi soumet a CEB kontribision defo (alafwa monofaz a later ek trwa-faz) depi lizinn zenerater lor kote 22 kV.

Anplis, Tab 4 anba montre bann konfigirasion depar NVD pou relay Deplasman Tansion Net ki neseser pou tou bann MSDG >500 kW konekte par switchgear MV:

Tab 4 — Paramet Vwayaz NVD

Paramet	Sinbol	Laranzman vwayaz	Letan pou degaze
Deplasman Voltaz Net (59N)	NVD	Kan deplasman tansion pwin net lor kote 22 kV depas 10% 22 kV/√3 (1,270 V)	5.5 s

3.7 Bann Kondision Proteksion ek Sekirite Adisionel

Sa bann kondision swivan-la adisyonel a bann proteksion obligatwar lao e aplik pou tou MSDG ninport ki teknolozi zenerasion ki finn servi:

• Bizin inkorpor enn interblokaz apropriye ant bann disjoncter lor kote CEB ek klian (dapre IEC 62271-200) pou anpes opsion ferm CB1 mekanikman lor enn bar an direk lor kote klian atraver enn sistem interblokaz mekanik ant CB1 ek CB2.
• Pou MSDG ki kontenir bann masinn sinkron ek/ou induksion: a relay senkronizm verifikasion bis-mor/live-line bizin prevwar pou anpes fermtir CB1 a distans/elektrik tanki busbar 22 kV kote MSDG li alimante.
• Verifie senkronizasion bizin fourni lor tou bann disjonkter zenerater ek ninport ki lezot disjonkter (inklir bann disjonkter LV), amwin ki zot interbloke, ki kapav konekte lizinn MSDG ar CEB’s rezo.

3.8 Re-koneksion

Apre enn dekoneksion ki finn inisie par proteksion, MSDG bizin res dekonekte depi rezo-la ziska ki voltaz ek frekans dan bann terminal alimantasion finn res dan bann limit nominal pou omwin 3 minit. Re-koneksion otomatik li otorize zis kan dekoneksion-la ti akoz bann paramet fonksionnman andeor ranze fonksionnman normal. Si dekoneksion-la finn koze par enn defo ninport ki laparey dan instalasion MSDG, bizin fer enn re-koneksion maniel avek lotorizasion CEB.

3.9 Alimantasion kouran san interupsion (UPS)

Enn UPS online neseser pou fer sir ki bann sistem proteksion, mezir, kontrol ek kominikasion fonksionn san interupsion pou enn dire minimum 3 er-tan apre pert kouran CEB. Dan ka pert alimantasion oksilier ki finn sekirize, tou bann disjonkter 22 kV Klian pou deklanse ziska ki bann aksion reparasion pran.

Pou MSDG ≥1 MW, tou lekipman ki servi pou transmision bann signal ek komann (PLC, modem, router, etc.) ant sit MSDG ek CEB System Control bizin fourni depi enn UPS separe pou seki bann sistem proteksion.

3.10 Indikasion, Alarm ek Instrimantasion

Bann fasilite alarm ek vwayaz bizin ena indikasion lokal e, pou MSDG ≥1 MW, enn seri kontak san potansiel anplis pou transmision bann signal alarm/deplasman ver Substation CEB. Pou MSDG ≥1 MW, enn lokal SCADA sistem bizin instale pou permet sirveyans ek kontrol instalasion MSDG.

Bizin instal bann lalanp indikater extern pou MSDG >500 kW pou indik enn fonksionnman paralel avek rezo distribision CEB: enn alime lalanp rouz bizin indik enn fonksionnman paralel; enn alime lalanp ver pou indik enn fonksionnman izole.

Instrimantasion pano bizin inklir voltmet, ammeter, MW, MVAr (ki indik inportasion ek exportasion), ek bann blok tes apropriye pou bann sirkwi kouran ek voltaz.

3.11 Bann kondision kominikasion

Proprieter MSDG pou instal bann lekipman kominikasion pou transfer sekirize bann done operasionel ek bann signal proteksion ek kontrol. Pou MSDG ≥1 MW, enn lien kab fib optik pou konekte lizinn MSDG ar sou-stasion 22 kV korespondan (dapre Annex 9). Aplikan-la sarye tou kou akizision, instalasion, tes, met an servis ek antretien sistem kominikasion-la.

Sa bann done-la pou transmet an tan-reel depi Fasilite Zenerasion ziska Substasion CEB:

• Load Break Switch stati (OUVER/FERME) pou sak antre (si disponib)
• Stati CB1 disjonkter (ouver/ferme)
• Stati disjonkter CB2 ek CB4 (ouver/ferme)
• Alarm: Proteksion fonksione, Rele proteksion pa an bonn sante, Alarm SF6, Alarm UPS, Alarm laport, Signal inter-deklansman, Signal CB1 a distans/lokal, Lezot alarm (groupe)
• MW, MVAr dan interfas inportasion/exportasion (kalkile an servan bann tansion 3-faz ek kouran lor Faz 2)
• Nivo voltaz bar 22 kV (Laliyn-a-laliyn ant faz 1 ek 2)
• Aktyel lor linterfas inportasion/exportasion (Faz 2)

Pou MSDG >1 MW, bann komann kontrol a distans bizin osi done (Switch Load Break OUVER/FERME, CB1 ouver/ferme).

Kominikasion san fil

Kan servi bann kominikasion san fil, sistem-la bizin ranpli bann kondision minimem swivan:

• Itilizasion dernie teknolozi 3G/4G/LTE ou pli resan pou bann band frekans ki servi dan Moris
• Microwave link kouma kanal prinsipal ek 3G/4G/LTE kouma backup; failover san problem; SLA 4 er-tan
• Kapasite doub SIM avek sanzman otomatik ant bann operater rezo
• Tou bann kanal 3G/4G/LTE dan mod tinel VPN (Ouver VPN ou ekivalan)
• Omwin de router ki finn konfigire kouma prinsipal ek hot-standby; to done ≥85 kbps telesarz / 42 kbps upload
• Interfas konfigirasion proteze par modpas; mekanizm oto-rekiperasyon

3.12 Kontaz

Konter CEB, CT ek VT bizin ena omwin sa bann klas presizion-la:

Tab 6 — Presizion mezir

Instalasion MSDG	Konekte ar rezo LV	Konekte ar rezo MV
Pa depas 500 kW	Klas 1	Klas 0.5
Plis ki 500 kW ek pa depas 2 MW	—	Klas 0.5
Greenfield	—	Klas 0.2

Konter CEB pou ena bann rezis separe pou inportasion ek exportasion lenerzi. Tou bann sirkwi mezir CEB bizin totalman separe depi promoter MSDG’s bann sirkwi. Bann CT toroidal pou pa aksepte pou bann rezon mezir HT.

Enn deziem konter prodiksion pou instale par CEB andan instalasion MSDG. Tou bann konter ek bann lekipman ki relie (CT, VT, TTB) bizin plase dan enn kabinn konter sekirize ki ekipe avek enn priz kouran 13A ki proteze par enn disjoncter 2A e ki nouri depi enn sours alimantasion ki sekirize. Promoter MSDG bizin dabor rod CEB’s laprouvasion pou bann spesifikasion CT/VT avan komann ek avoy bann lekipman a CEB’s Seksion Laboratwar Konter pou bann tes avan instalasion.

3.13 Antretien prevantif ek korektif

3.13.1 Program Zenerasion

MSDG ≥1 MW pou fasilit enn previzion zenerasion pou CEB (zour-avans, bann valer par er par defo). MSDG <1 MW pa bizin kominik enn previzion zenerasion.

3.13.2 Antretien Zenerater

MSDG ≥1 MW bizin soumet bann plan antretien prevantif anyel a CEB pou laprouvasion, avek bann miz-a-zour par mwa ek omwin 15 zour’ notis alavans pou ninport ki sanzman ki finn planifie. Pou antretien korektif, CEB pou bizin notifie dan 3 er-tan apre sa evennman-la. MSDG <1 MW pa neseser pou soumet bann plan antretien.

3.13.3 Mintenans Rezo

Bann travay antretien ouswa bann defo lor feeder-la kapav anpes MSDG exporte. Pa pou ena okenn konpansasion pou pert zenerasion akoz antretien prevantif ek korektif dan CEB’s rezo. CEB pou kominik so bann plan antretien a bann promoter MSDG ≥500 kW avan ki aksion antretien ki finn planifie deroule.

3.14 Sekirite, Izolasion ek Sanzman

3.14.1 Bann prosedir sekirite pou bann switchgear ot-voltaz

Personel CEB bizin respekte strikteman bann “CEB T&D Bann Regleman Sekirite” an konformite avek Occupational Safety and Health Act 2005. Promoter MSDG bizin:

• Pou respekte Seksion 7(2) OSH Act 2005 — kot zenerasion total depas 750 kW, anplwayer-la pou anplway enn Inzenier Profesionel Anrezistre an zeneral sarz tou sa bann masinn-la.
• Nom ek form bann dimounn konpetan responsab pou fonksionnman bann switchgear HV; mintenir enn lalis azour ki finn kominike a CEB.
• Afis enn diagram skematik azour lor switchgear dan lasal switchgear.
• Nimerot ek met enn etiket kler lor tou bann pano switchgear.
• Avan ninport ki travay, dimounn konpetan bizin sertifie bann operasion sanzman ki finn fer lor “Sertifika Konsignasion” (Anex 2) ek remet orizinal-la a so omolog CEB.
• Fixe bann switchgear avek bann kadna personel e met bann sign avertisman apropriye.

3.14.2 Bann Konsern Sekirite

• Alimantasion ek zenerater toulede bizin bien izole avan fer bann travay elektrik. Enn bon etiket bizin averti ki instalasion-la konekte ar enn lot sours lenerzi.
• Pou PV: kouver tou bann modil avan travay lor bann sirkwi anler depi pwin izolasion. Pou WTG: anpes tirbin-la tourne.
• Fabrikan/fourniser MSDG bizin sertifie konformite CE ou ekivalan pou sekirite elektrik ek EMC.
• Tou antretien bizin swiv fabrikan’s bann prosedir sekirite rekomande.
• Bizin averti bann personel CEB lor bann prosedir sanzman ki aplikab pou MSDG; sa bann-la bizin klerman afise ek vizib lor sit MSDG.

3.14.3 Emision / Iminite Elektromayetik

MSDG bizin respekte bann kondision EMC Directive e an partikilie bann standar emision fami prodwi.

3.14.4 Bann etiket

Enn etiket avertisman MSDG standar CEB (Figure 1) bizin afise dan sa bann landrwa-la:

• Pol 22 kV pli pre lor lekel bann fizyon switch finn instale (ou Ring Main Unit dan ka bann rezo souterin)
• Lantre lasam switchgear
• Laport ek klotir kabinn transformater
• Kabin ek bwat mezir
• Kabine alimantater rantran CEB, kabine transformater tansion, kabine disjonkter interkoneksion
• Ninport ki lezot landrwa ki CEB trouv neseser

3.15 Dokimantasion

Bizin afis bann linformasion azour dan instalasion MSDG, inklir:

• Enn diagram sirkwi ki montre relasion ant MSDG ek CEB’s incoming feeder kouma montre dan Annex 6, e montre par kisannla zenerater-la proprieter ek antretenir
• Tou bann linformasion pertinan ki ena enn lien avek kontribision bann defo dan tou bann diferan tip defo depi MSDG; enn kopi rezilta tes proteksion ki finn gagne pandan met an servis bizin livre a CEB
• Enn rezime bann konfigirasion interkoneksion ek proteksion anti-zil (dapre Annex 8)
• Pe sanz bann prosedir operasion dan etablisman MSDG
• Bann kondision antretien ek bann servis antretien disponib
• Enn sertifika signe par kontrakter antretien ki konfirme: PV/WTG/hydro soler, switchgear, UPS ek transformater interkoneksion ranpli bann kondision sa Kod Grid-la; nom ek ladres klian; ladres sit; nom ek kontak kontrakter; lalis bann konpozan kle; estimasion performans sistem; program antretien

3.16 Plak linformasion

Sak instalasion MSDG bizin afis enn plak linformasion ki montre: (a) fabrikan’s nom ou mark komersial; (b) dezignasion tip ou nimero idantifikasyon; (c) pouvwar nominal; (d) tansion nominal; (e) frekans nominal; (f) bann faz; (g) fakter pouvwar.

3.17 Kontrakter / Instalater Elektrik

MSDG bizin instale an akor avek fabrikan’s bann instriksion. Instalater-la bizin konsider tou laspe inklir: demann maximem ek prodiksion zenerater; tip laranzman pou met later; natir ofrand-la; bann linflians extern; konpatibilite, mintenans ek aksesibilite; proteksion kont sok elektrik ek bann lefe termik; proteksion kont sirkouran; izolasion ek sanzman; bann problem seleksion ek instalasion.

Instalater-la bizin afis enn etiket ki indik prosin antretien ki finn programe e inform CEB pou met azour rezis MSDG. Instalater-la bizin ena talan dan domenn instalasion MSDG e posed enn Kalifikasion aprouve par MQA ou ekivalan dan instalasion elektrik ek bann instalasion lenerzi renouvlab ki akseptab pou CEB.

3.18 Bann Standar ek Regilasion

Tou bann laparey, materyel ek kablaz elektrik bizin an-akor avek Lalwa lor Kouran, Lalwa CEB, Regilasion lor Kouran, sa Kod-la ek bann standar swivan (bann dernie edision aplike):

Modil PV

• IEC TS 62804-1/-2 — Bann modil PV: bann tes degradasion ki finn indir par potansiel
• EN 50380 — Linformasion lor fich done ek plak nom pou bann modil fotovoltaik
• IEC 61215 — Bann modil PV teres an silikon kristalin — Kalifikasion pou konsepsion ek laprouvasion tip
• IEC 61646 — Bann modil PV teres avek enn fim mins — Kalifikasion pou konsepsion ek laprouvasion tip
• IEC 61701 — Tes korozion brouyar sale bann modil PV
• IEC 61730 — Kalifikasion pou sekirite modil PV
• IEC 61853-1 — Tes performans modil PV ek note lenerzi — Parti 1

Bann inverter PV

• EN 50524 — Fich done ek plak nom pou bann inverter fotovoltaik
• IEC 61683 — Sistem PV — Bann kondisioner kouran — Prosedir pou mezir efikasite
• IEC 62109 — Sekirite bann konvertiser kouran pou servi dan bann sistem kouran fotovoltaik
• IEC 62116 — Prosedir tes pou bann mezir prevansion zil pou bann inverter PV ki konekte ar litilite

Bann sistem PV ki konekte ar rezo

• EN 50438 — Bann kondision pou koneksion bann lizinn mikro-zenerater an paralel avek bann rezo distribision LV piblik
• ER G59/3 — Bann rekomandasion pou koneksion lizinn zenerater ar bann sistem distribision bann DNO ki ena lisans
• ER G83/2 — Bann rekomandasion pou koneksion bann ti zenerater inkorpore ki finn teste (ziska 16 A par faz)
• EN 50521 — Bann konekter pou bann sistem fotovoltaik — Bann kondision sekirite ek bann tes
• IEC 61727 — Bann sistem PV — Karakteristik interfas itilite
• IEC 61836 — Bann sistem lenerzi PV soler — Bann term, definision ek sinbol
• IEC 62093 — Bann konpozan balans-sistem pou bann sistem PV — Kalifikasion pou konsepsion bann lanvironnman natirel
• IEC 62446-1 — Bann sistem PV — Bann kondision pou bann tes, dokimantasion, ek antretien — Parti 1: Bann sistem ki konekte ar grid
• IEC 60904-1 — Bann laparey fotovoltaik — Parti 1: Mezir bann karakteristik kouran-voltaz PV
• IEEE P1547 — Enn seri standar pou interkoneksion bann resours distribie

Bann zenerater eolienn

• IEC 61400-21 — Tirbin eolienn — Parti 21: Mezir ek evaliasion bann karakteristik kalite kouran bann eolienn ki konekte ar rezo

Bann Standar Inzenier Zeneral

• BS 7354 — Kod Pratik pou Konsepsion bann stasion terminal ouver a ot voltaz
• BS 7430 — Kod Pratik pou Proteksion Later bann instalasion elektrik
• IEC 60068-2 — Tes anvironnmantal bann spesimenn pou reziste bann severite spesifik
• IEC 60076 — Bann transformater kouran — TOU BANN PIE
• IEC 60228 — Bann kondikter bann kab izole
• IEC 60364-1 — Bann instalasion elektrik ba-voltaz — Parti 1: Bann prinsip fondamantal
• IEC 60364-5-54 — Bann instalasion elektrik ba-voltaz — Bann laranzman pou met later ek bann kondikter proteksion
• IEC 60364-5-55 — Instalasion elektrik bann batiman — Parti 5-55: Lezot lekipman
• IEC 60502-1 — Bann kab kouran avek izolasion extrude pou bann tansion nominal depi 1 kV ziska 30 kV
• IEC 60664-1 — Kordinasion izolasion pou bann lekipman dan bann sistem ba-voltaz — Parti 1
• IEC TR 60909-1 — Bann kouran kourt-sirkwi dan bann sistem AC trwa-faz — Bann fakter pou kalkil
• IEC 62208 — Bann kondision zeneral pou bann lanklo vid pou bann lasanblaz switchgear ek controlgear LV
• IEC 62305-3 — Proteksion kont zekler — Parti 3: Domaz fizik ek danze lavi dan bann striktir
• IEEE C37.90 — Standar pou bann relay ek bann sistem relay ki asosie avek bann laparey kouran elektrik

Kalite kouran

• IEC 61000-3-2 — EMC — Bann limit pou bann emision kouran armonik
• IEC 61000-3-3 — EMC — Limitasion bann sanzman tansion, fluktuasion ek trembleman — Ekipman ≤16 A par faz
• IEC TR 61000-3-7 — EMC — Evaliasion bann limit emision pou bann instalasion ki pe sanze lor bann sistem kouran MV, HV ek EHV
• IEC 61000-6-1 — EMC — Bann norm zenerik — Iminite pou bann lanvironnman rezidansiel, komersial ek indistriel leze
• IEC 61000-6-3 — EMC — Bann norm zenerik — Standar emision pou bann lanvironnman rezidansiel, komersial ek indistriel leze
• IEEE 519 — Pratik rekomande ek bann kondision pou kontrol armonik bann sistem kouran elektrik

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Sapit 4 — Karakteristik fonksionnman garanti

Bann instalater oblize fer sir ki tou bann lekipman ki finn propoze ena kapasite pou inplimant tou bann kondision Kod Grid MSDG, sirtou bann kondision ki finn stipile dan sa sapit-la.

4.1 Bann kondision pou travers bann fot (LVRT)

MSDG pou res konekte ar sistem distribision pou bann bes tansion sistem lor ninport ki ou tou bann faz, kot tansion sistem distribision ki finn mezire dan pwin kouplaz komin res lao limit ki montre dan Fig 2 anba. MSDG ≥1 MW pou kapav donn kapasite sirkilasion defo.

Anplis ki res konekte, MSDG bizin fourni kouran aktif an proporsion a tansion ki finn retenir e maximiz inzeksion kouran reaktif dan sistem distribision pou omwin 3 segonn, ouswa ziska ki tansion sistem distribision-la rekipere dan ranze operasionel normal. Lakurb LVRT bizin kordine avek bann konfigirasion proteksion kont sou-voltaz (Tab 5).

4.2 Repons frekans

MSDG ≥1 MW pou donn enn repons kouran-frekans pou kontribie a stabilizasion frekans grid. Anba bann ranze frekans sistem normal, MSDG pou fonksionn a maximem pouvwar aktif ki disponib. MSDG pou diminie sorti kouran lao enn frekans sistem 50.5 Hz a enn gradient 40% par Hz pouvwar ki disponib instantaneman. Pouvwar sorti gagn drwa ogmante ankor enn fwa ki frekans retourn a 50.5 Hz ou mwins. Par lao 52 Hz MSDG pou dekonekte dan 0.5 segonn. Anba 47 Hz pou plis ki 0.5 segonn, MSDG gagn drwa dekonekte.

4.3 Kapasite Pouvwar Reaktif

MSDG ≥1 MW bizin ekipe avek bann fonksion kontrol pouvwar reaktif ki mityelman exklizif — zis enn mod aktiv alafwa:

1. Kontrol Fakter Pouvwar: Mintenir enn fakter pouvwar fix kouma finn spesifie par CEB
2. Kontrol pouvwar reaktif: Reglemant pouvwar reaktif ziska enn set-point ki finn definir par CEB
3. Kontrol Voltaz: Kapav bizin si finn tom dakor avek CEB avan lor enn baz ka par ka

Tou bann MSDG ≥500 kW bizin desine pou fourni pouvwar nominal pou bann fakter pouvwar ki varye ant 0.95 an retar ek 0.95 an avan, disponib apartir 20% pouvwar nominal.

4.4 Kalite kouran

Bann fasilite ek lekipman MSDG pa pou koz bann exkirsion tansion exsesif ni introdir bann distorsion exsesif dan bann vag tansion sinusoidal ouswa kouran.

4.4.1 Voltage Flicker

Instalasion MSDG pa pou koz enn flicker abnormal andeor bann limit ki finn definir dan IEEE 519 dan Point of Common Coupling.

4.4.2 Bann armonik

Prodiksion sistem MSDG dan PCC bizin an-akor avek IEEE 519. Rekomandasion IEEE 519 bizin aplike dan PCC, pa dan bann lekipman anba.

4.4.3 Sanzman letap voltaz

Bann sanzman voltaz etap koze par koneksion ek dekoneksion bann lizinn zenerater onivo distribision pa bizin depas ±3% pou bann evennman sanzman planifie ki pa souvan ouswa bann koupir e ±6% de tansion nominal 22 kV pou bann koupir ki pa finn planifie kouma bann defo.

4.4.4 Kapasite pou reziste bann vag

Sistem interkoneksion-la bizin ena kapasite reziste bann vag (osilasion ek tranzitwar rapid) an-akor avek IEC 62305-3. Konsepsion bann sistem kontrol bizin zwenn ouswa depas bann kondision IEEE C37.90.

4.4.5 Dezekilib Voltaz

Kontribision a nivo dezekilib tansion dan PCC depi ninport ki instalasion MSDG pou mwins ki ou egal a 1.3%.

4.5 Limit To Ranp

MSDG ≥1 MW bizin ena enn ranp kontrole monte/desann: to ranp pozitif zis pandan demars; to ramp negatif pandan fermtir etablisman MSDG.

• 1-minit to ranp maximem: MSDG’s kapasite instale (MW) divize par 5
• Bann konfigirasion to ranp bizin aprouve par CEB avan fer bann tes ek met an servis; minimum de semenn’ notis pou ninport ki sanzman ki pou swiv

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Sapit 5 — Tes ek met an servis

5.1 Introdiksion

Aplikan-la pou fer bann faz tes ek pre-komision MSDG dapre bann standar pertinan. Aplikan-la bizin gard bann rezis ekri lor tou bann rezilta tes ek bann konfigirasion proteksion. Proteksion interkoneksion MSDG bizin teste ek mintenir regilierman. Bann tes ad-hoc kapav neseser par CEB pou bann rezon kouma evaliasion armonik, ogmantasion tansion, fonksionnman proteksion swit a bann sanzman sistem, ek lanket lor bann defo.

5.2 Tes ek Pre-Komisyonnman

Pou bann proze Greenfield, aplikan-la bizin soumet bann prosedir ek plan pou fer tes ek pre-komisyonnman a CEB pou gagn laprouvasion omwin 3 mwa avan Operasion Komersyal Programe pou Fasilite MSDG.

5.2.1 Faz Tes — Fasilite PV

• Kontinite met later kad laranzman a later ek koneksion avek terminal later prinsipal
• Polarite sak lasenn modil
• Lakord PV Voltaz Sirkwi Ouver (V_oc) tes
• Kouran kourt-sirkwi PV (I_sc) tes
• Tes rezistans izolasion PV array
• Tes operasionel kouran lakord PV; tes fonksionel; verifikasion performans
• Tes rezistans izolasion kab

5.2.2 Faz Tes — Fasilite WTG

• 6-erdtan tes avek zenerater konekte ar grid
• Demonstrasion nivo vibrasion WTG anba bann limit akseptab
• Tes fonksion trip kan WTG pe zenere ek pert grid arive
• Tes fonksion deplasman lor vites sak WTG; tes bann moter yaw; tes fonksionel; verifikasion performans

5.2.3 Faz Pre-Komisyonnman

Bann tes avan met an servis bizin fer dan prezans CEB e bizin inklir omwin:

1. Demonstrasion fonksionnman satisfezan bann lekipman mezir pouvwar
2. Bann tes fonksionel proteksion relay ek verifikasion bann konfigirasion
3. Demonstrasion fonksionnman satisfezan retikilasion intern
4. Tes presion lor switchgear 22 kV
5. Tes kapasite pouvwar reaktif
6. Tes Kalite Pouvwar dapre IEC 61400-21
7. Tes anti-lizil
8. Tes fasilite-la pou reziste sanzman sarz letap

5.3 Kalite kouran

Apre bann tes satisfezan ek pre-komisyonnman ek soumision Sertifika Instalasion, CEB pou fer bann tes pou asire ki fasilite-la an-akor avek Seksion 4.4 sa Kod Grid-la.

5.4 Inzenier ki met an servis

Akoz grander ek konpleksite instalasion MSDG, bann tes ek pre-komisionnman pou fer par enn Inzenier Profesionel Anrezistre. RPE pou inspekte ek teste instalasion-la pou konformite avek bann kondision ki deza existe ek raport bann rezilta a CEB. Proprieter MSDG pou lerla soumet enn Sertifika Instalasion ki finn bien signe. Apre konformite, CEB pou prepar enn Sertifika Konformite ki konfirme ki instalasion-la an-akor avek bann kondision sa Kod Grid-la, finn trouve ki li apropriye pou konekte ar Grid, e finn komisione apre signatir Lakor Koneksion.

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Sapit 6 — Konformite avek Kod-la

Dan ka non-konformite avek okenn bann dispozision teknik dan sa Kod Grid-la, CEB pou inform proprieter-la par ekri lor bann dekalaz. Proprieter MSDG pou ena 90 zour pou rektifie bann dekalaz. Si pa reisi fer sa, CEB pou gagn drwa dekonekte instalasion MSDG.

CEB pou ena drwa dekonekte fasilite MSDG san notifikasyon avan si bann kondision instalasion danzere ouswa kree bann risk inevitab pou sekirite. CEB pa pou responsab pou okenn domaz si sa dekoneksion-la nesesit dekoneksion bann lezot sarz ki konekte ar mem koneksion ki MSDG.

Rekoneksion MSDG pou bizin ki CEB sertifie ki instalasion-la an-akor avek sa Kod Grid-la. Bann fre ki aplikab pou parey kouma bann fre rekoneksion standar.

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Sapit 7 — Bann anex

Anex 1 — Bann abreviasion ek definision

• “AC” ouswa “ac” — Kouran Alterne
• “Aplikan” — Enn prodikter elektrisite atraver enn instalasion MSDG
• “CEB” — Konsey Santral pou Kouran
• “Disjonkter sirkwi” — Enn laparey switching ki kapav fer, sarye, ek kas bann kouran dan bann kondision normal e osi fer, sarye pandan enn letan spesifie, ek kas bann kouran dan bann kondision abnormal kouma enn kourtwazi
• “DC” — Kouran Direk
• “DG” — Zenerasion Distribie
• “Zenerasion distribie” — Bann fasilite prodiksion elektrik ki konekte ar rezo itilite dan PCC
• “Trembler” — Enn varyasion tansion input sifizan an dire pou permet observasion viziel enn sanzman dan lintansite sours lalimier elektrik
• “Fot” — Enn kondision fizik ki fer enn laparey, konpozan, ouswa eleman pa fonksionn dan enn fason neseser
• “Frekans” — Kantite sikl konple varyasion sinoidal par inite letan
• “Proze Greenfield” — Enn instalasion MSDG dan enn landrwa kot pena enn pwin koneksion ki deza existe
• “Griy” — CEB’s rezo ki amenn kouran depi bann stasion elektrik ziska bann konsomater
• “GPRS/VPN” — Rezo Prive Virtuel ki finn met anplas lor enn Servis Radio Pake Zeneral (GPRS)
• “Distorsion armonik” — Distorsion kontinie vag sinwa normal, zeneralman koze par bann sarz non-lineer ouswa bann inverter; mezire an Total Harmonic Distortion (THD)
• “HT” — Tansion O (bann sistem ki normalman fonksionn a enn tansion ki depas 1000 V AC ou 1500 V DC)
• “Inzenier Profesionel Anrezistre” — Enn dimounn ki anrezistre kouma enn Inzenier Profesionel anba Registered Professional Engineers Council Council Act (Moris)
• “Instalater” — Enn dimounn ki ena talan dan bann instalasion MSDG, ki posed enn kalifikasion aprouve par MQA ouswa enn ekivalan ki akseptab par CEB
• “Zile” — Enn kondision kot enn parti CEB’s rezo-la alimante par enn ou plizier MSDG atraver zot PCC(s) pandan ki zot separe elektrikman depi leres sistem-la
• “Zenerasion izole” — Enn kondision kot sime elektrik dan PCC ouver e MSDG pe kontinie donn lenerzi bann sarz lokal
• “kV / kVA / kW / kWh” — Kilovolt / Kilovolt Ampere / Kilowatt (1,000 W) / Kilowatt er
• “LV” — Voltaz ba (bann sistem ki normalman fonksionn a enn voltaz ki pa depas 1000 V AC ou 1500 V DC)
• “MSDG” — Zenerasion Distribie lor Lesel Mwayenn — plis ki 500 kW ziska 2000 kW
• “MW” — Megawatt (1,000,000 W)
• “Operasion paralel” — Enn kondision kot MSDG pe fonksione pandan ki li konekte ar CEB’s rezo
• “PCC” — Pwin Koupleman Komin — pwin kot enn MSDG konekte ar CEB’s rezo
• “Fakter pouvwar” — Rapor pouvwar aparan reel ek total (kW/kVA) exprime kouma enn desimal ouswa enn poursantaz
• “Prodikter” — Enn prodikter kouran atraver ninport ki instalasion MSDG ou proprieter-la
• “PV” — Fotovoltaik
• “RE” — Lenerzi Renouvlab
• “SWC” — Kapasite pou reziste bann vag — iminite bann lekipman kont bann tranziter elektrik rapid ek repetitif
• “THD” — Distorsion Armonik Total

Anex 2 — Sertifika Konsignasion (Lexanp)

Enn Certificat de Consignation neseser avan ki kapav fer ninport ki travay lor sak kote pano switchgear 22 kV. Dimounn konpetan ki pe fer bann operasion switching pou sertifie bann operasion ki finn fer lor sa form aprouve-la e remet orizinal-la so omolog CEB, ki kapav apre kontinie avek travay-la an-akor avek bann prosedir sekirite aplikab.

Sertifika-la inklir bann domenn pou: dat ek ler; nom dimounn konpetan; deskripsion bann operasion switching ki finn fer; lekipman finn sanze (nimero pano, dezignasion CB); sinyatir klian ek reprezantan CEB; ek konfirmasion ki bann sign izolasion, kadna ek avertisman apropriye anplas.

Anex 3 — Bann fre CEB

MSDG pou konekte ar CEB’s rezo 22 kV atraver enn switchgear O-Voltaz e finn mezire lor kote ot-voltaz. Aplikan-la pou pey bann fre pou tret bann aplikasion ek preparasion bann estimasion kou pou konstriksion ouswa modifikasion rezo-la. Lalis bann fre disponib lor Sit web CEB.

Bann fre inklir: Fre pou prosesis; Fre koneksion; Letid lor revizion inzenier / distribision; Revizion Estimasion. Bann kou konstriksion / modifikasion rezo determine apre revizion inzenier.

Anex 4 — Sertifika Instalasion

Aplikan/instalater-la bizin soumet enn sertifika ki finn bien signe (avek konpagni-la’s header ek sele) ziska CEB. Instalasion MSDG bizin sertifie par enn Inzenier Profesionel Anrezistre (CRPE Moris). Sertifika-la bizin inklir:

• Nom konpagni instalater
• Nom Inzenier Profesionel Anrezistre; RPEM No.; Siniatir; Dat; Sele Lakonpani Instalater
• Nom Aplikan; Signatir Aplikan; Dat
• No. Seri MSDG: MSDG/_______________

Anex 5 — Sertifika Konformite

Sa sertifika-la konfirme ki instalasion MSDG avek enn kapasite instale [kW], ki sitie dan [address] lor nom [Aplikan/Nom Lakonpani] ki ena Serial No. [MSDGX/XX/XXX] finn trouve ki li an-akor avek bann kondision Kod Grid MSDG par Reprezantan Grinder CEB isi ek li adapte pou koneksion Grid. Instalasion-la pou met an servis apre signatir Lakor Koneksion.

Sertifika Konformite finn signe par bann reprezantan depi:

• Rezo Distribision
• Instalasion konter
• MSDG-CEB SOLAR PHOTOVOLTAIC SCHEME (HOUSEHOLDS) Younit
• Seksion Sekirite ek Lasante
• C&Seksion M

Anex 6 — Laranzman switchgear 22 kV

Diagram an-linn swivan montre laranzman switchgear 22 kV neseser dan etablisman interkoneksion MSDG, avek demarkasion ant lekipman CEB ek lekipman Proprieter MSDG:

Anex 7 — Deskripsion fasilite interkoneksion

Responsabilite ek kou pou fasilite interkoneksion:

• CEB pou responsab konstriksion, instalasion ek met an servis laliyn interkoneksion 22 kV ki form parti bann fasilite interkoneksion CEB.
• Aplikan-la pou responsab pou gagn drwa depas pou laliyn interkoneksion 22 kV, ek pou konstriksion, instalasion, teste ek met an servis tablo 22 kV konple (kote CEB ek MSDG). CEB pou pran propriete so kote apre peryod garanti.
• Aplikan-la pou sarye kou akizision, instalasion, tes ek met an servis bann Fasilite Interkoneksion CEB ek MSDG toulede.
• Aplikan-la pou responsab tou bann travay sivil inklir bann tranche kab, bann trou, bann tiyo PVC, ek konstriksion lasam switchgear dapre spesifikasion CEB.
• Aplikan-la pou proprieter ek responsab pou fonksionnman, antretien ek reparasion MSDG’s Bann fasilite interkoneksion.

Anex 8 — Panel switchgear HV tipik ek konsey proteksion

Diagram swivan montre pano tipik switchgear ot voltaz ek gid proteksion pou zenerasion MSDG baze lor inverter (Anex 8a):

Anex 9 — Bann kondision kominikasion

Sistem kominikasion fib optik bizin konekte fasilite MSDG ar sou-stasion alimantasion 22 kV pou tou bann MSDG ≥1 MW. Sistem-la pou transmet tou bann signal stati, mezir, alarm ek kontrol neseser kouma finn spesifie dan Seksion 3.11 sa Kod Grid-la. Bann pwin done kominikasion detaye, bann protokol ek bann spesifikasion interfas bizin tom dakor avek CEB avan akizision ek instalasion. Tou bann kou pou akizision, instalasion, tes, met an servis ek antretien sistem kominikasion-la, se promoter MSDG ki pe sarye.