1. Sebopeho sa switch cabinet:
Switchgear e tla fihlela litlhoko tse amehang tsa GB3906-1991 "3-35 kV AC Metal-enclosed Switchgear". E entsoe ka khabinete le sekhechana sa potoloho, 'me e na le mesebetsi e kang lithapo tse kenang le tse tsoang holimo, lithapo tse kenang le tse tsoang, le likhoele tsa libese. Khabinete e entsoe ka khetla, likarolo tsa motlakase (ho kenyeletsoa li-insulators), mekhoa e fapaneng, liteishene tsa bobeli le likhokahano.
★ thepa ea Kabinete:
1) Cold rolled tšepe poleiti kapa angle tšepe (bakeng sa tjheseletsa khabinete);
2) Letlapa la tšepe le koahetsoeng ka Al-Zn kapa lesela la galvanized (le sebelisetsoang ho kopanya likhabote).
3) poleiti ea tšepe e sa hloekang (e seng ea makenete).
4) poleiti ea aluminium ((e seng ea makenete).
★ Karolo e sebetsang ea khabinete:
1) Kamore e kholo ea libese (ka kakaretso, sebopeho se seholo sa libese se na le meaho e 'meli: sebopeho sa "pin" kapa "1" sebopeho.
2) Kamore ea ho phomola ea potoloho
3) Kamore ea cable
4) Relay le kamore ea lisebelisoa
5) Kamore e nyane ea libese e kaholimo ho khabinete
6) Kamore ea bobeli ea ho qetela
★ Likarolo tsa motlakase ka hara khabinete:
1.1. Likarolo tsa mantlha tsa motlakase tse sebelisoang hangata (lisebelisoa tse kholo tsa potoloho) ka har'a khabinete li kenyelletsa lisebelisoa tse latelang:
Transformer ea hajoale e bitsoa CT [joalo ka: LZZBJ9-10]
Transformer ea motlakase e bitsoa PT [joalo ka: JDZJ-10]
Phetoho ea fatše [joalo ka: JN15-12]
Setlamo sa lehalima (ho hanyetsa-capacitance absorber) [joaloka: HY5WS mofuta oa mohato o le mong; TBP, mofuta oa JBP o kopantsoeng]
Swipe e ikhethileng [joalo ka: GN19-12, GN30-12, GN25-12]
Sesebelisoa sa motlakase se phahameng sa motlakase [joalo ka: mofuta oa oli e nyane (S), mofuta oa vacuum (Z), mofuta oa SF6 (L)]
High voltage contactor [joaloka: JCZ3-10D/400A mofuta]
Fuse ea matla a phahameng [joalo ka: RN2-12, XRNP-12, RN1-12]
Transformer [mohlala, SC(L) letoto la transformer e omeletseng, S letoto la oli ea transfoma]
Pontšo ea motlakase e phahameng [mofuta oa GSN-10Q]
Likarolo tsa insulation [tse kang: sekoahelo sa lebota, lebokose la ho ikopanya, insulator, mocheso oa mocheso o honyehang (o batang o honyehang) sheath]
Bese e kholo le bese ea lekala
Setsi sa motlakase se phahameng [joalo ka mofuta oa letoto: CKSC le mofuta oa enjene e qalang: QKSG]
Load switch [mohlala FN26-12(L), FN16-12(Z)]
High-voltage single-phase shunt capacitor [e kang: BFF12-30-1] joalo-joalo.
1.2. Likarolo tsa mantlha tse sebelisoang ka har'a khabinete (tse tsejoang hape e le lisebelisoa tsa bobeli kapa lisebelisoa tse thusang, li bua ka lisebelisoa tse tlase tsa motlakase tse behang leihlo, ho laola, ho lekanya, ho lokisa le ho sireletsa lisebelisoa tsa mantlha), tse tloaelehileng ke lisebelisoa tse latelang:
1.Relay 2. Motlakase meter 3. Ammeter 4. Voltage meter 5. Power meter 6. Power factor meter 7. Frequency meter 8. Fuse 9. Air switch 10. Change-over switch 11. Lebone la pontšo 12. Resistance 13. Konopo 14 . Sesebelisoa sa ts'ireletso se kopantsoeng sa Microcomputer joalo-joalo.
2. Karohano ea likhabinete tsa switch ea motlakase o phahameng:
2.1. Ho ea ka mokhoa oa ho kenya mochine oa potoloho, e arotsoe ka mofuta o tlosoang (mofuta oa kariki) le mofuta o tsitsitseng.
(1) Mofuta o ka tlosoang kapa oa koloi ea letsoho (e bontšitsoeng ke Y): Ho bolela hore likarolo tse ka sehloohong tsa motlakase (tse kang li-circuit breakers) ka har'a khabinete li kenngoa ka koloing ea letsoho e ka tlosoang, hobane lik'habote tsa kariki tsa letsoho li ka chencha hantle. ntlafatsa haholo ho tšepahala ha phepelo ea motlakase. Mefuta e sebelisoang hangata ea likariki tsa matsoho ke: likariki tsa letsoho tse itšehlang thajana, likariki tse etsang mithara, likariki tsa li-circuit breaker, PT handcart, capacitor handcart le likariki tse sebelisoang, joalo ka KYN28A-12.
(2) Mofuta o tsitsitseng (o bontšitsoeng ke G): E bontša hore likarolo tsohle tsa motlakase (tse kang li-circuit breakers kapa li-switch switches, joalo-joalo) ka har'a khabinete li kentsoe ka mokhoa o tsitsitseng, 'me likhabinete tse tsitsitseng li batla li le bonolo ebile li na le moruo, joalo ka XGN2-10. , GG- 1A joalo-joalo.
2.2. E arotsoe ka hare le ka ntle ho latela sebaka sa ho kenya
(1) E sebelisoa ka tlung (e bontšitsoeng ke N); e bolela hore e ka kenngoa feela le ho sebelisoa ka tlung, joalo ka KYN28A-12 le likhabinete tse ling tsa switch;
(2) E sebelisoa ka ntle (e bontšitsoeng ke W); ho bolela hore e ka kenngoa le ho sebelisoa ka ntle, joalo ka XLW le likhabinete tse ling tsa switch.
3. Ho ea ka sebopeho sa khabinete, e ka aroloa ka mekhahlelo e mene: li-switchgear tsa tšepe tse koaletsoeng, li-switchgear tse kentsoeng ka tšepe tse kentsoeng ka tšepe, li-switchgear tsa mofuta oa tšepe tse kentsoeng ka tšepe, le li-switchgear tsa mofuta o bulehileng.
(1) Metal-enclosed armored switchgear (e bontšitsoeng ke lengolo K) Likarolo tse ka sehloohong (tse kang li-circuit breakers, li-transformer, li-bars tsa libese, joalo-joalo) li kenngoa ka har'a litšepe tsa likarolo tse thehiloeng fatše tse arohaneng ka likarolo tsa tšepe. Fetola lisebelisoa. Joalo ka mofuta oa KYN28A-12 mofuta o phahameng oa khabinete ea switjha.
2 karohano. Joalo ka mofuta oa JYN2-12 high voltage switch cabinet.
(3) Metal-e kentsoeng lebokose-mofuta oa switchgear (e bontšitsoeng ke lengolo X) Khetla ea switchgear ke tšepe e kentsoeng ka tšepe. Joalo ka XGN2-12 high voltage switch cabinet.
(4) Open switchgear, ha ho tlhokahalo ea boemo ba tšireletso, karolo ea khetla ke switchgear e bulehileng. Tse kang GG-1A (F) high voltage switch cabinet
Nako ea poso: Sep-06-2021