Ikhabethe le-GGD type AC low-voltage switchgear liyisistimu yokusabalalisa ugesi ephansi eyakhelwe ngendlela yakudala, eyonga kakhulu eShayina, eyenzelwe ngokukhethekile izinhlelo zokusabalalisa ugesi ze-AC 50Hz, ezilinganiselwe ku-380V/400V. Lisetshenziselwa ukwamukela, ukusabalalisa, ukulawula nokuvikela ugesi. Ngezici eziyinhloko zesakhiwo esithembekile, izindleko eziphansi kanye nokulungiswa okulula, liyisinqumo esiyinhloko ezimeni zokusabalalisa ugesi ezincane nezimaphakathi.
1. Umkhawulo wokusetshenziswa nezindinganiso zokuhambisana
Ugesi olinganiselwe: AC 380V/400V (kufika ku-660V ngokuzikhethela)
Imvamisa elinganiselwe: 50Hz
Ugesi wamanje olinganiselwe: 1000A - 3150A (i-busbar evundlile ingafika ku-4000A)
Izimo ezisebenzayo: iziteshi zamandla, iziteshi ezincane, izinkampani zezimboni nezimayini, izakhiwo zokuhweba, ubunjiniyela bomasipala, iziteshi ezincane zamandla elanga / amandla omoya nezinye izimo ezijwayelekile zokusabalalisa amandla. Phakamisa izindinganiso.
"GB 7251.1-2013 ""Izinto Zokushintsha Nokulawula Zamandla Aphansi - Ingxenye 1"""
I-GB/T 7251.12-2013 "I-Low Voltage Switchgear and Controlgear - Ingxenye 2"
Uchungechunge lwezindinganiso lwe-IEC 60439
II. Amapharamitha Obuchwepheshe Ayinhloko
I-Rated Insulation Voltage: 690V
Izinga Lokusebenza Elilinganiselwe: 380V/400V
I-Rated Current (Horizontal Busbar): 1000A - 4000A
Isikhathi Esilinganiselwe Sokubekezelela Ukuphazamiseka: 30kA/50kA/80kA (1s)
Isikhathi Esilinganiselwe Sokubekezelela Ukuqhuma: 63kA/105kA/176kA
Izinga Lokuvikela: IP30 (Okujwayelekile), IP40/IP54 (Ngokwezifiso)
Ubukhulu beKhabinethi: Ukuphakama 2200mm × Ububanzi 600/800/1000/1200mm × Ukujula 600/800mm
Impilo Yomshini Womkhiqizi Womjikelezo ≥ Izikhathi Eziyi-10,000
III. Izici Zokwakhiwa (Idizayini Yakudala Eqinile)
1. Uhlaka Lwekhabethe
Yenziwe ngensimbi ye-8MF efakwe ngokuqinile/yangcwatshwa, enokuqina okuphezulu nokumelana; isikhala sihlinzekwa ngama-modular holes angu-20mm/100mm, enokusebenza okuhle kakhulu.
2. Ukuhlukaniswa Kwemisebenzi
Kuhlukaniswe ngokuqinile izigaba ezintathu ezizimele, ngokuhlukaniswa komkhosi wokungasebenzi, ukuphepha okuphezulu.
Igumbi Lebhasi: Ngaphezulu kwengxenye engemuva, lihlelwe ibhasi eliyinhloko, lihlinzekwa ngeziqeshana zebhasi ezinokuvikeleka okuphezulu
Igumbi Lesigaba Esisebenzayo: Phakathi, lifakwe izishintshi zesifunda, izixhumanisi, ama-transformer, njll.
Igumbi Lekhebula: Phansi, lenza kube lula ukungena nokuxhuma amakhebula.
3. Umnyango weKhabinethi kanye Nokuvikelwa
Umklamo Womnyango Ophindwe Kabili / Owodwa, uhlinzekwa ngewindi lokubuka kanye nokukhiya komnyango okuphephile
Ubuso Bekhabhinethi Buyaphosta + Kufafazwe Ngogesi, akubanga umonakalo futhi kuyaqina
Uhlelo Oluphelele Lokubeka Phansi, luqinisekisa ukuphepha komuntu
4. Umklamo Wokukhishwa Kwamafutha
I-cabinet inezikhala zokungenisa umoya phezulu naphansi, ukujikeleza komoya okungokwemvelo ukuze kukhishwe ukushisa, kufanelekele ukusebenza isikhathi eside ngokugcwele.
IV. Izinzuzo Zokusebenza
1. Ukwephula I-Arc Nokuzinza Okunamandla
Uzinzo oluhle kakhulu lwamandla ashukumayo nokushisa, olukwazi ukubekezelela izikhathi ezimfushane zokugeleza kukagesi ezingama-50kA nangaphezulu, ukwephula amaphutha ngokuthembekile.
2. Inani Eliphansi Lokubiza Elinenzuzo Enkulu
Isakhiwo esinohlobo olungaguquki, ngaphandle komshikashika wokudonsa oyinkimbinkimbi, izindleko sezizonke ziphansi ngo-30% - 40% uma kuqhathaniswa namakhabethe angadonswa.
3. Ukugcinwa Okulula, Ukwethembeka Okuphezulu
Izingxenye zifakwa ngokuqinile, azikho ingozi yokuxhuma nokukhipha amaphutha; ukugcinwa okunembayo, kufanele abasebenzi abangochwepheshe abangewona.
4. Uhlelo Oluguquguqukayo, Amandla Okuhlanganisa Aqinile
Ingakhiwa ngokuthi: ikhabethe lokungena komugqa, ikhabethe lokudlulisa, ikhabethe lokuxhuma i-busbar, ikhabethe lokulawula imoto, ikhabethe lokukhanyisa, ikhabethe lokulungisa amandla angasebenzi, njll.
5. Ukuzivumelanisa Nemvelo Okuhle
Ifanele izimo ezijwayelekile zangaphakathi, izinga lokuvikela lingalungiswa ukuze lihlangabezane nezidingo ezijwayelekile zezimboni nezokwakha.
V. Uhlelo Olujwayelekile Lokusebenzisa
Isikhungo Sokuhambisa Amandla: Ulayini omkhulu wokungena nomsondli, ofanele izinjini, amaphampu, abalandeli, njll.
Uhlelo Lokusabalalisa Ukukhanyisa: Ukulawula okuhlanganisiwe kwemijikelezo yokukhanyisa ezitolo ezinkulu, ezakhiweni zamahhovisi, ezimbonini
I-Motor Control Center (MCC): Ukufakwa okuqinile kwe-starters, abavikeli, ukulawula imoto eyodwa/ngeziningi
Isinxephezelo Samandla Okusabela: Sihlangene ne-GGJ compensation cabinet ukuthuthukisa i-power factor yesistimu.
Ukuxhunywa Kugridi Yamandla Amasha Esikali Esincane: Ukuqoqwa kohlangothi oluphansi lwe-voltage, ukuxhunywa kugridi nokuvikelwa kwamandla elanga/amandla omoya.
VI. Amaphuzu Abalulekile Okukhetha
Ukufanisa Amandla: Khetha uhlobo lwekhabethe nemininingwane ye-busbar ngokomthamo we-transformer (≤2500kVA) kanye nomthwalo ophelele wamanje
Amandla Okwephula I-Arc: ≥ 30kA khetha i-GGD2, ≥ 50kA khetha i-GGD3
Izinga Lokuvikela: Okujwayelekile kwangaphakathi kwe-IP30; imvelo enomswakama/enodaka khetha i-IP40 noma ngaphezulu
Inombolo Yemijikelezo: Ikhabethe elilodwa kufika kumijikelezo eyi-12, imijikelezo eminingi idinga amakhabethe amaningi ukuthi axhunywe
VII. Isifinyezo
I-GGD low-voltage switchgear ibekwe njengohlobo oluqinile, oluthembekile kakhulu, olungabizi, nolulula ukugcina, futhi ingenye yezinhlobo ezisetshenziswa kakhulu zamakhabhinethi aphansi e-voltage e-China. Ikakhulu ifanele amaphrojekthi wokwabiwa okuphakathi anemfuneko yokuphakelwa kwamandla okuqhubekayo okulinganiselwe nokufuna ukusebenza kahle kwezindleko, ingakwazi ukufaka esikhundleni samakhabhinethi wokwabiwa endala ajwayelekile futhi ihlangabezane nezidingo zamandla ajwayelekile, ukukhanya, nokulawula.