• nybjtp

I-CJW1(ACB)

Inkcazelo emfutshane:

Usetyenziso

I-CJW1 uthotho lwezaphuli zesekethe ezikrelekrele zendalo iphela zinokusetyenziswa ifir ukulawula umnatha wokuhambisa ombane ophantsi kunye nokuwugcina ukhuseleko.Ukufakela kwiiphaneli zokuhambisa umbane ophantsi, kusebenza njengokutshintsha okuphambili ukudlala indima yokhuseleko ngokubanzi.Indalo yobuchwephesha ifikelele kumgangatho ophezulu wehlabathi wolo hlobo lweemveliso ngo-1990s.Ihambelana nesekethe ye-AC 50Hz, i-volage elinganisiweyo yi-660V (690V) okanye ngaphantsi, ilinganiswe ngoku 400A-6300A.

Umlawuli okrelekrele ohlukeneyo ubonelela ngemisebenzi eyahlukeneyo.

Abaphuli bathobela iimfuno zale migangatho ilandelayo, IEC 60947-2, GB14048.2-2001.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Ukuhlelwa

  • Ngokokunyuswa: kulungiswe kwaye kutsalwe ngaphandle
  • ngokwezibonda ezo: zantathu izibonda, nezibonda ezine
  • Ngokweendlela zokusebenza: imoto kunye nencwadana (ukugcinwa kunye nokulungiswa)
  • Ngokukhutshwa: ikrelekrele ngaphezulu komlawuli wangoku, ngaphantsi kwe-voltage kwangoko (okanye ukulibaziseka) ukukhululwa, kunye nokukhululwa kwe-shunt
  • Isakhono somlawuli okrelekrele wangoku:
  • Ukuhlelwa: Uhlobo lwe-H (oluqhelekileyo), uhlobo lwe-M (ingqondo eqhelekileyo), uhlobo lwe-L (uqoqosho)
  • unomsebenzi womthwalo ogqithisiweyo wokulibaziseka okude umva ukhuseleko lomda wexesha
  • umsebenzi wokhuselo wenqanaba elinye lomhlaba
  • umsebenzi wesalathiso: ukuseta isalathiso sangoku, isalathiso sangoku, isalathisi sombane wocingo ngalunye (kufuneka sikhankanye njengoko u-odola).
  • Umsebenzi we-alam
  • Umsebenzi wokuzihlola
  • Umsebenzi wovavanyo

Umqathango wokusiNgqongileyo wokuSebenza kunye noFakelo

  • Ubushushu be-Ambient: -5℃ ~ 40℃, kunye nobushushu obuphakathi kwiiyure ezingama-24 ngaphantsi +35℃ (ngaphandle kweeodolo ezikhethekileyo).
  • Ukuphakama kwendawo yofakelo: ≤2000m.
  • Ukufuma okuhambelanayo: Abukho ngaphezu kwe-50% kobona bushushu bobushushu bommandla obungu +40℃.Ngobushushu obuphantsi, ukufuma okuphezulu kuya kuvunyelwa, kodwa owona myinge usezantsi wobushushu eMontn ongagqithiyo kwi +25℃ ngeyona nyanga ifumileyo, kunye nowona myinge wenyanga uphezulu wokufuma ongekho ngaphezulu kwe-90% kuloo nyanga, kwaye unike ingqwalaselo kumazolo. kumphezulu wempahla, oya kuvela ngenxa yokutshintsha kobushushu.
  • Ukukhusela ukungcola: i-3 degree.
  • Iindidi zokufakela: Ⅳ kwiisekethe eziphambili ze-breaker, iikhoyili zokukhutshwa kwamandla ombane kunye neesekethe eziphambili zeenguqu;Ⅲ kwezinye iisekethe ezincedisayo kunye neesekethe zolawulo.
  • Izaphuli-mthetho ezisetyenziswa kwiinqanawa nakwiindawo ezifumileyo zetropikhi zinokusebenza ngokwesiqhelo ngaphandle kweempembelelo zomoya ofumayo, inkungu yetyuwa kunye nokungunda.
  • Izaphuli-mthetho ezisetyenziswa kwiinqanawa zinokusebenza ngokuthembekileyo phantsi kokungcangcazela okuqhelekileyo.
  • I-breaker kufuneka ifakwe ngokwemigqaliselo kwincwadana yokusebenza.Kwiziqhekeza ezisetyenziswayo eziqhelekileyo, i-gradient ethe nkqo ayikho ngaphezu kwe-50, kuba isetyenziselwa kwiinqanawa, i-gradient ethe nkqo ayikho ngaphezu kwe-22.50.
  • I-breaker kufuneka ibekwe kwindawo apho kungekho nasiphi na isiqhushumbisi kunye ne-conductive dustand, akukho gesi, enokuthi idle isinyithi okanye itshabalalise isigqubuthelo.
  • I-breaker kufuneka ifakwe kwi-compartment ye-switchboard kwaye umnyango womnyango kufuneka ulungiswe ukongeza, ibakala lokukhusela lifikelela kwi-lP40.

Idatha yobuGcisa kunye nokubanakho

Ilinganiswe kwiTheyibhile 1 yangoku
Isakhelo esilinganiselweyo sangoku kwi-Inm A Ilinganiswe ngoku ln A
2000 (400)630,800,1000,1250,1600,2000
3200 2000,2500,2900,3200
4000 3200,3600,4000
6300 4000,5000,6300

Isantya esilinganiselweyo sokuphulwa kwesekethe esifutshane kunye nexesha elifutshane lokumelana nabaqhekezi, umgama we-arcing ngu "zero" (njengoko ingaphandle ye-breaker ayikho i-arcing.)Itheyibhile 2

Isakhelo esilinganiselweyo sangoku kwi-Inm A 2000 3200 4000 6300
Umda olinganiselweyo wokuqhawula isekethe emfutshane isakhono
lcu(kA)O-CO
400V 80 80 100 120
690V 50 50 75 85
Ireyithwe ukusebenza kwisakhono esifutshane sokuphulwa kwesekethe
nx lcu(KA)/COS∅
400V 176/0.2 176/0.2 220/0.2 264/0.2
690V 105/0.25 105/0.25 165/0.2 187/0.2
Ilinganiswe ngexesha elifutshane ukumelana ne-lcw
lcs(kA)O-CO-CO
400V 50 50 80 100
690V 40 40 65 75
Ilinganiswe ngexesha elifutshane ukumelana ne-lcw
(kA)———”+0.4s,O-CO
400V 50 50 65/80(MCR) 85/100(MCR)
690V 40 40 50/65(MCR) 65/75(MCR)
Isaziso: Igalelo kunye ne-out put wire ziyafana ngokuqhawuka kwesakhono.

Amandla atshabalalisayo aphezulu yi-360W kwi-breakers, kwaye kwiqondo lokushisa elahlukileyo, kwaye ulinganiswe ngokusisigxina kuya kutshintsha.Itheyibhile 3

I-Ambient
ubushushu℃
Ikalwe ngoku
400A 630A 800A 1000A 1250A 1600A 2000A
40 400A 630A 800A 1000A 1250A 1600A 2000A
50 400A 630A 800A 1000A 1250A 1550A 1900A
60 400A 630A 800A 1000A 1250A 1550A 1800A

Ubukrelekrele ngaphezu kokhuseleko lomlawuli okhoyo kunye nemisebenzi Ulungiselelo kunye nempazamo.Itheyibhile 4

Ukulibaziseka ixesha elide Ukulibaziseka okufutshane Ngoko nangoko Impazamo efihliweyo
lr1 lr2 Impazamo lr3 Impazamo lr4 Impazamo
(0.4-1)Ngaphakathi (0.4-15)Ngaphakathi ±10% ln-50kA(Inm=2000A)
ln-75kA(Inm=3200A)
±15% lnm=2000~3200A
(0.2-0.8)Ngaphakathi
(1200A,160A)
±10%
Qaphela: ukuba inokhuseleko lwamanyathelo amathathu ngexesha elinye, useto aluyi kuwela.

Ukulibaziseka okude kwi-inverse time ooperation features I2TL, =(1.51lr1)2tL, kunye nexesha layo lesenzo (1.02-2.0) Ir1, inempazamo yexesha yi ±15%.Uluhlu 5

1.05Ir1 1.3Ir1 1.5Ir1
Ixesha lokumisela S
15 30 60 120 240 480
>2hno intshukumo <1h isenzo 2.0Ir Ixesha lokumisela S 8.4 16.9 33.7 67.5 135 270

imveliso-inkcazo1 imveliso-inkcazo2


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