RDM8HU MCCB

I-RDM8H series molded case circuit breaker (ebizwa ngokuba yi-circuit breaker). I-circuit breaker ifanelekile kwiinethiwekhi zokusasazwa ze-AC 50/60Hz ezine-insulation voltage elinganisiweyo ye-1500V, i-operational voltage elinganisiweyo ye-1140V nangaphantsi, kunye ne-current current elinganisiweyo ukuya kuthi ga kwi-800A.

Isetyenziselwa ukusasaza umbane nokukhusela imigca kunye nezixhobo zombane kwiimpazamo zokugqithisa, i-short circuit, kunye ne-undervoltage.

Umgangatho wemveliso: IEC60947-1, IEC60947-2.


  • RDM8HU MCCB
  • RDM8HU MCCB
  • RDM8HU MCCB
  • RDM8HU MCCB

Iinkcukacha zeMveliso

Intshayelelo yeMveliso

● Kwiimeko eziqhelekileyo, i-circuit breaker ingasetyenziswa njengomgca wokusasaza amandla kunye nokukhusela i-overload, i-short circuit kunye ne-undervoltage kwi-line kunye nezixhobo zamandla.

● Iziphuli zesekethe zokukhusela iimoto, ezisetyenziswa kwiinethiwekhi zokusasaza ukuze ziphule iimoto ze-squirrel-cage ngexesha lokuqalisa nokusebenza kunye nokukhusela iimoto ze-squirel-cage kwi-overload, short circuit kunye ne-undervoltage.

● Ii-circuit breakers zingafakwa ngokuthe nkqookanye ngokuthe tye.

Isikhokelo sokukhetha

RDM8HU 400 M P 3 3 10 I-AC1140V 125A I-AC230V Uqhagamshelo lwebhodi ngaphambili
Ikhowudi yemveliso Inqanaba legobolondo Inqanaba lokukwazi ukuphula indlela yokusebenza Inani leepali Imo yohambo Isixhobo sokuncedisa I-voltage elinganisiweyo Ikaliwe ngoku I-voltage yesixhobo Imo yokufakelwa kwentambo
Isixhobo sokwaphula isekethe esibunjiweyo esinombane ophezulu 250(63~250)
315(280~315)
400 (250~400)
630(400~630)
800 (630~800)
M: Uhlobo oluphezulu lokuqhekeka
H: Uhlobo lwecandelo eliphezulu
Akukho khowudi: Ukusebenza kwesiphatho ngqo
P: Ukusebenza kombane
Z: Jika isiphatho ukuze sisebenze
Iipali ezi-3:3 2: Uhlobo olunye lwemagnethi
3: Uhlobo lwemagnethi yeThermo
00: Akukho zincedisi
08: Unxibelelwano lwe-alamu
10: Ukukhululwa kwe-Shunt
18: Ukukhululwa kwe-shunt, unxibelelwano lwe-alamu
20: unxibelelwano oluncedisayo
02: unxibelelwano oluncedisayo
28: unxibelelwano oluncedisayo, unxibelelwano lwe-alamu
40: Ukukhululwa kwe-shunt, uqhagamshelwano oluncedisayo
12: Ukukhululwa kwe-shunt, uqhagamshelwano oluncedisayo
48: Ukukhululwa kwe-shunt, unxibelelwano lwe-alamu yoqhagamshelwano oluncedisayo
60: iiseti ezimbini zoqhagamshelwano oluncedisayo
68: Uqhagamshelwano oluncedisayo oluphindwe kabini, unxibelelwano lwe-alamu
I-AC800V
I-AC1000V
I-AC1140V
63,80,100,125,140,160,180,200,225,250,280,300,315,350,400,500,630,700,800 Ukukhutshwa kwe-Shunt DC24V, AC230V, AC400V Uqhagamshelo lwebhodi ngaphambili (Akukho khowudi)
Uqhagamshelo lwebhodi yangasemva

Iimeko Zokusebenza Eziqhelekileyo kunye Neemeko Zokufaka

● Ukuphakama kwendawo yokufakela akudluli kwi-2000m;

● Vumela ubushushu obuphakathi bungabi ngaphezu kwe-+40℃, bungadluli kwi--5℃, (Ngaphezulu kwe-+40℃ capaciukunciphisa utywala, ukubonisana ngokuthe ngqo nomenzi);

● Iimeko zomoya: Xa ubushushu obuphakathi buyi-40℃, umswakama ohambelanayo womoya awudluli kwi-50%, kwaye umswakama ophezulu ohambelanayo uyavunyelwa kubushushu obuphantsi, obufana ne-90% kwi-20℃, kwaye kuthathelwa ingqalelo ukufuma okwenzeka kumphezulu wemveliso ngenxa yotshintsho lobushushu;

● Inqanaba longcoliseko: inqanaba lesi-3;

● Udidi lofakelo: Ⅱ;

● Intsimi yemagnethi yendawo yokufakela akufuneki idlule amaxesha ama-5 kwintsimi ye-geomagnetic nakweyiphi na indlela;

● Kwindawo engenabungozi bokuqhuma, kwaye apho kungekho gesi okanye uthuli oluqhubayo olwaneleyo lokugqwala isinyithi nokutshabalalisa ubushushu;

● Akukho kukhukuliswa ngumoya nekhephu;

● Ingafakwa ngokuthe tye nangokuthe nkqo;

● Akufanele kubekho mpembelelo ibalulekileyo kunye nokungcangcazela kwindawo yokufakela, kwaye akufuneki ifakwe kwiindawo ezinokutsha neziqhumayo.

Ipharamitha yoBugcisa obuPhambili

Imodeli (Itheyibhile 2) RDM8HU
Inkcazo 250 315 400 630 800
Inani lepali 3
Inqanaba lokukwazi ukuphula M、H
Ilinganiswe ngoku kwi-In(A) 63,80,100,125,140,160,200,225,250 280,300 315 250,315,350,400 400,500 630 630,700,800
I-voltage yokugquma elinganisiweyo ye-Ui(V) 1500 1500
I-voltage yokumelana ne-impulse elinganisiweyo yi-Uimp(kV) 12 12
I-voltage yokusebenza elinganisiweyo i-Ue(V) I-AC800, 1000, 1140
Umgama wokugoba (mm) +50(0) +100(0)
Umlinganiselo wokwaphuka kwesekethe emfutshane olinganiselweyo yi-Icu(kA) I-AC800V M:36.5 H:50 M:36.5 H:50
I-AC1000V M:20 H:20 M:20 H:20
I-AC1140V M:10 H:15 M:10 H:15
Ubungakanani bokusebenza obufutshane bokuphula i-Ics(kA) I-AC800V M:25 H:35 M:25 H:37.5
I-AC1000V M:12 H:15 M:12 H:15
I-AC1140V M:10 H:15 M:10 H:15
Ubomi bombane (amaxesha) 1500 1000 1000 800 500
Ubomi boomatshini (amaxesha)² Akukho kulungiswa 10000 10000 7000 7000 7000
Ulondolozo luyimfuneko 15000 5000 10000 10000 10000
Ubukhulu bomzobo (ubude * ububanzi * ukuphakama) 288×107×135 320×182×156
Ireferensi yobushushu obuphakathi℃ 40

●Isixhobo sokuhamba esisebenza ngokugqithisileyo siquka isixhobo sokuhamba esithatha ixesha elide esishushu esineempawu zexesha eliguqukayo kunye nesixhobo esikhawulezileyo sokuhamba.isixhobo sokuhamba nge-electromagnetic, esineempawu zokusebenza eziboniswe kwiTheyibhile 3.

Isekethe yoSasazo (Itheyibhile 3) Iziphuli zesekethe zokukhusela iimoto
Ilinganiswe ngoku kwi(A) ukukhululwa koxinzelelo oluphezulu lobushushu Umjikelo wokusebenza kohambo lwe-electromagnetic (A) Ilinganiswe ngoku kwi(A) ukukhululwa koxinzelelo oluphezulu lobushushu Umjikelo wokusebenza kohambo lwe-electromagnetic (A)
1.05 Ixesha elingavumelekanga lokungakhubeki (h) (kubanda) 1.30Ixesha elingaguqukiyo (h) (elishushu) 1.0Ixesha elingavumelekanga lokungakhubeki (h) (kubanda) 1.2 Umjikelo we-tripping(h)(obandayo) ongaqhelekanga
63 2 2 10Kwi-± 20% 63≤Kwi-≤630 2 2 12Kwi-± 20%
125 2 2 5Kwi-± 20%
10ln±20%

Umlinganiselo woMfanekiso kunye noFakelo

RDM8HU
Uhlobo lwenkcazo Ubukhulu bomzobo (mm) Ubukhulu bofakelo (mm)
L W H L1 L2 W1 H1 H2 a b 4-Φd
RDM8HU-250/3
RDM8HU-315/3
200 107 135 10.5 9.5 22 98 26 35 164 4.5
RDM8HU-400/3
RDM8HU-630/3
RDM8HU-800/3
270 182 156 18 18 41 118 29 58 200 7

Imiyalelo yoFakelo lweSigqubuthelo seTerminal

RDM8HU
RDM8HU
Uhlobo lwenkcazo Umgama(mm)
A B C D E G H I J i-n-φd
RDM8HU-250/3 30 30 30 30 188 80 280 94 53 2-φ4.5
RDM8HU-315/3
RDM8HU-400/3 30 30 30 30 185 50 320 118 60 4-φ4.5
RDM8HU-630/3
RDM8HU-800/3
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