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Tsawg voltage switchgear thiab controlgear

Basic tswvyim:
Switchgear thiab tswj cov cuab yeej yog ib lo lus yooj yim, uas muaj xws li switchgear thiab nws ua ke nrog pab tswj, nrhiav kom tau, tiv thaiv thiab kho cov cuab yeej.Nws kuj tseem suav nrog kev sib xyaw ntawm cov khoom siv hluav taws xob thiab cov khoom siv nrog cov xov hluav taws xob sab hauv, cov cuab yeej pabcuam, vaj tsev thiab cov khoom siv txhawb nqa.Switchgear yog siv rau kev tsim hluav taws xob, kev sib kis, kev faib tawm thiab hluav taws xob hloov hluav taws xob ua haujlwm.Cov cuab yeej tswj tau siv los tswj kev ua haujlwm ntawm lub zog siv hluav taws xob.

Switchgear thiab tswj cov cuab yeej muaj peb lub ntsiab lus yooj yim:

• muab cais nyob ib leeg
Txhawm rau kom muaj kev nyab xeeb, txiav tawm cov khoom siv hluav taws xob lossis cais cov khoom siv lossis cov tsheb thauj mus los ntawm txhua lub zog hluav taws xob los tsim ib qho kev sib cais ntawm cov cuab yeej (piv txwv li, thaum tsim nyog ua haujlwm ntawm tus neeg xyuas pib nyob).Xws li load hloov, disconnector, Circuit Court breaker nrog cais muaj nuj nqi, thiab lwm yam.

• tswj (on-off)
Rau lub hom phiaj ntawm kev ua haujlwm thiab kev saib xyuas, txuas lossis txiav tawm raws li kev ua haujlwm ib txwm muaj.Xws li contactor thiab lub cev muaj zog oob khab, hloov, hloov thaum muaj xwm ceev, thiab lwm yam.

• tiv thaiv
Txhawm rau tiv thaiv cov xwm txheej txawv txav ntawm cov cables, cov khoom siv thiab cov neeg ua haujlwm, xws li overload, luv luv Circuit Court thiab grounding txhaum, txoj kev ntawm disconnecting txhaum tam sim no yog siv los cais qhov txhaum.Xws li: Circuit Court breaker, hloov fuse pawg, tiv thaiv relay thiab tswj cov khoom siv ua ke, thiab lwm yam.

Switchgear

1. Fuse:
Nws yog siv los ua kev tiv thaiv luv luv.Thaum lub Circuit Court luv luv los yog overloaded heev, nws yuav cia li fuse thiab txiav tawm Circuit Court rau kev tiv thaiv.Nws muab faib ua hom dav dav thiab semiconductor tshwj xeeb hom.

2. Load hloov / fuse hloov (switch fuse pawg):
Cov cuab yeej hloov pauv uas tuaj yeem txuas, nqa thiab txiav tawm ib txwm tam sim no thiab nqa tam sim no nyob rau hauv cov xwm txheej txawv txav (cov keyboards no tsis tuaj yeem cuam tshuam qhov txawv txav tam sim no)

3. Ncej Circuit Court breaker (ACB):
Qhov ntsuas tam sim no yog 6300A;Rated voltage rau 1000V;tawg peev xwm mus txog 150ka;Kev tiv thaiv tso tawm nrog microprocessor technology.

4. Moulded case Circuit Breaker (MCCB):
Qhov ntsuas tam sim no yog 3200A;Rated voltage rau 690V;tawg peev xwm mus txog 200kA;Kev tiv thaiv kev tso tawm tau txais cov thermal electromagnetic los yog microprocessor technology.

5. Miniature Circuit Court breaker (MCB)
Qhov ntsuas tam sim no tsis tshaj 125A;Rated voltage rau 690V;Lub peev xwm tawg mus txog 50kA

6. Thermal electromagnetic tiv thaiv tso tawm yog saws
Residual tam sim no (xws li) Circuit Court breaker (rccb / rcbo) RCBO feem ntau yog tsim los ntawm MCB thiab cov khoom siv tam sim no.Tsuas yog cov hluav taws xob me me uas muaj kev tiv thaiv tam sim no hu ua RCCB, thiab cov khoom siv tiv thaiv tam sim no yog hu ua RCD.


Lub sij hawm xa tuaj: Plaub Hlis-04-2022
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