Qhagamshelana nathi

Relay hw-RST 25 Phase Phase Phantsi Overvoltage Sequence Relay

Relay hw-RST 25 Phase Phase Phantsi Overvoltage Sequence Relay

Inkcazelo emfutshane:

Imiyalelo yokusebenza
I-electronic phase failure relay i-RST 25 inika ukungaphumeleli kwesigaba, ukutshintshwa kwesigaba, i-flashing.asymmetric yesigaba, ukulandelelana kwesigaba kunye nolawulo oluphantsi kunye nokugqithisa.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Uqhagamshelwano

I-RST 25 inokudityaniswa ngolu hlobo lulandelayo kumzobo wofakelo:
I-FlG1: Uqhagamshelo lwesilayidi ngaphambi kokusebenza.
Xa i-relay iqhagamshelwe njengakwi-FIG 1, ii-LED ezintathu ezityheli ze-L1, L2 kunye ne-L3 ziyakhanyisa xa umbane we-A1 isigaba L, i-A2 Neutral, kunye nezigaba ezithathu"L1,"L2" kunye"L3" ziqhagamshelwe ngokufanelekileyo.
Ukuba akukho ngaphantsi kwe-overvoltage, ukungaphumeleli kwesigaba sokulandelelana kwesigaba, ukukhanya kwe-LED eluhlaza, (i-terminal 11 kunye ne-14 zivaliwe) kwaye i-relay ilungele ukusebenza.
I-FIG2: Uqhagamshelwano lwe-relay emva kokusebenza.
Xa i-relay iqhagamshelwe njengakwi-FIG 2, (umbane we-Al isigaba L, i-A2 Neutral iqhagamshelwe ngokufanelekileyo) emva kokusebenza, izigaba ezithathu "L1", L2 "kunye" L3" zixhunyiwe, kwaye akukho ngaphantsi kokugqithisa, ukusilela kwesigaba, ukulandelelana kwesigaba, i-LED eluhlaza izibane phezulu (i-terminal 11 kunye
14 zivaliwe) kwaye ireyiyi ilungele ukuzigcina.
Kwakhona kunokwenzeka ukudibanisa ukunikezelwa kwamandla emva kokusebenza kwi-FIG2.
Ngazo zombini iFIG's 1 and 2, i-terminal “PE” kufuneka isekelwe.

Ukungena kwamandla
Umda ofunwayo wokungabikho kwamandla angahlengahlengiswa ukuya kuthi ga kwi -25% UN.

Overvoltage
Umda we-overvoltage oyifunayo unokulungiswa ukuya kuthi ga kwi-25% UN.

I-asymmetry
Xa ulungelelanisa umda we-over-and undervoltage, umda we-asymmetric nawo ulungelelaniswe.

Ixesha Ukulibaziseka
Ukucima ixesha lokucima kunokuhlengahlengiswa nge-potentiometer "Ixesha' Ukulibaziseka" ukusuka kwi-0.1….5 imizuzwana. Ngalo msebenzi kunokwenzeka ukulungelelanisa ixesha lokuchongwa kokungaphumeleli.

Ulawulo lomnxibelelanisi
Ukuba isigaba siyasilela ngexesha lokusebenza kumthwalo okanye omnye wabafowunelwa be-contactor okanye i-breaker circuit inesiphene, (i-contact bounce okanye abafowunelwa abatshisiweyo), i-RST 25 iyaqaphela ukusilela, kunye ne-voltage yempendulo, kwaye icime ngokuxhomekeke kulungiselelo lwe "Time Delay"
I-RST 25 ilawula ukutshintshwa kwesigaba. Ukuba kukho ukungaphumeleli kwesigaba ngexesha lokusebenza i-angle evela kwi-voltage ye-feedback yi-30 ° kwaye i-RST 25 iyayibona le ntsilelo.


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