Nchịkọta
Arrester bụ ihe nchekwa overvoltage, nke a na-ejikarị echebe ngwa eletriki dị iche iche (transformer, switch, capacitor, arrester, transformer, generator, moto, cable power, wdg) usoro dị ka usoro ike, usoro eletrik eletrik na usoro nkwurịta okwu. ikuku overvoltage, ọrụ overvoltage na ike ugboro na-adịru nwa oge overvoltage bụ ihe ndabere nke mkpuchi mkpuchi nke sistemu ike.Isi ihe ya bụ zinc oxide.A na-ejikọkarị onye na-ejide ọkụ ọkụ n'etiti onye na-eduzi grid na waya ala, na mgbe ụfọdụ ọ na-ejikọta ya na nso ikuku eletrik ma ọ bụ n'etiti ndị nduzi.
Isi ihe (na-eguzogide) nke metal oxide arrester (MOA) na-anabata usoro dị elu nke dabeere na zinc oxide, nke nwere àgwà ndị na-adịghị mma (volt ampere), ya bụ, n'okpuru voltaji na-arụ ọrụ nkịtị, ugbu a na-agafe bụ naanị micro ampere larịị. .Mgbe a na-enweta oke voltaji, ihe na-agafe ugbu a nwere ike iru puku kwuru puku amperes ozugbo, ya mere, onye na-ejide ya nọ na ọnọdụ nchịkwa ma na-ahapụ ike voltaji, si otú a na-egbochi mmebi nke oke voltaji na nnyefe ike na ngwá ọrụ mgbanwe.
The omenala SiC njide nwere mwepu nke elu steepụ ebili voltaji na-agbapụta voltaji n'ihi igbu oge nke steepụ ebili mmiri, na elu na-arụ ọrụ voltaji ebili mmiri na-agbapụta voltaji n'ihi nnukwu mgbasa nke na-arụ ọrụ ebili mmiri.Zinc oxide arrester nwere uru nke ezigbo nzaghachi ebili mmiri dị elu, ọ dịghị egbu oge maka voltaji dị elu, voltaji dị ala, enweghị mgbasa ozi, wdg. A na-emeziwanye oke nchebe nke ebili mmiri dị elu na ebili mmiri na-arụ ọrụ.N'ihe gbasara nchikota mkpuchi, oke nchebe nke ebili mmiri dị elu, ọkụ ọkụ na ebili mmiri na-arụ ọrụ nwere ike ịbụ ihe fọrọ nke nta ka ọ bụrụ otu, iji nye nchebe kachasị mma maka akụrụngwa ike.
The mejupụtara sheathed metal oxide arrester nakweere n'ozuzu injection ịkpụzi usoro nke abụọ njedebe nkwakọ, nke nwere ezigbo akara arụmọrụ, magburu onwe mgbawa-àmà arụmọrụ, mmetọ mmetọ, ọ dịghị mkpa ka ihicha, nwere ike ibelata ihe omume nke mmiri ọkụ na-ekpo ọkụ ụbọchị, na bụ. na-eguzogide corrosion eletriki, ịka nká, obere nha, ịdị arọ dị arọ, ma dị mfe ịwụnye na ịnọgide na-enwe.Ọ bụ ngbanwe maka njide poselin.
Atụmatụ
1. Obere nha, ịdị arọ dị arọ, nguzogide nkukota, enweghị mmebi, nrụnye na-agbanwe agbanwe, kwesịrị ekwesị maka switchgear
2. Ọdịdị pụrụ iche, ịkpụzi n'ozuzu, enweghị oghere ikuku, arụmọrụ akara dị mma, ihe na-egosi mmiri na mgbawa.
3. Nnukwu anya creepage, ezigbo mmiri na-egbochi mmiri, ikike mgbochi mmetọ siri ike, arụmọrụ kwụsiri ike, yana mbelata ọrụ na mmezi.
4. Zinc oxide resistor, usoro pụrụ iche, obere ntapu nke ugbu a, ọsọ ịka nká ngwa ngwa, njirimara nzaghachi dị mma, enweghị ugbu a na-aga n'ihu, ikike dị ugbu a, obere voltaji fọdụrụnụ, ikike siri ike igbochi oke ọkụ, nguzogide mmetọ, mgbochi ịka nká, enweghị ihe mgbochi elu. , Ọdịdị dị mfe, enweghị oghere, njigide siri ike, ogologo ndụ na njirimara ndị ọzọ.
5. The n'ezie DC akwụkwọ voltaji, square ife ugbu a ikike na elu ugbu ndidi dị elu karịa mba ụkpụrụ
6. N'okpuru usoro nkịtị na-arụ ọrụ voltaji, onye njide a na-enye ọnọdụ nkwụsị dị elu, na naanị microamp ugbu a na-agafe.N'okpuru omume nke oke voltaji na nnukwu ugbu a, ọ na-enye nguzogide dị ala, si otú a na-amachi voltaji fọdụrụnụ na nsọtụ abụọ nke njide.
Ọnọdụ ojiji
- Ọnọdụ okpomọkụ: -40°C~+40°C
- Kacha ọsọ ifufe: ọ dịghị ihe karịrị 35m / s
-Elu: ruo 2000 mita
- Ike ala ọma jijiji: ọ bụghị ihe karịrị ogo 8
- Ice ọkpụrụkpụ: ọ bụghị ihe karịrị 10 mita.
- voltaji etinyere ogologo oge anaghị agafe oke voltaji na-arụ ọrụ na-aga n'ihu.
