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當(dāng)前位置:首頁產(chǎn)品展示配件消耗西門子過壓保護(hù)器7VV3002-3AD20西門子過壓保護(hù)器
產(chǎn)品簡介:西門子過壓保護(hù)器元器件或設(shè)備有防雷器、壓敏電阻、避雷器等。在通信電源領(lǐng)域,為防止雷電瞬間高電壓對其造成巨大損害,通常會配置壓敏電阻對其進(jìn)行過壓防雷保護(hù)。當(dāng)雷電產(chǎn)生的瞬間高電壓施加在壓敏電阻兩端時,壓敏電阻阻值變得無窮小,使得壓敏電阻導(dǎo)通并將雷電產(chǎn)生的大電流引入大地,從而保護(hù)電源設(shè)備不受雷電損傷。在電源系統(tǒng)側(cè)通常會使用防雷器對交流、直流進(jìn)行過壓保護(hù)
產(chǎn)品型號:7VV3002-3AD20
更新時間:2021-11-29
廠商性質(zhì):代理商
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