ABB 3HAC020608-001接觸器
4)總電流測(cè)量法
通過(guò)測(cè)IC電源的總電流,來(lái)判別IC的好壞.由于IC內(nèi)部大多數(shù)為直
流耦合,IC損壞時(shí)(如PN結(jié)擊穿或開(kāi)路)會(huì)引起后級(jí)飽和與截止,使
總電流發(fā)生變化.所以測(cè)總電流可判斷IC的好壞.在線測(cè)得回路電
阻上的電壓,即可算出電流值來(lái).
以上檢測(cè)方法,各有利弊.在實(shí)際應(yīng)用中將這些方法結(jié)合來(lái)運(yùn)用.運(yùn)用好了
就能維修好各種電路板。
ABB 3HAC020608-001接觸器
3HAC021488-004
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3HAC021488-005
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3HAC021501-001
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3HAC021505-002
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3HAC021513-001
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3HAC021778-001
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3HAC021778-012
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ABB 3HAC020608-001接觸器
3HAC020750-001
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3HAC020753-001
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3HAC020771-002
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3HAC020813-082
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3HAC020813-139
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3HAC020813-147
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3HAC020988-007
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3HAC020988-008
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3HAC020993-001
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3HAC020993-003
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ABB 3HAC020608-001接觸器
隨著“3060”碳達(dá)峰、碳中和目標(biāo)的提出,中國(guó)能源體系乃至整體經(jīng)濟(jì)運(yùn)行方式都將面臨深刻的探索與轉(zhuǎn)型。制造業(yè)企業(yè)如何把握日新月異的技術(shù)趨勢(shì),整合自身資源與能力變道綠色智能制造、踐行碳中和承諾,成為其迫切需要面對(duì)的問(wèn)題。
基于相應(yīng)轉(zhuǎn)型升級(jí)目標(biāo),施耐德電氣將在綠色智能制造、碳中和管理咨詢、環(huán)境安全健康等領(lǐng)域提供跨全生命周期、一站式的解決方案及服務(wù),助力美的集團(tuán)綠色智能制造、運(yùn)營(yíng)升級(jí)實(shí)踐。在美的集團(tuán)蕪湖經(jīng)開(kāi)區(qū)美的廚熱智能家電產(chǎn)業(yè)園項(xiàng)目上,施耐德電氣將提供碳中和咨詢服務(wù),憑借擁有深厚經(jīng)驗(yàn)及技術(shù)專長(zhǎng)的碳中和與能效,以及數(shù)字化智慧運(yùn)維為這一標(biāo)桿性項(xiàng)目實(shí)現(xiàn)低碳、增效、降本、安全等多種收益。