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        CRM5塑料外殼式斷路器

        更新:2013/9/18 15:14:53      點(diǎn)擊:
        • 產(chǎn)品品牌   
        • 產(chǎn)品型號   CRM5
        • 產(chǎn)品描述

          CRM5塑料外殼式斷路器,是上海人民電氣有限公司 http://m.daptopoultryclub.com 為您提供的關(guān)于CRM5塑料外殼式斷路器型號,CRM5塑料外殼式斷路器價(jià)格,有關(guān)CRM5塑料外殼式斷路器...

        產(chǎn)品介紹

        1、周圍空氣溫度上限值不超過+40,下限值不低于-5,24h的平均溫度值不超過+35:

        1:下限值為-10-25的工作條件.在訂貨時(shí)用戶須向制造廠申明:

        2:上限值超過+40或下限值低于-25的工作條件.用戶應(yīng)與制造廠協(xié)商n

        2、安裝地點(diǎn)的海拔不超過2000m:

        3、大氣相對濕度在周圍空氣溫度為+40時(shí)不超過50%.在較低溫度下可以允許有較高的相對濕度.例如?在+20時(shí)達(dá)90%.對由于溫度變化偶爾產(chǎn)生的凝露應(yīng)采取適當(dāng)?shù)拇胧?/span>

        4、污染等級:3級:

        5、安裝類別:斷路器主電路為.控制電路和輔助電路為II

        結(jié)構(gòu)特征

        DZ5-20塑充式斷路器由模塑件、操作機(jī)構(gòu)、熱脫扣器、電磁脫扣器、觸頭系統(tǒng)和滅弧系統(tǒng)等組成.具?有過載和短路保護(hù)功能。

        DZ5-50塑充式斷路器由觸頭系統(tǒng)、連桿機(jī)構(gòu)、脫扣器及模塑件等組成,除主觸頭外.還帶有輔助觸?頭?采用液壓式電磁脫扣器作為過載和短路保護(hù).因此脫扣器的電流整定值不受周圍環(huán)境溫度的影響

        基本參數(shù):

        ?

        型號

        DZ5-20

        DZ5-50

        額定電壓UeV

        AC380

        AC380

        殼架等級最大的額定電流A

        20

        50

        額定電流IeA

        0.15,0.2,0.3,0.45,0,651,1.5,2,3,4.5,6.5,10,15,20

        10,15,20,25,30,40,50

        脫扣器整定

        電流IrA

        配電用

        10In

        10In

        保護(hù)電動(dòng)機(jī)用

        ^12In

        12In

        額定短路分

        斷能力A

        In?A

        復(fù)式脫扣器

        電磁式脫扣器

        熱脫扣器

        無脫扣器

        液壓

        0.15-6.5,10-20

        1200?1500

        1200?1500

        14Ie

        200

        2500

        壽命

        有載

        1500

        1500

        無載

        8500

        8500

        總計(jì)

        10000

        10000

        每小時(shí)操作次數(shù)?次A

        120

        120

        極數(shù)?P

        2??3

        3

        保護(hù)特性

        熱式和電磁脫扣器

        液壓稅扣器阻尼式(電動(dòng)機(jī)用)

        配電用

        I/Ie

        1.05

        1.3

        2.0

        3.0

        1.05

        1.2

        1.5

        動(dòng)作時(shí)間

        ≥1h不動(dòng)作

        <1h動(dòng)作

        <4min動(dòng)作

        可返回時(shí)間>1s

        >2h不動(dòng)作

        <2h動(dòng)作

        <4min

        保護(hù)電動(dòng)

        機(jī)用

        I/Ie

        1.05

        1.2

        1.5

        7.2

        7.2

        12

        動(dòng)作時(shí)間

        >2h不動(dòng)作

        <1h動(dòng)作

        <2min動(dòng)作

        2s<可返回時(shí)間<10s

        可返回時(shí)間>1S

        <0.2s

        輔助觖頭主要技術(shù)參數(shù)見表2

        額定電流Ratedcurrent(A)

        脫扣器電流整定范圍Setting,range,of,current(A)

        0.16

        0.1~0.16

        0.25

        0.16~0.25

        0.4

        0.25~0.4

        0.63

        0.4~0.63

        1

        0.63~1

        1.6

        1~1.6

        2.5

        1.6~2.5

        4

        2.5~4

        6.3

        4~6.3

        10

        6.3~10

        16

        10~16

        20

        16~20

         

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