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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://www.hqbet5695.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(電動機(jī)用)

    配電用

    I/Ie

    1.05

    1.3

    2.0

    3.0

    1.05

    1.2

    1.5

    動作時(shí)間

    ≥1h不動作

    <1h動作

    <4min動作

    可返回時(shí)間>1s

    >2h不動作

    <2h動作

    <4min

    保護(hù)電動

    機(jī)用

    I/Ie

    1.05

    1.2

    1.5

    7.2

    7.2

    12

    動作時(shí)間

    >2h不動作

    <1h動作

    <2min動作

    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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