銷售熱線：15022168777
銷售熱線：15022168777
一、產(chǎn)品簡介
預(yù)制分支電纜是一種新型的預(yù)制型建筑配電電纜，它廣泛應(yīng)用于住宅樓、辦公室、賓館、醫(yī)院、橋梁、工廠、礦井、地鐵、隧道等供電系統(tǒng)。該產(chǎn)品根據(jù)具體建筑的結(jié)構(gòu)特點和配電要求，將主干電纜、分支電纜、分支聯(lián)接體等三部分進(jìn)行一體化設(shè)計，采取工廠預(yù)制的方式，是普通電纜的和母線槽理想的更新?lián)Q代產(chǎn)品，在工程的經(jīng)濟(jì)性、技術(shù)先進(jìn)性和安裝簡便性有突出的優(yōu)點。
Prefab branch cable,which is one kind of new prefab structural distribution cables,is widely used in the distridution of residential building,office building,hotel,hospital,bridge,factory,mining,subway,tunnel,and so on.The cable combined the trunk cable,branch cable,and branch joint into one according to the framewcrk characteristic and distribution demand of the idiographic structure.Adopted factory prefab way,it is the ideal substitute for gener al cable and generatrix trough.It has outstanding advantages in economical engineering,advanced technique and convenient & simple installation.
二、FDZ系列預(yù)制分支電纜的品種、型號 Breed,Type of FDZ Series Prefabricated branch Cable
可選用電纜（均為銅導(dǎo)體）的型號有：
YJV-交聯(lián)聚乙烯絕緣聚氯乙烯護(hù)套電力電纜。
ZR-YJV-交聯(lián)聚乙烯絕緣聚乙烯氯護(hù)套阻燃電力電纜。
N H-YJV-交聯(lián)聚乙烯絕緣聚氯乙烯護(hù)套耐火電力電纜。
Vv-聚氯乙烯絕緣聚氯乙烯護(hù)套電力電纜。
ZR-VV-聚氯乙烯絕緣聚氯乙烯護(hù)套阻燃電力電纜。
ZH-VV-聚氯乙烯絕緣聚氯乙烯護(hù)套耐火電力電纜。
GWDZ-，WDZA-，WDZAN-WDZAN-新一代聚氯乙
烯護(hù)套低煙、低毒、無鹵電力電纜。
G-隔氧層系列分支電纜。
Optional variety and specifications of cable:
YJV:XLPE insulated and PVC sheathed power cable.
ZR-YJV:XLPE insulated and PVC sheathed flame retardant
cpower cable.
NH-YJV:XLPE insulated and PVC sheathed slow-burning power
cable.
VV:PVC insulated and sheathed power cable.
ZR-VV:PVC insulated and sheathed flame retardan power cable.
NH-VV:PVC insulated and sheathed slow-burning power cable.
GWDZ-,WDZA-,WDNA-WDZAN-:new generation PVC sheathed
low-smoke low-poision no-halogen power cable.
G-oxygen series cable.
三、FDZ系列預(yù)制分支電纜的主要性能
Main properties of FDZ Series Prera bricated Branch Cable
1、絕緣電阻≥200MΩKm;
2、絕緣耐壓3.5kv/5min不擊穿；
3、良好氣密性與防水性，即將分支接頭浸入水中，在水與電纜芯之間測量絕緣電阻和工頻耐壓均應(yīng)符合1和2的要求。
4、分支接頭的接觸電阻的小，接觸電阻與等長的分支線的基準(zhǔn)電阻之比值≤1.2;
5、接頭短路強(qiáng)度大，短路后接觸電阻比率的變化率≤0.2
6、ZR-YJV型阻燃預(yù)制分支電纜，護(hù)套的自熄時間≤12s，符合GB12666.5的要求。
7、NH耐火型電纜除了能在正常的工作條件下供電外，也能在燃燒情況下，保持90min的正常運行，符合GB12666.6的要求。
8、VV型電纜的銅芯的最高工作溫度為70℃，YJV型電纜的銅芯的最高工作溫度為90℃；
9、具有優(yōu)良的耐腐蝕性，能抵抗無機(jī)鹽、油、堿、酸和有機(jī)溶劑對它的腐蝕；
10、YJV型預(yù)制分支電纜具有優(yōu)良的熱穩(wěn)定性和抗老化性；
11、GWDZ-，WDZA-，WDNA-，WDZAN-，清潔型預(yù)制分支電纜具有低煙、低毒、無鹵、耐火等優(yōu)越性能。
12、GZR-YJV隔氧層系列分支電纜。具有高阻燃、耐火性能，阻燃性能超過阻燃標(biāo)準(zhǔn)A類。
1.lnsulation resistance≥200MΩ
2.Insulation withstand voltage≥3.5kV/5min;
3.Excellent air tightness and water proofing quality.When immerge branch joint water, measured insulation resistance between water and cable core,and power frequency withstand voltge meet the requirement of items 1 and 2;1
4.Little contact resistance of branch joint.The ratio value of contact resistance resist ance of equal length branch line if equal to or less than 1.2;
5.large joint short circuit strength.The variation rate of contact resistance ratio after shart circuit is equal to orless than 0.2;
6.For ZR-YJV type flame-retarded prefabricated branch cables,self extinguishing time of jacket is equal is equal to or less than 12s and meets GB12666.5;
7.Besides power supply in normal working condition NH fire resistance type cable can reamin normal operation for 90 min uder brming condition and meets GB12666.6;
8.Max,working temperature of copper core of VV type cable is 70℃ and that of YJV type cable 90℃;
9.With excellent corrosive resistance,it can keep from eroding of inorganic salt,oil,base,acid,organic solution and so on;
10.YJV type prefabricated branch cable has excellent themal stability and aging resistance;
11.GWDZ-,WDZA-,WDNA-,WDZAN-clean-type precast branch cable possesses the features such as low smoke,lowtoxic,non-halogen and fireresistance etc;
12.GZR-YJV oxygen barrier branch cable with higt flame retardance and fire resistance which exceeds Antifaming Stamdard A class.