隔氧層電纜
OXYGEN-SEGREGATED CABLES
執行標準
STANDARD IMPLEMENTED
執行標準:Q/321084 KXD19-2008
Executive standard:Q/321084 KXD19-2008
使用特性
APPLICATION PROPERTIES
1、額定電壓符合相關產品標準規定。
2、PVC絕緣隔氧層電纜長期工作溫度不超過70℃，XLPE絕緣隔氧層電纜長期工作溫度不超過90℃。
3、電纜在敷設時的環境溫度不低于0℃，彎曲半徑不小于電纜外徑15倍。
1 ) Rated voltages comply with the requirements specified in relevant standard.
2) The permanent service temperature for PVC-insulated oxygen-segregated cables shall not exceed 70℃; the permanent servicetemperature for XLPE-insulated oxygen-segregated cables shallnot exceed 90℃.
3) In laying the cables, the ambient temperature shall not be lowerthan oc; and the minimum bending radius shall not be less than15 times of the cable's outer diameter.
產品的命名規則
RULES OF DENOMINATION
低煙無鹵用“WD""表示，即分別用"無"、"低"漢字的個拼音字母表示。隔氧層用"G"表示，即用"隔"漢字的個拼音字母表示。阻燃型用"ZR"表示，即分別用阻"、"燃"漢字的個拼音字母表示，耐火型用"NH"表示，即分別用"耐"、"火"漢字的個拼音字母表示。產品代號用型號、額定電壓、規格及標準號組成
例︰耐火銅芯交聯聚乙烯絕緣低煙無鹵聚烯怪護套、隔氧層電力電纜、固定敷設、額定電壓O.6/1kV、4芯、70mm2表示為GNH-WD-YJE4×70 Q/321084KXD19-2008
"Dw" stands for low-smoke and halogen-free, "G" for oxygen-segregation layer, "ZR " for fire retardant, and "NH" for fire resistant.
A product code consists of product model, rated voltage, specific-ations and standard No.For, example,Fire-resistant, copper-core,XLPE-insulated, low-smoke,halogen-free, polyolefine-sheathed,oxygen-segregated power cable, fixed laying, rated voltage 0.6/1kV,4-core,70mm2 is briefly expressed as GNH-WD-YJE4X70Q/321084 KXD19-2008
主要性能
MAJOR PERFORMANCES
1、隔氧層阻燃電纜阻燃特性達到GB/T18380.3-2001A類標準。
2、隔氧層耐火電纜耐火特性達到GB/T19216.21-2003中的標準要求，即在750℃-800℃火焰下燃燒90min在額定電壓下不擊穿。同時其阻燃特性達到GB/T18380.3-2001A類標準。
3、無鹵低煙隔氧層阻燃電纜燃燒時煙密度(透光率)達到GB/T17651-1998(等效lEC61034)低煙標準，燃燒氣體腐蝕性達到GB/T17650-1998(等效IEC60754)標準要求。阻燃性能達到GB/T18380.3-2001A類標準,氣體含量符合IEC60754-1標準要求。
4、無鹵低煙隔氧耐火電纜，燃燒時煙密度(透光率)達到的GB/T17651-1998(等效IEC61034)低煙標準，燃燒氣體腐蝕性達到IEC60754-2 IEC60754-2《用測量pH值和導電來測量氣體酸度的方法》PH≥4.3,導電率≤10us/mm,及IEC60754-1《鹵素氣體量的測量》，氣體含量≤5mg/g，耐火特性達到GB/T19216.21-2003的要求。5、所有型號電纜能經受相應產品標準規定的電壓試驗5min不擊穿。
6、除有上述特性外，其它性能分別符合GB/T12706-2002、GB9330-1988、Q/321084 KXD04-2008標準。
1.The fire retardant performance of the oxygen-segregated fire retardant cables has reached the requirements specified inGB/T18380-2001A.
2.The fire resistant performance of the oxygen-segregated layerhas reached the requirements specified in GB/T19216.21-2003,namely, after burning for 90 minutes in fire of 750℃~800℃, thecable has no breakdown under rated voltage. Meanwhile, thefire retardant performance has reached the requirements speci-fied in GB/T18380.3-2001A.
3.In the burning of halogen-free, low-smoke, oxygen-segregatedfire retardant cables, the smoke density (light transmission rate)has reached the requirements for low smoke as specified in GB/T17651-1998 (equivalent with IEC61034), the corrosive ness ofthe gas from burning has reached the requirements specified inGB/T17650-1998 (equivalent with IEC60754),the fire retardantperformance has reached the requirements specified in GB/T18380-2001A, and the HCL content complies with the requ-irements specified in lEC60754-1.
4.The smoke density (light transmission rate) of the halogen-freelow-smoke oxygen-segregated fire resistant cables has reachedthe requirements specified in GB/T17651-1998(equivalent withIEC61034); the corrosiveness of the gas from burning has reach-ed the PH≥4.3 with the conductivity ≤10us/mm as specified inIE6OC754-2"Measuring Gas acidity in the Method of MeasuringPH value and Conductivity" and IEC60754-1"Measuring the Hal-ogen Gases""; and the HCL content ≤5mg/g; fire resistant perfo-rmance has reached the requirements specified in GB/T19216.21-2003.
5.No breakdown occurred after cables of all models have undergone 5-minute voltage test.
6.Besides, the above-mentioned performances, other performan-ces comply with relevant requirements specified in GB/T12706-2002 、GB9330-1988 and Q/321084 KXD04-2008
