0.6/1kV及以下聚氯乙烯絕緣及護套電力電纜PVC Insulated Power Cable with Rated Voltage up to 0.6/1 kV
一、適用范圍
本產品適用于交流額定電壓0.6/1kV的線路中,供輸配電能用。
Scope ofapplication
It is used to transmit and distribute power on the power lineof A.C.rated voltage 0.6/1kv.
二、執(zhí)行標準
GB/T12706.1等同采用**電工委員會IEC60502。
Executive standard:
Executive standard:GB/T12706.1(equal to the standardofIEC60502)
三、使用特點
1、電纜導體長期允許工作溫度不超過70°C:
2、短路時(最長持續(xù)時間不超過5秒),電纜導體的** 溫度
不超過160°C;
3、敷設電纜時的環(huán)境溫度應不低于0°C
Working Condition
Long-term working temperature allowed by cable conductorshall be no more than 70°C.
Max. temperature of cable conductor shall be no more than160'C during short circuit (the longest lasting time shall be nomore than 5 seconds).
Environment temperature for installation shall be no less than 0°C
四、電纜基本型號名稱 Type,Description and Application occasion
注:
1、本公司可根據(jù)用戶的需要提供阻燃型、耐火型電力電纜產品,訂貨時在原型號前加“ZR-”表示阻燃型,加“NH-”表示耐火型
2、本公司也可根據(jù)用戶的需要,提供VV32型、VLV32型鋼絲鎧裝電力電纜,單芯鋼絲鎧裝電纜應采用隔磁措施。
Note:
1: We also produce flame-retardant fire resistant type power cable according to the requirement of the customer, Prefix “ZR'should be added to the original type of cable in ordering flame retardant cable; prefix “NH”for fire resistant cable.
2: We also produce VV32,VLV32 type steel wire armored power cable according to the requirement of the customer. Magnetism-separated measure shall be adopted by single core steel wire armored cable.
五、生產范圍 Production Scope
注:
1: 本公司可根據(jù)用戶需要,提供五芯結構電纜產品。
2: 用于交流系統(tǒng)的單芯鎧裝電纜的鎧裝層應采用非磁性金屬帶繞包。
Note:
1: We also produce cable with five cores according to the requirement of the customer.
2: Non-magnetic metal tape wrapping should be adopted as armored layer for single core armored cable for A.C. system
六、電纜主要技術參數(shù)
1、20C時導體**直流電阻值應滿足GB/T3956標準中的2類導體的規(guī)定。
2、工頻交流耐壓試驗 A.C.Voltage Test單芯無屏蔽電纜應將其浸入水中1h,在導體和水之間施 加試驗電壓3.5kV/5 min:多芯電纜應依次在每一根絕緣導體對其余導體之間施加試驗電壓3.5kV/5 min,絕緣均應無擊穿。
Main Technical parameter of cable
Max value of conductor DC resistance shall meet the requirementof conductor of category 2 stipulated in GB/T3956 standard at 20CFor single core cable without shielding, voltage test of 3.5kV underpower frequency is put on for 5 minutes between conductor andwater when be immersed in the water for one hour. For multi-core cable. between each insulated conductor and otherconductor, voltage test of 3.5kV under power frequency is puton for 5 minutes without puncture of insulation.
七、電纜載流量(0.6/1kV)
在空氣中敷設
1、單芯電纜平行敷設時中心距離:185mm?及以下為電纜直
徑的2倍:240mm?及以上為90mm。
2、導電線芯**允許工作溫度:70C,周圍環(huán)境溫度:30C。
Current-loading capacity of cable
To be laid in the air
Center distance for laying single core cable in parallel:185mm or lower: 2 times that of cable diameter:240mm2 or higher: 90mm
Max working temperature of conductive core is 70C; Environmenttemperature is 30C.
不同空氣溫度下的載流量修正系數(shù)
Current-loading capacity correcting coefficient under different air temperature
空氣溫度℃ Air temperature | 20 | 25 | 30 | 35 | 40 | 45 |
修正系數(shù) Correcting coefficient | 1.12 | 1.06 | 1.00 | 0.94 | 0.86 | 0.79 |
0.6/1kV銅導體PVC絕緣PVC護套阻燃或非阻燃電力電纜在空氣中敷設長期連續(xù)負荷允許載流量PVC insulation and PVC sheath
Long-term and continual curent-loading capacity in the air for 0.6/1kv flame retardant OR non-flame retardant power cable with Cu conductor
在空氣中敷設長期連續(xù)負荷允許載流量
Long-term and continual current-loading capacity in the air
0.6/1 kV鋁導體PVC絕緣PVC護套阻燃或非阻燃電力電纜在空氣中敷設長期連續(xù)負荷允許流量
Long-term and continual curent-loading capacity in the air for 0.6/1ky flame retardant OR non-fame retardant power cable with Alconductor, PVC insulation and PVC sheath
在空氣中敷設長期連續(xù)負荷允許載流量
Long-term and continual current-loading capacity in the air
直埋敷設
1、單芯電纜非接觸敷設時,中心距離為電纜直徑的2倍。
2、導電線芯**允許工作溫度: 70C,土壤溫度:25C。
3、土壤熱阻系數(shù):1.0C.m/w,直埋深度:0.8m。
To be laid underground
1, Center distance shall be 2 times that of cable diameter for contactless installation of single core cable2、 Max working temperature of conductive core is 70C; Soil temperature is 25C.3、Heat-resistant coefficient of soil is 1.0C.m/w; Depth of direct burying is 0.8m.
不同土壤溫度下的載流量修正系數(shù)
Current-loading capacity correcting coefficient under different soil temperature
0.6/1kV銅導體PVC絕緣PVC護套阻燃或非阻燃電力電纜在土壤中直埋敷設長期連續(xù)負荷許載流量
Long-term and continual curent-loading capacity for laying underground for 0.6/1kv flame retardant OR non- flame retardant powercable with Cu conductor, PVC insulation and PVC sheath
在土壤中直埋敷設長期連續(xù)負荷允許載流量
Long-term and continual current-loading capacity for laying underground directly
0.6/1kV鋁導體PVC絕緣PVC護套阻燃或非阻燃電力電纜在土壤中直埋敷設長期連續(xù)負荷允許載流量
Long-term and continual current-loading capacity for laying underground for 06/1kv flame retardant OR non-flame retardantpower cable with Al conductor PVC insulation and PVC sheath
在土壤中直埋敷設長期連續(xù)負荷允許載流量
Long-term and continual current-loading capacity for laying underground directly