用途 Application
本產(chǎn)品適用于交流50HZ、額定電壓為500V和750V的控制系統(tǒng)及輸配電系統(tǒng)中。
The product is to used as power distribution system of electricity at rated voltage 750V.
產(chǎn)品特性 Product features
(1)電纜線芯長期允許工作溫度為90℃。
The cable wire core allows long time working temperature of 90℃.
(2)短路時(shí)(最長持續(xù)時(shí)間不超過5s)電纜導(dǎo)體的溫度不超過250℃。
When core is in short-circuir(max 5s) the temperature should not exceed 250℃.
(3)敷設(shè)電纜時(shí)的環(huán)境不低于0℃,最小彎曲半徑應(yīng)不小于電纜外徑的20倍。
While installation the ambient temperature should not be lower than 0℃,and the bending radius should not be less than 20-time.
型號(hào)名稱及使用范圍 Type names and usable range
型號(hào)Type | 名稱 Name | 使用范圍 Usage range |
BTTQ BTTVQ WD-BTTYQ BTTZ BTTVZ WD-BTTYZ | 輕型銅芯護(hù)套礦物絕緣電纜 輕型銅芯護(hù)套礦物絕緣聚氯乙烯外套電纜 輕型銅芯護(hù)套礦物絕緣無鹵低煙聚烯烴外套電纜 重型型銅芯護(hù)套礦物絕緣電纜 重型銅芯護(hù)套礦物絕緣聚氯乙烯外套電纜 重型銅芯護(hù)套礦物絕緣無鹵低煙聚烯烴外套電纜 | 敷設(shè)在室內(nèi)、隧道及管道中,電纜能承受壓力和機(jī)械外力作用 For laying in doors,inducts and kin tunels,be able to bear pulling force an presure |
產(chǎn)品結(jié)構(gòu) Cable structure

生產(chǎn)范圍 Manufacture range
名稱 Name | 型號(hào) Type | 額定電壓 Rated Voltage (V) | 芯數(shù) Number of cores | 標(biāo)稱截面(mm2) Nominal cores area |
輕型礦物絕緣電纜 | BTTQ BTTVQ WD-BTTYQ | 500V | 1 | 1-4 |
2 | 1-4 |
3 | 1-2.5 |
4 | 1-2.5 |
7 | 1-2.5 |
重型礦物絕緣電纜 | BTTZ BTTVZ WD-BTTYZ | 750V | 1 | 1-400 |
2 | 1-25 |
3 | 1-25 |
4 | 1-25 |
7 | 1-4 |
12 | 1-2.5 |
19 | 1-1.5 |