型(xing)號(hao)規格(ge)：HYA通信系(xi)統電(dian)線電(dian)纜

導體(ti)材(cai)料：高純度無氧(yang)銅（99.9%），單支(zhi)退火裸銅絲，直徑：0.4mm 0.5mm

護套(tao)材料：HYA銅芯聚烯烴絕(jue)緣層鋁塑(su)綜合保護套(tao)外用城區數據(ju)通信

執行(xing)標(biao)(biao)準(zhun)：參考(kao)郵電部(bu)YD/T630-93標(biao)(biao)準(zhun)的

產(chan)品用(yong)途：實心絕緣非填充型電(dian)纜適(shi)用(yong)于本地(di)電(dian)信網的城(cheng)市與鄉(xiang)鎮電(dian)信線路，也適(shi)用(yong)于接入公用(yong)網的專(zhuan)用(yong)網線路。在架空安(an)裝時需要(yao)用(yong)吊線支承(cheng)。在-30℃~+60℃區域環(huan)境必(bi)備條件下(xia)，電(dian)線電(dian)纜的物理(li)和電(dian)力(li)電(dian)氣能(neng)均要(yao)保持改變。

1、直流電(dian)熱敏電(dian)阻:20℃, 0.4 ≤148Ω/km 0.5 ≤95.0Ω/km 0.6 ≤65.8Ω/km 0.8 ≤36.6 Ω/km2. 電(dian)絕緣(yuan)機(ji)電(dian)剛度(du)：導體(ti)彼此1min 1kv不擊穿電(dian)壓 導體(ti)與閉屏1min 3kv不擊穿電(dian)壓 

3、絕緣層(ceng)熱敏電(dian)阻：每根芯線與其它(ta)的線芯接地(di)極(ji),充氣式拖(tuo)鏈電(dian)纜(lan)多于10000MΩ.km,插入式電(dian)線電(dian)纜(lan)不(bu)超3000MΩ.km。

4、上班(ban)電解電容：平(ping)均的值 52±2nF/km

5、遠端串音防御系統度：150kHZ時規定(ding)團體(ti)的電功(gong)率峰值值多于(yu)69dB/km。

產(chan)品描述(shu)：通(tong)信電(dian)(dian)纜(lan) 通(tong)訊電(dian)(dian)纜(lan) HYA高(gao)壓(ya)電(dian)(dian)線電(dian)(dian)纜(lan) 礦(kuang)井通(tong)迅(xun)高(gao)壓(ya)電(dian)(dian)線電(dian)(dian)纜(lan)，杭州中(zhong)策電(dian)(dian)纜(lan)永通(tong)集團公司(si)監制，純無氧銅(tong)生產(chan)電(dian)(dian)阻率(lv)低(di)，更加安全省電(dian)(dian)環保(bao)(bao)，質量的保(bao)(bao)障，品質的追(zhui)求，請撥打選購電(dian)(dian)話4006-571-588