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該電纜適用于地鐵.隧道.車站等相對(duì)密閉人員集中.有很高的阻燃要求.且特別要求在燃燒時(shí)不生產(chǎn)濃煙,有毒害作用的鹵酸氣體及嚴(yán)禁燃燒產(chǎn)生“二次災(zāi)害"的苛刻環(huán)境下使用。尤其適用于隧道沿線及配電柜與地鐵之間的敷設(shè)。
一、執(zhí)行標(biāo)準(zhǔn)standard: 企業(yè)標(biāo)準(zhǔn)Enterprise’s standard 二.適用范圍Applications: 該電纜適用于地鐵.隧道.車站等相對(duì)密閉人員集中.有很高的阻燃要求.且特別要求在燃燒時(shí)不生產(chǎn)濃煙,有毒害作用的鹵酸氣體及嚴(yán)禁燃燒產(chǎn)生“二次災(zāi)害"的苛刻環(huán)境下使用。尤其適用于隧道沿線及配電柜與地鐵之間的敷設(shè)。 Suitable for subway.tunnel,station etc with crowded people wherever requires higher flame-retardant,less amount of smoke and poisonous halogen gas when burning and not cause“the second disaster".Especially suitable for installation and laid along tunnel line.power cabinet and rai1way. 三、使用特性Properties: 1.產(chǎn)品型號(hào):WZR-DZY(具體規(guī)格參見附表) Model:WZR-DZY(detail is see the attached table) 注:①WZR(A、B)-DZY WZR(A、B)-DZY均與上型號(hào)等效。 ②阻燃級(jí)別:WZRA--為A類低煙無鹵阻燃 WZRB--為B類低煙無鹵阻燃 WZR---為c類低煙無鹵阻燃 2.額定電壓750V,1500V Rated voltage:750V.1500V 3.標(biāo)稱截面O.5-400mm2 Nominal cross section area:O.5-400mm2 4.導(dǎo)體長(zhǎng)期工作溫度70℃,短路過載溫度可達(dá)到130℃(5s) Permissible long-term working temperature is 70℃.Max.working temperature of the conductors in short- circuit is 130℃.(5S) 5.電纜zui小允許彎曲半徑不超過電纜直徑的15倍。 Allowed Min.bending radius are not more than 1 5 times 0f cable O.D. 6.電絕緣性能,物理機(jī)械性能優(yōu)異 Possessing good electrical insulation performance,physical mechanical properties. 7.電纜阻燃性能達(dá)到GB/T18380.3-2001電纜成束燃燒試驗(yàn)A、B、C類(IEC332-3)的要求 Flame-residence comforts to the requirement of GB/T1 8380.3-2001(IEC332-3) 8、低煙特性:滿足GB/T17650-1998,GB/T17651—1998的要求 Low-smoke property comforts to GB/T17650-1 998.GB/T17651—1 9989. 9、無鹵特性:(1)導(dǎo)電率≤10 μs/mm (2)PH值≥4.3 Non-halogen property:(1)Conductivity≤10 μs/ram (2)PH≥4.3 10、煙氣毒性符合GAl32準(zhǔn)安全級(jí)的要求。 Smoke poisonous conform to GAl32. 空氣敷設(shè)長(zhǎng)期連續(xù)負(fù)荷載流量單位:A Continue loading current of cable laid in air 截面 mm 2Cross Section | DZY-WZR(A 、 B)-750V | DZY-WZR(A 、 B)-1500V | 接觸 Contact | 非接觸 Non contact | 接觸 Contact | 非接觸 Non contact | 0.5 | 7 | 9 | 6 | 8 | 0.75 | 10 | 13 | 10 | 12 | 1.0 | 15 | 17 | 1 5 | 16 | 1.5 | 19 | 22 | 1 9 | 21 | 2.5 | 26 | 29 | 25 | 27 | 4.0 | 34 | 38 | 32 | 37 | 6.O | 44 | 48 | 42 | 46 | 10 | 62 | 70 | 60 | 68 | 16 | 85 | 94 | 80 | 92 | 25 | 110 | 121 | 105 | 117 | 35 | 135 | 150 | 129 | 146 | 50 | 170 | 188 | 163 | 183 | 70 | 220 | 244 | 211 | 240 | 95 | 270 | 302 | 259 | 296 | 120 | 320 | 358 | 307 | 350 | 185 | 425 | 469 | 412 | 461 | 240 | 510 | 572 | 497 | 562 | 300 | 570 | 632 | 551 | 622 | 400 | 690 | 760 | 668 | 758 |
注:環(huán)境溫度為40:C Note:environment temperature is 40℃ 地鐵隧道電纜結(jié)構(gòu)參數(shù)表Cable construction 序號(hào) No | 標(biāo)稱截面 Nominal Cross-Section Area mm 2 | 線芯結(jié)構(gòu) 根數(shù)/單線直徑 Core Structure No / Dia . mm | 電纜zui大外徑 mm Max . O . D . | 電纜參考重量 kg / km Approx . Weight | 20 ℃ 時(shí)導(dǎo)體電阻 D . C resistance at 20 ℃ Ω / km | 750V | 1500V | 750V | 1500V | 1 | 0.5 | 16 / 0.2 | 3.60 | 4.20 | 14 | 16 | 40.1 | 2 | 0.75 | 19 / 0.23 | 3.80 | 4.40 | 17 | 19 | 25.6 | 3 | 1.0 | 19 / 0.26 | 4.10 | 5.00 | 23 | 26 | 19.9 | 4 | 1.5 | 19 / 0.32 | 4.50 | 5.30 | 31 | 33 | 12.8 | 5 | 2.5 | 16 / 0.2 | 5.20 | 6.00 | 40 | 44 | 7.74 | 6 | 4.0 | 19 / 0.23 | 6.00 | 6.80 | 61 | 66 | 4.97 | 7 | 6.0 | 19 / 0.64 | 6.70 | 7.40 | 85 | 91 | 3.35 | 8 | 10 | 49 / 0.52 | 8.30 | 9.10 | 138 | 150 | 1.95 | 9 | 16 | 49 / 0.64 | 9.40 | 10.8 | 196 | 210 | 1.24 | 10 | 25 | 98 / 0.58 | 11.3 | 12.1 | 296 | 313 | O.78 | 11 | 35 | 133 / 0.68 | 12.9 | 13.7 | 414 | 434 | 0.557 | 12 | 50 | 133 / 0.68 | 14.6 | 15.0 | 548 | 570 | O.414 | 13 | 70 | 189 / 0.68 | 16.0 | 16.4 | 760 | 786 | 0.227 | 14 | 95 | 259 / 0.68 | 18.2 | 18.6 | 993 | 1021 | 0.210 | 15 | 120 | 259 / 0.76 | 20.2 | 20.6 | 1250 | 1288 | O.164 | 16 | 150 | 336 / 0.74 | 22.2 | 22.6 | 1538 | 1576 | 0.132 | 17 | 185 | 427 / 0.85 | 24.8 | 25.2 | 1846 | 1901 | 0.108 | 18 | 240 | 427 / 0.85 | 28.4 | 28.8 | 2446 | 2468 | 0.0817 | 19 | 300 | 518 / 0.85 | 32.2 | 32.8 | 2995 | 3042 | O.0654 | 20 | 400 | 703 / 0.85 | 36.4 | 36.8 | 4530 | 461 3 | 0.0490 |
編制說明Directions: 1.低煙無鹵阻燃聚烯烴絕緣地鐵隧道電纜連續(xù)負(fù)載電流是依據(jù)IEC-287電纜載流量計(jì)算標(biāo)準(zhǔn)進(jìn)行計(jì)算的,并通過修正確定。 Continuous loading current of cable is calculated per IEC-287 2.此地鐵隧道電纜的長(zhǎng)期工作溫度不超過70℃。 Long-term working temperature is not more than 70℃. 3.布線方式分為接觸與非接觸兩種,其中非接觸指電纜間的相互距離大于二倍的電纜外徑.接觸即指電纜相互靠在一起或相互間距小于二倍的電纜外徑。 Laid method:contact and non contact.Non contact laid means the distance between the laying cable is more than 2 times of cable O.D.Contact laid means the distance between the laying cable is not more than 2 times of cable O.D. 4.周圍環(huán)境溫度以40℃作為基準(zhǔn)溫度。 Environment temperature is supposed 40℃ as basic temperature 環(huán)境溫度變化修正系數(shù)表 The revised coefficient of the environmental temperature change 載流量校正系數(shù) Loading current of cable revised coefficient | 環(huán)境溫度 E nvironment | 10 | 1 5 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 工作溫度 temperature Working temperature 70 ℃ | 1.41 | 1.35 | 1.29 | 1.22 | 1.15 | 1.08 | 1.00 | O.93 | O.88 |
電纜敷設(shè)于塑料槽中載流量修正系數(shù)表 The revised coefficient of the cable loading current lay in plastic flume 電纜層數(shù) No . of the cable layer | 同時(shí)工作系數(shù) K Coefficient K | 1.00 | O.80 | 0.50 | 1 | 0.64 | 0.80 | 0.95 | 2 | 0.50 | 0.75 | 0.90 | 3 | 0.45 | O.70 | 0.85 | 4 | 0.40 | 0.65 | 0.80 |
注:K系指在塑料槽中有負(fù)荷電纜根數(shù)與總的電纜根數(shù)之比(負(fù)荷電纜我指通是流發(fā)熱電纜,信號(hào)線除外)。 Note. k= Loading current cables
Total number of the cables (Loading current cables means cables that generating heat when working excet for signal line) 電纜穿管敷時(shí)載流量修正系數(shù)表 The revised coefficient of the cable loading current lay in tube 穿管根數(shù) The number of the cables in tube | 修正系數(shù) Revised coefficient | 2 ~ 4 | 0.80 | 5 ~ 8 | 0.60 | 9 ~ 12 | 0.50 | 12 以上 | 0.45 |
注: 1.穿管根數(shù)指有負(fù)荷發(fā)熱的電纜根數(shù)。 2.穿管線的體積不超過管體積的40%。 3.當(dāng)管并列敷設(shè)時(shí)乘0.95修正系數(shù)。 Note: 1) The number of the cable in tube means the number of the cables which generates heat while loading. 2)The cable’s volume is not more than 40% of the rube’s volume. 3)When cable laid stand by stand,multiply the revised coefficient with 0.95
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