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ZHT-FRVV防火系统专用电缆

2017/5/22

名称:

  ZHT-FRVV防火系统专用电缆

  说明:

  防火系统专用电缆

  SpecialCableForFireResistantSystem

  本产品适用于0.6/1kv及以下的高层建筑物、地铁、隧道、剧场、人防工程、石化系统等所作输配电线路或火灾报警设备、通信设备等应急设施的供电线路及信号控制线路。电缆除低烟无卤高阻燃特性外,还应能处在火焰燃烧中正常运行180min,当火灾发生时,不发生短路和断路故障,一直保障电力供给,维持系统运行。并且燃烧时烟雾透光率高、毒性低,从而显示其防火安全和消防救生的功能。

  Itcanbeusednotonlytotransmitanddistributepoweronthepowerlineof0.6/1kvvoltageorbelowforhigh-risebuilding,subway,tunnel,theater,civilairdefenseengineering,petrochemicalsystem,butalsoaspowersupplywireandsignalcontrolcircuitofemergencyfacilitiessuchaspowertransmissionanddistributionsystems,firealarmequipmentandcommunicationsequipmentandsoon.BesidesoffeaturesofLSZHandhighflameresistance,itcanalsonormallyoperatewithin180minundertheconditionofflameburning.Whenthefireoccurs,short-circuitandopencircuitfaultswouldnothappen.Itcouldendurecontinuallysupplyingpowerandmaintainthenormaloperationofsystem.Duringtheprocessofburning,highlighttransmittanceandlowtoxicityofcablecanbeconsideredasanevidenceoffunctionsoffireproofingsafetyandfirerescue.

  一、产品执行标准Q/ZH09.06-2010

  Executivestandard:enterprisestandard

  二、型号

  Type

  ZHT-FRVV—防火专用电缆

  ZHT-FRVV—typespecialcableforfireresistance

  使用特性

  Characteristics

  1、交流额定电压:U0/U0.6/1kv

  A.C.ratedvoltage:U0/U0.6/1kv

  2、工作温度:电缆导体长期工作温度为70℃。

  Long-termworkingtemperatureofcableconductorshallbe70℃.

  3、敷设温度:电缆敷设温度不低于0℃。

  Environmenttemperatureforinstallationshallbenolessthan0℃.

  4、弯曲半径:电缆弯曲半径不低于电缆外径的15倍。

  Bendingradiumofcableshallbenolessthan15timesthatofcableouterdiameter.

  5、阻燃、耐火特性:符合GB19666-2005。

  FlameresistanceandfireresistancecharacteristicsshallmeettherequirementsspeculatedinGB19666-2005standard.

  性能参数表

Performance parameter

项目
Item
单位
Unit
技术指标
Indices
20℃时导体直流电阻≤
Conductor DC Resistance at 20℃
Ω/KM 截面
Cross section
1.0 1.5 2.5 4.0 6.0
电阻
Resistance
18.1 12.1 7.41 4.61 3.08
试验电压
Test voltage
V 3.5KV,5min不击穿。
Finished cable shall endure 3.5kv voltage test for 5 min without puncture.
绝缘电阻
Insulated resistance
10
耐火特性
Fire-resistant properties
  A类(火焰温度750试验90min,2A 熔丝不断)
Type A (flame temperature of 750 test 180min, 2A fuse continued)

  • 电缆示意图


     The figure of cable structure

防火系统专用电缆


  • 注意事项


     Notes:
施工时严格防止电缆损伤,降低产品性能。
Cable damage and performance reduction are strictly prevented during installation.


  • 交货要求


     Delivery requirement
允许根据双方协议长度交货;长度误差不超过±5%。
Delivery length of cable depends on both agreements with length error allowance of ±5%.