隧道用特种复合电缆

隧道用特种复合电缆
Tunnel special composite cable                                                                                                                                                        
 
一、产品简介  Brief introduction of product
该产品是我公司开发的塑料绝缘电力、控制复合电缆。电缆具有阻燃、耐火等多项特殊性能，专为隧道等对安全要求高的场合使用，同时电缆占用空间较小。
This product is a kind of plastic insulated power/control composite cable. The cable possesses many special properties such as flame-retardant and fire-resisting , which is designed for tunnel with much requirements of safety and room.
 
二、电缆型号和名称 Type and designation

三、电缆规格 Specifications

 四、电缆截面示意图 Sketch map of structure

TT（NH）-K-VV 1、控缆线芯   Conductor 2、控缆云母带 Mica tape 3、控缆绝缘   Insulation  4、控缆护套   sheath 5、力缆线芯   Conductor  6、力缆云母带 Mica tape 7、力缆绝缘   Insulation 8、阻燃无纺布 Flame-retardant wrapping 9、阻燃护套   Flame-retardant sheath  10、阻燃填充  Flame-retardant filler 11、地线线芯  Conductor connected earth 12、地线云母带 Mica tape 13、地线绝缘   Insulation.