TVVB 电缆结构：
导体：符合 GB 3956 第 5 种导体要求
绝缘： PVC/D 型 聚氯乙烯绝缘混合物
颜色识别：5 芯及以下符合 GB 5023.1-4.1 分色识别，5芯以上符合 GB 5023.1-4.2 数字识别
芯线结构：芯线以承载缆芯（填充）为中心绞合成缆，成缆后可以有铝箔，PP 带或无纺布包覆。
护套材料：PVC/ST5 专用聚氯乙烯混合物，黑色或灰色（RAL7001）
应用标准：GB/T 5023.6/IEC 60227-6，EN 50214-2006，企业标准
TVVB 技术参数：
额定电压：导体标称截面 1mm2 及以下电缆：300/500V
测试电压：
额定电压 300/500V，绝缘厚度≤ 0.6mm：1500V；
成品测试：2000V；
额定电压 450/750V 绝缘厚度＞ 0.6mm：2500V；
成品测试：2500V
最小弯曲半径：
电缆敷设安装允许弯曲半径应不小于电缆小边的 6 倍。
静态曲挠实验：符合 GB/T 5023.2 的 3.5 规定
温度范围：-15 至 +70℃
阻燃测试：通过 GB/T 18380.1-2001 实验
TVVB 应用范围：
适用于电梯内部作随行悬挂自由悬挂长度不超过 80 米，及移动速度不超过 4 米 / 秒电缆，也可作为升降机及行车用的卷筒电缆。
TVVB 特性与符合性
特性：
优异的耐曲挠柔软弯曲性；
良好的耐油性、耐寒性、耐潮性
优异的耐磨性、承受较大的机械应力
符合认证：RoHS CCC 强制认证
TVVB Cable structure:
Conductor: Meet GB 3956 Class 5 conductor standard
Insulation: PVC/D type PVC compound insulation
Color recognition: conform GB 5023.1 4.1 color identification for less than 5-core cable, Conform GB 5023.1 4.2 digit recognition for up to 5- core cable
Core structure: core centered on bearing core (filler) twisted into line, after cabling, aluminum foil PP belt or non-woven fabric coated, etc.
Sheath material: PVC/ST5 special PVC compound, black or gray (RAL7001)
Application standards: GB/T 5023.6/IEC 60227-6, EN 50214-2006 enterprise standard
TVVB Technical parameters:
Rated voltage: Nominal conductor cross section 1mm2 or 1mm2 less cable: 300/500v
Test voltage:
rated voltage 300/500V, insulation thickness ≤ 0.6mm: 1500v, Finished cable test voltage: 2000v,
Rated voltage 450/750V, Insulation thickness>0.6 mm:2500v, Finished product test Voltage: 2500v
minimum bending radius:
Cable laying installation allowed bending radius should not less than 6 times of the cable's smaller side.
Static torsion Test: comply with the regulations of GB/T 5023.2 3.5
Temperature range: -15 to +70 ℃
Flame retardant test: Pass GB/T 18380.1 2001 test
TVVB Application range:
Suitable for hanging inside the elevator for the accompanying freely hanging length less than 80 meters, and the moving speed of no more than 4 m/s, also for reeling cable on lifter and travelling crane.
TVVB Characteristics and compliance:
Anti-bending of features:
Excellently flexible & bendable;
Good oil resistance, cold resistance, resistant to moisture Excellent wear resistance, bear high mechanical stress
Conformity: RoHS and CCC Certificate
