2017/2/22
项目Item
|
单位Unit
|
技术性能Technied performance
|
|||||
导体直流电阻D.C.Resistance of conductor(20℃)≤
|
Ω/km
|
截面mm2 Section mm2 |
0.5
|
0.75
|
1.0
|
1.5
|
2.5
|
电阻Resistance
|
36.0
|
24.5
|
18.1
|
12.1
|
7.41
|
||
试验电压Test voltage
|
KV/1min
|
1.5
|
|||||
绝缘电阻≥insulation resistance
|
MΩ/km
|
100
|
|||||
耐火特性Fire-resistance feature
|
|
A类(火焰温度1000℃试验90分钟3A保险丝不断) Grade A(Flame temp 1000℃ 90nu bytes test few bit bridle ) |
型号及名称
型号
|
名称
|
NHFF |
铜芯防火绝缘保护层耐高温防火电缆 |
NHFF22 |
铜芯防火绝缘保护钢带铠装耐高温防火电缆 |
NHFF32 |
铜芯防火绝缘保护层细钢丝铠装耐高温防火电缆 |
NHFP1F |
铜芯防火绝缔保护层耐高温镀镭铜丝编织屏蔽防火电缆 |
NHFP1F22 |
铜芯防火绝缘保护层钢带铠装耐高温镀镭铜丝编织防火电缆 |
NHFP1F32 |
铜芯防火绝缘保护层细钢丝铠装耐高温镀镭铜丝编织屏蔽防火电缆 |
型号说明
项目Item
|
代号Code
|
说明Explanation
|
系列代号Series code |
NH
|
防火电缆 Fire-proof cable |
绝缘材料Armour material |
F
|
防火绝缘材料 Fire-proof insulating material |
屏蔽材料Shield material |
/P1
|
无屏蔽可省略No shield be omitted 镀锡铜丝编织Tin -plated woven Cu wire |
护套材料Sheath material |
F
|
聚全氟乙丙烯(F46)F46 |
铠装材料Armour material |
22
32 |
钢带铠装Steel tape armoured 细钢丝铠装Tin steel wire armoured |
导体种类(在括号内填写)Conductor(fill in the bracks) |
A
B |
单股导体Single strand conductor 绞合导体Twisted conductor |
电缆规格
型号Type
|
标称截面 mm2 Nominal cross section mm2
|
||||||||||||||
0.5
|
0.75
|
1.0
|
1.5
|
2.5
|
4
|
6
|
10
|
16
|
25
|
35
|
50
|
70
|
95
|
120
|
|
芯数Core number
|
|||||||||||||||
NHFF |
2-61
|
2-10
|
1-5
|
||||||||||||
NHF22 |
4-61
|
2-10
|
2-5
|
||||||||||||
NHFF32 |
4-61
|
4-10
|
3-5
|
||||||||||||
NHFP1F |
2-61
|
2-10
|
1-5
|
||||||||||||
NHFP1F22 |
4-61
|
2-10
|
2-5
|
||||||||||||
NHFP1F32 |
4-61
|
4-10
|
3-5
|
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