Concentric and Split Concentric Cables-BS












Share:
Product Description
Concentric and Split Concentric Cables-BS
Concentric and Split Concentric Cables used by distribution network operators when providing the final connection to domestic properties. Also suitable for sub main distribution and particularly used within high-rise buildings and street lighting systems.
Aluminum or Copper Concentric and Split Concentric Cables
Concentric Cables Application
Used by distribution network operators when providing the final connection to domestic properties. Also suitable for sub main distribution and particularly used within high-rise buildings and street lighting systems.
Concentric Cables Standard
BS 7870
Concentric Cables Construction
Type I Aluminum Concentric

Conductor : Class 1 solid aluminum conductor
Insulation: XLPE (Cross-Linked Polyethylene)
Concentric Conductor: Single layer of plain copper wires
Sheath: Black PVC (Polyvinyl Chloride)/Orange LSZH(Low Smoke Zero Halogen
Type II Aluminum Split Concentric

Conductor : Class 1 solid aluminum conductor
Insulation: XLPE (Cross-Linked Polyethylene)
Neutral Conductor: Plain copper wires covered a blue polymeric compound
Earth Continuity Conductor:Plain copper wires
String Separator: Non-hygroscopic separator
Sheath: Black PVC (Polyvinyl Chloride)/Orange LSZH(Low Smoke Zero Halogen
Type III Copper Concentric

Insulation: XLPE (Cross-Linked Polyethylene)
Concentric Conductor: Single layer of plain copper wires
Sheath: Black PVC (Polyvinyl Chloride)/ LSZH(Low Smoke Zero Halogen
Type IV Copper Split Concentric

Conductor : Class 2 stranded copper conductor
Insulation: XLPE (Cross-Linked Polyethylene)
Neutral Conductor: Plain copper wires covered a blue polymeric compound
Earth Continuity Conductor:Plain copper wires
String Separator: Non-hygroscopic separator
Sheath: Black Black PVC (Polyvinyl Chloride)/LSZH(Low Smoke Zero Halogen)
Concentric Cables Specifications
Type I Aluminum Concentric
|
NO. OF CORES |
NOMINAL CROSS SECTIONAL AREA mm2 |
NOMINAL OVERALL DIAMETER mm |
NOMINAL WEIGHT kg/km |
MAXIMUM DC RESISTANCE OF CONDUCTOR AT 20°C ohms/km |
MAXIMUM DC RESISTANCE OF CONCENTRIC CONDUCTOR AT 20°C ohms/km |
CURRENT CARRYING CAPACITY Amps |
||
|
|
|
|
|
|
|
In Air |
Clipped Direct |
Enclosed in Conduit on a Wall |
|
1 |
25 |
13 |
300 |
1.2 |
1.3 |
127 |
119 |
105 |
|
1 |
35 |
14 |
390 |
0.868 |
0.91 |
158 |
147 |
128 |
|
3 |
25 |
23 |
650 |
1.2 |
1.3 |
97 |
90 |
84 |
|
3 |
35 |
25 |
820 |
0.868 |
0.91 |
120 |
112 |
103 |
Conductor Operating Temperature: 90°C Ambient Temperature: 30°C
Type II Aluminum Split Concentric PARAMETER
|
NO. OF CORES |
NOMINAL CROSS SECTIONAL AREA mm2 |
NOMINAL OVERALL DIAMETER mm |
NOMINAL WEIGHT kg/km |
MAXIMUM DC RESISTANCE OF AT 20°C ohms/km |
CURRENT CARRYING CAPACITY Amps |
||||
|
|
|
|
|
CONDUCTOR |
Neutral |
Earth |
In Air |
Clipped Direct |
Enclosed in Conduit on a Wall |
|
1 |
25 | 15 | 490 | 1.2 | 1.2 | 1.2 |
127 |
119 |
105 |
|
1 |
35 | 16 | 610 | 0.868 | 0.76 | 1.2 |
158 |
147 |
128 |
|
3 |
25 | 23.5 | 830 | 1.2 | 1.2 | 1.2 |
97 |
90 |
84 |
|
3 |
35 | 26 | 1030 | 0.868 | 0.76 | 1.2 |
120 |
112 |
103 |
Conductor Operating Temperature: 90°C Ambient Temperature: 30°C
Type III Copper Concentric PARAMETER
|
NO. OF CORES |
NOMINAL CROSS SECTIONAL AREA mm2 |
NOMINAL OVERALL DIAMETER mm |
NOMINAL WEIGHT kg/km |
MAXIMUM DC RESISTANCE OF CONDUCTOR AT 20°C ohms/km |
MAXIMUM DC RESISTANCE OF CONCENTRIC CONDUCTOR AT 20°C ohms/km |
CURRENT CARRYING CAPACITY Amps |
||
|
|
|
|
|
|
|
In Air |
Clipped Direct |
Enclosed in Conduit on a Wall |
|
1 |
4 |
8.5 |
140 |
4.61 |
4.8 |
42 |
41 |
37 |
|
1 |
16 |
12 |
370 |
1.15 |
1.2 |
100 |
99 |
88 |
|
1 |
25 |
14 |
550 |
0.727 |
0.76 |
135 |
130 |
117 |
Conductor Operating Temperature: 90°C Ambient Temperature: 30°C
Type IV Copper Split Concentric PARAMETER
|
NO. OF CORES |
NOMINAL CROSS SECTIONAL AREA mm2 |
NOMINAL OVERALL DIAMETER mm |
NOMINAL WEIGHT kg/km |
MAXIMUM DC RESISTANCE OF CONDUCTOR AT 20°C ohms/km |
CURRENT CARRYING CAPACITY Amps |
|||
|
|
|
|
|
Metal-Coated Wires |
Plain Wires |
In Air |
Clipped Direct |
Enclosed in Conduit on a Wall |
|
1 |
4 |
10 |
190 |
4.8 |
4.8 |
42 |
41 |
37 |
|
1 |
16 |
14 |
530 |
1.2 |
1.2 |
100 |
99 |
88 |
|
1 |
25 |
16 |
710 |
1.2 |
0.76 |
135 |
130 |
117 |
|
3 |
35 |
28.5 |
1900 |
0.76 |
0.55 |
129 |
120 |
110 |
Conductor Operating Temperature: 90°C Ambient Temperature: 30°C
Case Video
Certificate Display
Factory Tour
Why choose us?
Professional
Fast Delivery
standards
High Quality
FAQs
Who are we?
A Cable Manufacturer Built for Project Supply
Part of Henan Qingzhou Group — specialised in the research, production, sale and service of electrical wire & cable, with two production parks totalling 380,000 m² at the foot of Longevity Mount, Gongyi City, Henan Province, China.
How can we guarantee quality?
With the professional Qingzhou team we manufacture not only to Chinese standards but strictly to foreign national and international standards including Europe, U.S., Australia and IEC — and we supply one-stop solution service for your power project.
What can you buy from us?
The company manufactures a wide range of electrical cables and conductors, including AAC, AAAC, ACSR bare conductors, low voltage ABC cables, medium voltage power cables, ADSS fiber optic cables, OPGW cables and cable accessories.
Why should you buy from us not from other suppliers?
Qingzhou cable company has passed ISO9001 quality management system, ISO14001 environmental management system, ISO45001\German TUV certification\CE certification, the company is a finalist for the state power grid and a national”High-tech Enterprise.
What services can we provide?
Accepted Delivery Terms: FOB,CFR,EXW,FAS,DDP; Accepted Payment Currency:USD,EUR,CAD,AUD,GBP,CNY; Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,Western Union,Cash; Language Spoken:English,Chinese,Japanese,German,Russian
If I need customize Packing Cartons, is that available?
Yes, we have production line for packing box and cartons. we can make it according to your special requirement. If you are interested in our goods , please kindly send an inquiry to us !
Contact us to get your quote!
Products
Related Products
Henan Qingzhou Cable Group Co., Ltd. was established in 1969 and underwent a merger and restructuring by the Qingzhou Group in 2013. After more than two decades of development, it has evolved into a comprehensive enterprise integrating R&D, production and sales, and the supply of complete equipment sets for the cable industry.
our products
NEED HELP
Contact Info
- info@uni-groundrod.com
- Phone: +8618638668721
- WeChat: +8618638668721
- WhatsApp: +8618638668721
- Address: West Industrial Park, Zhulin Town, Gongyi City, Henan Province, China.
© Copyright 2020 by Henan Qingzhou Cable Group Co., Ltd. All Rights Reserved.




