Welcome to Zhejiang CommSpace Cable Co., Ltd. OEM/ODM 540 Series Trunk and Distribution Cable Manufacturers
CommSpace's 540 Series cable is welded tube which provide cables with optimal immunity to interference radiation and very good mechanical stability against bending and compressive stress. QR540 aluminum tube cable is used for CATV trunk line and Direct Broadcasting Satellite.
Physical Construction and Dimensions
No. |
Item |
Material |
Notes |
❶ |
Center Conductor |
Copper Clad Aluminum |
3.15±0.03mm |
❷ |
Dielectric |
Gas Injected Foam PE |
13.03mm Nominal |
❸ |
Shield |
Solid Aluminum Tube |
13.72±0.05mm (0.34mm) |
❹ |
Jacket |
PE |
15.49mm Nominal |
Mechanical and Environmental Characteristics
Center Conductor Bond to Dielectric ≥ |
302N |
Minimum Bending Radius |
10.2cm |
Maximum Pulling Tension |
100kgf |
Operating Temperature |
-55°C~85°C |
Electrical Characteristics
Maximum DC Resistance of Center Conductor@20°C |
3.48 Ω/km |
Maximum DC Resistance of Outer Conductor@20°C |
1.97 Ω/km |
Maximum DC Loop Resistance @20°C |
5.45 Ω/km |
Nominal Velocity of Propagation |
87% |
Capacitance |
50±3 pF/m |
Impedance |
75±2 Ω |
Structural Return Loss |
|
5-1002MHz ≥ |
30 dB |
1002-1218MHz ≥ |
24 dB |
1218-1794MHz ≥ |
20 dB |
1794-2250MHz ≥ |
20 dB |
2250-3000MHz ≥ |
20 dB |
Attenuation @ 20°C
Frequency(MHz) |
Max Value(dB/100m) |
5 |
0.46 |
55 |
1.54 |
211 |
3.12 |
250 |
3.38 |
270 |
3.54 |
300 |
3.74 |
330 |
3.93 |
350 |
4.04 |
400 |
4.36 |
450 |
4.63 |
500 |
4.92 |
550 |
5.18 |
600 |
5.44 |
750 |
6.10 |
870 |
6.56 |
1002 |
7.12 |
1218 |
7.89 |
1500 |
9.07 |
1794 |
10.11 |
1800 |
10.13 |
2000 |
10.81 |
2200 |
11.46 |
2500 |
12.41 |
2700 |
13.03 |
3000 |
13.93 |
As 540 Series Trunk and Distribution Cable Manufacturers, Zhejiang CommSpace Cable Co., Ltd. was established in 2001 with total 66,600㎡ manufacturing area, located in Zhuji city, Zhejiang Province, close to Ningbo and Shanghai Seaport, near Hangzhou International Airport.
CommSpace Cable is a world-class manufacturer specializes in high performance and high quality coaxial cable, data cable, speaker cable, alarm cable, telephone cable, etc. We are ISO9001, ISO14001 and JIS certified enterprise. We have 12 high pressure gas injected physical foaming production lines, 330 high speed braiding machines and 12 thermoplastic jacket extrusion production lines. The annual production capacity exceeds 350,000 kms.
CommSpace Cable focuses on compliance and applying technical innovation and continuous improvement to the products that meet various international standards. As Custom 540 Series Trunk and Distribution Cable Factory, our 540 Series Trunk and Distribution Cable have UL, ETL, JIS, CE, CPR, RoHS and REACH certification and have been exported to more than 90 countries and regions in the fields of Satellite TV (DISH TV/DTH), DTV, CCTV, CATV, MATV, IPTV, SMATV, LTE, broadband network and wireless network.
CommSpace has a strong technical force and R&D team composed of more than 20 professional technicians. Benefiting from the comprehensive mastery of cable production technology, we have the ability to consider more for our customers and better balance the relationship between product value and procurement cost. CommSpace Cable is committed to optimizing the electrical, mechanical and environmental performance of products, pay special attention to providing environmental protection products, to improve the safety, reliability and stability of products.
CommSpace has implemented a very strict Quality Management System. As World-class China custom 540 Series Trunk and Distribution Cable Manufacturers, From the purchasing of raw materials to production, inspection, packing and shipment, all stages are strictly controlled in order to fully guarantee the quality, strive to make every effort to be perfect.
CommSpace has advanced laboratory and testing equipment, a strong and rigorous Quality Assurance Department, a complete set of ERP and barcode traceability system, which are conductive to ensuring quality and enhancing customer satisfaction and trust.
CommSpace Cable is committed to providing customers with reliable and comprehensive communication cable solutions through our professional technical team, flexible design practice, precise manufacturing, strict quality control, rich logistics experience, continuous on-site support and superior service.