540 Series Trunk and Distribution Cable

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Specification

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
?	Center Conductor	Copper Clad Aluminum	3.15±0.03mm
?	Dielectric	Gas Injected Foam PE	13.03mm Nominal
?	Shield	Solid Aluminum Tube	13.72±0.05mm (0.34mm)
?	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

Certificates & Honor

Our products have UL, ETL, JIS, CE, CPR, RoHS and REACH certification

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Company Profile

Zhejiang CommSpace Cable Co., Ltd.

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.

Focus on Quality and Keep Innovating

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.