Shielded Cable
Shaanxi Woquan Trading Co., Ltd. was established in 2016, Mainly produces "Woquan" brand Power Electric Cable, Specialty Cables, Rubber Cables, New Energy Cables, House Wiring Electrical Cable, etc.
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Why choose us
Professional Team
Professional cable design and manufacture, professional engineering and technical personnel service team, provide customers with comprehensive and comfortable consulting after-sales service.
Our Certificates
We have obtained most of the professional certificates in the industry and insist on international standards of production.
OEM&ODM
Printing your logo on the cable All products will have been strictly Quality Checked in house before packing.
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Nominal voltage |
DIN VDE: Uo/U 300/500 V UL/CSA: 600 V |
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Testing voltage |
Core/core 3000 V Core/screen 2000 V |
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Min. bending radius |
Fixed laying: 5 x d Flexible application: 10 x d |
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Radiation resistance |
5 x 10^7 cJ/kg |
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Temperature range |
DIN VDE fixed laying: -40/+70 °C DIN VDE flexible application: +5/+70 °C UL/CSA fixed laying: Up to +90°C UL/CSA flexible application: Up to +90°C |
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Fire performance |
Flame retardant and self-extinguishing acc. to IEC 60332-1-2 + VDE 0482-332-1-2, UL VW-1, CSA FT1, FT2 |
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Oil resistance |
Very good - TM5 acc. to EN 50363-4-1 + VDE 0207-363-4-1, Oil 60 °C acc. to UL 758, Fuel Oil acc. to CSA-C 22.2 No. 210 |
Advantages of Shielded Cabling
Reduces interference:
The shield blocks external influences and ensures that signals, such as BUS communication, are transmitted without disruptions.
Improves signal stability:
Critical systems, such as alarm systems, fire alarms, cameras, and machine control, rely on flawless data transmission. Shielded cabling ensures reliable communication.
Provides fire protection:
The shield can also act as additional fire protection, increasing safety in case of a fire.
Common Types of Shielded Cables
STP (Shielded Twisted Pair):
Provides shielding for each pair of wires, which minimizes crosstalk.
FTP (Foiled Twisted Pair):
Contains a foil shield over all twisted pairs, offering moderate protection against interference.
F/UTP (Foiled Unshielded Twisted Pair):
Has an overall foil shield but no individual shielding for the pairs.
S/FTP (Screened Foiled Twisted Pair):
Features both individual foil shielding for each pair and an overall shield, providing maximum protection.
Applications of Shielded Cables
Data Communication
In data communication networks, shielded cables are essential for maintaining signal integrity over long distances and in environments with high electromagnetic interference. For instance, shielded twisted pair (STP) cables are used in Ethernet networks to prevent data loss and ensure reliable performance. Understanding what is shielded cable can help in selecting the right type for your specific needs.
Audio and Video Equipment
Shielded cables are crucial in audio and video equipment to prevent signal degradation and interference. High-quality audio cables, such as those used in professional sound systems or home theaters, often have shielding to ensure clear and accurate sound reproduction. Similarly, video cables with shielding help maintain high-resolution video signals without artifacts or distortion.
Industrial Applications
In industrial settings, shielded cables are used to connect machinery and control systems where electromagnetic interference from other equipment can be a problem. Shielding protects the signals from noise and ensures reliable operation of automated systems, sensors, and instrumentation.
Medical Equipment
Shielded cables are vital in medical equipment where signal accuracy and patient safety are paramount. They are used in devices like MRI machines, ultrasound equipment, and patient monitoring systems to ensure that electrical signals are free from interference, thus maintaining the reliability of diagnostic data.
Automotive Wiring
In modern vehicles, shielded cables are used to connect various electronic systems, including navigation, infotainment, and engine control units. The shielding helps protect the signals from interference caused by the vehicle's own electrical systems and external sources, ensuring proper operation of critical components.
Telecommunications
Shielded cables are employed in telecommunications networks to safeguard against interference from other signals and electronic devices. They are used in both fixed-line and mobile communication systems to maintain the quality and reliability of voice and data transmissions.
Layers of a Shielded Cable
Conductive Core:
This is the central part of the cable that actually carries the electrical current or signal. It's usually made of a conductive material like copper.
Insulating Layer:
Surrounding the conductive core is an insulating layer typically made of a thermoplastic polymer such as PVC or PE. This layer not only provides physical protection but also prevents electrical leakage.
Shielding material:
This is the characteristic layer for a shielded cable. It is made from conductive materials such as metal foil or braided wire mesh. The purpose of this layer is to provide an electrostatic shield, protecting the signals in the conductive core from electromagnetic interference.
Protective Outer Jacket:
The outermost layer of the cable, usually made of durable material like PVC, provides physical protection against environmental factors such as moisture, heat, and abrasion.
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FAQ
As one of the leading shielded cable manufacturers and suppliers in China, we warmly welcome you to wholesale cheap shielded cable for sale here from our factory. All customized products are with high quality and low price. Contact us for quotation and free sample.
Double Shielded Electrical Control Cable, Multi Cores PVC Insulation Shield Control Cable, Elevator Flat Cable