Wire harness manufacturewhobe calledascable assembly manufacture or cable harness companies that specialized in custom wire harness and assembled cable for different field, such as electronic, telecommunication, homa-appliance machine or security.
Wire harness manufacture custom assembled cable and wire harness baisc on custom drawing, specification or samples which show the material about connector model and wire kinds, also connector number and wire AWG, last will be the wire contacting between all connectors and length, so that Wire harness manufacture can get all information and produce sample and mass product for customer.
Wire harness manufacture not just a maker but a creator, we can support design service if you didn't know the detail or how to build your assembled cable and wire harness, you just need to tell us your idea and using environment, we will choose the target material and using for you.
Which factor affect cable asssembly using? it indlucing pitch, contacting and environment and so on.
1.Pitch
A good cable assembly or wiring harnesspitch and pins should match the wafer or connector between wire and PCB board. Too big, it;s easy to slip out when you are using, the current will break over; too small, it can't be connectted together and used.
2.Contacting
When we are customizing wiring harness or customizing cable assembly, we should obey the currect and contacting request, can't miss anyone or take a wrong leading for current, it will broken your machine.For example, the contacting request 1-1, 2-2, 3-3, but you contact 1-3,2-2,3-1, then it maybe get a fire and burn all making.
3.Environment
Electrical wiring harnessusing should comply with environment when you are using. In a cold country or environment, the wire request to balance -30 to 70 degree in your special using; opposite, it should take 150-300 degree in high tempeture environment.
Composite insulator and polymer insulator are two common types of insulators used in electrical power systems. While they serve the same purpose of insulating electrical conductors, they differ in their construction materials and designs. Understanding the disparities between these two types of insulators is crucial for selecting the most suitable option for specific applications.
Composite Insulators:
Composite insulators are made up of two main components: a core made of fiberglass reinforced rod and an outer sheath made of silicone rubber or other suitable materials. These insulators are designed to withstand high mechanical loads and harsh environmental conditions. The core provides mechanical strength and rigidity, while the outer sheath protects the core from environmental factors such as UV radiation, pollution, and moisture.
One of the most common types of composite insulators is the composite suspension insulator, which is widely used in overhead transmission lines. These insulators are lightweight, durable, and resistant to electrical tracking and erosion. They offer excellent performance in polluted environments and have a long service life compared to traditional porcelain insulators.
Polymer Insulators:
Polymer insulators, also known as silicone rubber insulators, are made entirely of silicone rubber material without any fiberglass core. These insulators are lightweight, flexible, and resistant to environmental factors such as pollution, UV radiation, and moisture. They offer excellent electrical insulation properties and are widely used in medium and high voltage applications.
Polymer insulators are easy to install and maintain due to their lightweight nature, making them cost-effective solutions for overhead transmission and distribution lines. They have a smooth surface that prevents the accumulation of pollutants and reduces the risk of flashovers and outages.
Differences Between Composite and Polymer Insulators:
Construction Material: The primary difference between composite and polymer insulators lies in their construction materials. Composite insulators have a fiberglass core, while polymer insulators are made entirely of silicone rubber.
Mechanical Strength: Composite insulators typically have higher mechanical strength due to the presence of a fiberglass core. They are better suited for applications with high mechanical loads, such as overhead transmission lines.
Environmental Resistance: Both types of insulators offer excellent resistance to environmental factors such as pollution, UV radiation, and moisture. However, polymer insulators may have a slight edge in terms of resistance to tracking and erosion due to their homogeneous construction.
Weight and Flexibility: Polymer insulators are generally lighter and more flexible than composite insulators due to their lack of a fiberglass core. This makes them easier to handle during installation and maintenance.
While both composite and polymer insulators offer excellent performance in electrical insulation, they differ in construction materials, mechanical strength, and flexibility. The choice between these two types of insulators depends on the specific requirements of the application. For high mechanical load applications, composite insulators may be preferred, while polymer insulators are suitable for medium and high voltage applications requiring lightweight and flexible insulation solutions.
If you are looking for a reliable 24kV polymer insulator supplier offering a wide range of composite and polymer insulators, consider exploring reputable manufacturers in the industry. They can provide tailored solutions to meet your specific needs and ensure reliable performance in your electrical power systems.
In the field of telecommunications, "COW" stands for "Cell on Wheels." A Cell on Wheels is a portable mobile cell site that can be quickly deployed to provide temporary wireless network coverage in areas where there is either no existing coverage or where additional capacity is needed temporarily. Here's a breakdown of the term and its significance:
1. Cell: In the context of telecommunications, a "cell" refers to a geographic area covered by a wireless network. Each cell is served by a base station, which facilitates communication between mobile devices and the network infrastructure.
2. on Wheels: "On Wheels" refers to the mobility of the Cell on Wheels unit. It is typically mounted on a trailer, truck, or other mobile platform, allowing it to be easily transported and deployed as needed.
The Cell on Wheels concept allows telecommunication providers to rapidly address coverage gaps or increased demand in specific areas. Here are some key features and applications of Cell on Wheels:
1. Rapid Deployment: COWs are designed for quick setup and deployment, allowing telecommunication providers to respond rapidly to emergencies, special events, or network outages. They can be transported to a site, positioned, and operational within a short period.
2. Temporary Coverage: COWs are typically used to provide temporary coverage in areas where permanent infrastructure is not yet in place or where additional capacity is needed temporarily. Examples include remote or rural areas, disaster-stricken regions, or crowded events like concerts or sports competitions.
3. Flexibility: COWs can support various wireless technologies and network standards, such as 2G, 3G, 4G LTE, and even 5G, depending on the equipment installed. They can be customized to accommodate different frequency bands and network requirements.
4. Equipment and Infrastructure: A typical COW setup includes a telescoping or extendable tower or mast to elevate the antennas, base station equipment, power supply units, and necessary backhaul connectivity. COWs can be equipped with multiple antennas to provide coverage in different directions or sectors.
5. Temporary Backhaul Connectivity: COWs require a temporary backhaul connection to connect the mobile site to the core network. This can be achieved through methods like satellite links, microwave links, or temporary wired connections.
Cell on Wheels units serve as a flexible solution for extending wireless network coverage and capacity in temporary or underserved areas. They play a crucial role in maintaining communication services during emergencies, facilitating connectivity at events, and bridging coverage gaps as telecommunication infrastructure is being developed or repaired.
Fiber to the Home (FTTH) is a communication technology that involves the transmission of signals directly to users' homes via optical fibers. Compared to traditional copper cable connections, FTTH offers higher bandwidth, faster transmission speeds, and longer transmission distances. In recent years, due to the rapid growth of internet applications and the increasing demand for high-speed broadband, FTTH has emerged as the mainstream choice for broadband access.
FTTH networks primarily utilize two types of architectures: Passive Optical Network (PON) and Active Optical Network (AON). PON systems rely on passive splitters to distribute optical signals without the need for powered equipment, while AON systems utilize active devices such as switches and routers to amplify and distribute the signals.
Main Implementation Methods of FTTH Networks: PON and AON
FTTH networks primarily utilize two implementation methods: Passive Optical Network (PON) and Active Optical Network (AON). These two technologies differ significantly in network architecture, key components, and application scenarios.
Passive Optical Networks (PON)
Passive Optical Network (PON) is a type of fiber optic network that operates without the need for active intermediary devices such as amplifiers or switches.
In PON system, the Optical Line Terminal (OLT) is situated at the service provider's end and connects through fiber optics to multiple Optical Network Units (ONU) or Optical Network Terminals (ONT). The distribution of optical signals between these components is managed by passive splitters. PON systems are known for their low cost and simple maintenance, making them widely used in FTTH networks.
Active Optical Network (AON)
Active Optical Network (AON) relies on active intermediary devices such as switches and routers to amplify and distribute optical signals.
In AON system, each user has an individual fiber connection to a central switch or router, allowing for higher bandwidth and more flexible quality of service management. Although the initial setup costs for AON system are higher and maintenance is more complex, its performance and service quality advantages make it competitive for high-end applications.
Passive Optical Networks (PON)
Passive Optical Network (PON) is a fiber-optic access network that operates without the need for any active intermediary devices, such as amplifiers or switches. The core component of a PON system is the passive splitter, which distributes optical signals from the Optical Line Terminal (OLT) to multiple Optical Network Units (ONU) or Optical Network Terminals (ONT). The absence of active amplification and forwarding devices makes the PON system simple in structure, low in cost, and easy to maintain.
In PON system, the OLT is located at the service provider’s central office, where it is responsible for transmitting data to each user’s ONU. The optical signals are distributed using a passive splitter that allocates the signal from a single fiber optic to multiple user terminals. This point-to-multipoint structure allows for efficient use of fiber resources.
PON systems typically employ Time Division Multiple Access (TDMA) technology for data transmission. In the downstream direction, the OLT divides data into multiple time slots, each allocated to a different ONU. In the upstream direction, each ONU transmits data in its designated time slot as scheduled by the OLT, optimizing the data flow within the network.
Currently, there are several standards within Passive Optical Network (PON) technology, with the most prominent being GPON (Gigabit-capable PON) and EPON (Ethernet PON). These two standards exhibit significant differences in their technical characteristics, application scenarios, and performance metrics.
Active Optical Network (AON)
Active Optical Networks (AON) are point-to-point fiber access networks that rely on active devices like switches and routers for signal amplification and distribution. Unlike Passive Optical Networks (PON), AON uses active components to manage and handle optical signals, providing higher bandwidth and more flexible quality of service management.
In AON system, each user has a dedicated fiber connection to a central switch or router. The central device is responsible for distributing data to all users and receiving data uploaded from them. This point-to-point topology ensures that each user enjoys dedicated fiber bandwidth, avoiding the issues of bandwidth sharing common in other systems.
AON typically employs Ethernet technology, utilizing Ethernet switches for data forwarding and management. Due to the maturity and widespread use of Ethernet technology, AON systems are highly compatible and easy to use.
PON vs AON
Network Architectures
PON Architecture：
Point-to-Multipoint：PON uses a point-to-multipoint architecture where the Optical Line Terminal (OLT) distributes optical signals to multiple Optical Network Units (ONU) or Optical Network Terminals (ONT) via passive splitters.
Passive Components：Splitters in PON are passive components that require no power supply or maintenance, reducing operational and maintenance costs.
Centralized Management：PON operates with centralized management where all management and control functions are concentrated at the OLT, simplifying network management and configuration.
AON Architecture：
Point-to-Point：AON employs a point-to-point architecture where each user has an independent fiber connection to a central switch or router.
Active Components：AON relies on active devices such as switches and routers to amplify and distribute signals, requiring power supply and regular maintenance.
Distributed Management：AON uses distributed management where network management and control functions are spread across various active devices, providing higher flexibility and scalability.
Bandwidth
PON：Due to its point-to-multipoint structure, multiple users share the total bandwidth from the OLT. This can lead to bandwidth competition during peak times. Typical GPON systems offer a downstream rate of 2.5 Gbps and an upstream rate of 1.25 Gbps, while EPON systems have symmetric rates of 1 Gbps.
AON：AON provides dedicated fiber bandwidth to each user, offering higher transmission rates and more stable performance. Ethernet AON can deliver bandwidths up to 10 Gbps or higher.
Latency
PON：The passive splitters in PON do not introduce additional latency. However, the Time Division Multiple Access (TDMA) mechanism in the upstream link might introduce some latency due to bandwidth sharing among multiple users.
AON：Active devices in AON introduce some processing delay, but since each user has dedicated bandwidth, the overall latency is lower and more stable.
Transmission Distance
PON：The transmission distance in PON is limited to about 20 kilometers due to the insertion loss of passive splitters. Extending this distance is possible with the addition of repeaters but at an increased cost and complexity.
AON：AON relies on active devices to amplify and relay signals, allowing for longer transmission distances suitable for extensive coverage areas.
Cost
PON：The use of passive components like splitters in PON reduces initial construction costs and operational expenses, making it suitable for large-scale deployments and cost-sensitive applications.
AON：AON's use of active devices like switches and routers results in higher initial construction and operational costs, suitable for scenarios requiring high bandwidth and high service quality assurance.
Maintenance
PON：With no active devices in the middle network, passive components in PON require no maintenance, reducing operational and maintenance costs.
AON：Active devices in AON require regular maintenance and power supply, increasing operational and maintenance costs but offering higher management flexibility and service quality assurance.
Application
PON：
Residential Broadband Access：PON's simple structure, low cost, and easy maintenance make it suitable for large-scale residential broadband access.
Small and Medium Enterprise Access：For small and medium enterprises with moderate bandwidth needs, PON provides a cost-effective broadband access solution.
Convergence of Voice, Video, and Data Services：PON supports multiple service types, suitable for scenarios requiring the integration of voice, video, and data.
AON：
Enterprise Broadband Access：AON offers high bandwidth, low latency, and high-quality service assurance, suitable for enterprise-level applications requiring high bandwidth and quality.
Data Center Interconnection：AON's point-to-point architecture and high bandwidth capabilities make it ideal for high-speed interconnections between data centers.
Long-Distance Transmission：AON can amplify and relay signals through active devices, suitable for scenarios requiring long-distance, high-bandwidth transmissions.
In today's highly connected world, managing and protecting electrical cables in our homes, offices, and industrial environments is more important than ever. Enter the unsung hero of cable management: the electrical cable sleeve. These handy tools keep your cables organized and protect them from damage, wear, and environmental hazards.
An electrical cable sleeve is a flexible, protective covering that encases electrical wires and cables. It helps bundle multiple cables together, protecting them from physical damage, abrasion, chemicals, moisture, and electromagnetic interference. Cable sleeves come in various materials, sizes, and designs to suit different applications and environments.
Types of Electrical Cable Sleeves
1. Braided Sleeves: Made from materials like PET (polyethylene terephthalate), our PET expandable braided sleeves, these sleeves are highly flexible and expandable, making them ideal for protecting cables of varying diameters. They offer excellent abrasion resistance and are used in automotive, marine, and industrial applications.
2. Heat Shrink Tubing: This type of sleeve shrinks when heat is applied, tightly conforming to the shape of the enclosed cables. Heat shrink tubing is excellent for providing a secure, moisture-resistant seal and is commonly used in electrical repairs and insulation.
3. Spiral Wraps: Made from plastic or nylon, spiral wraps are easy to install and allow for cables to exit at any point along the sleeve. These are perfect for organizing cables in dynamic environments where reconfiguration is frequent.
4. Split Loom Tubing: Featuring a slit along its length, split loom tubing allows for easy insertion of cables. It provides robust protection against abrasion and is widely used in automotive and industrial applications.
5. Back-to-back: Hook and loop is a highly practical tool that is widely used in various environments such as home, office, and industry. It is designed so that both sides can be bonded, and this unique feature makes it very convenient and efficient in various scenarios.
PET braided sleeving is widely used in various fields due to its excellent durability, flexibility and protective properties. Whether it is cable protection in industrial environments or cable management in home and office environments, PET braided sleeving provides the ideal solution. This article will explore the application of PET braided sleeving in different scenarios, demonstrating its versatility and practicality.
1. Home and Office
Cable management and organization:
In homes and offices, cluttered cables are not only aesthetically pleasing but can also pose safety hazards. PET braided sleeves can effectively organize and manage cables, neatly storing multiple cables together and keeping the environment tidy. Our newly launched cable management tube can be freely adjusted in length and can be used in lifting desks, etc. to manage wire harnesses.
2. Cars and ships
Cable protection:
In cars and ships, cables are subject to challenges such as high temperatures, moisture, vibration and mechanical wear. PET high flame retardant braided sleevinghas good high temperature resistance and wear resistance, which can effectively protect the cable and extend its service life.
For example, PET braided sleeving can be used inside the engine compartment, dashboard and car body to ensure the safe operation of cables under harsh conditions.
Noise suppression:
Some PET braided sleevings have noise suppression functions, which can reduce friction noise between cables, like noise reduction braided sleevingimproves the quietness of vehicles and ships, and provide a more comfortable ride experience.
3. Industrial automation
Machinery and equipment protection:
In the field of industrial automation, cables need to face complex working environments, including mechanical wear, chemical corrosion, high temperature and high pressure, etc. PET braided casing can provide comprehensive protection for cables and ensure stable operation of equipment.
For example, cable management in industrial robots, automated production lines and machine tool equipment can all use PET braided sleeves to prevent cable damage and failure.
4. Aerospace
Fireproof and high temperature resistant:
The aerospace field has extremely strict requirements on the fire resistance and high temperature resistance of cables. PET braided sleeving meets these high standards, providing excellent cable protection and ensuring flight safety.
For example, cables in aircraft electrical systems, control systems and communication systems can all use PET braided sleeves to prevent damage to the cables from fire and high temperature.
Conclusion
PET braided sleeves are widely used in homes, offices, automobiles, ships, industrial automation, aerospace, and data centers due to their versatility and excellent performance. Whether it is for cable management, aesthetics and tidiness, or for safety protection and equipment maintenance, PET braided sleeving is an ideal choice. Through the rational use of PET braided sleeving, the service life of the cable and the overall reliability of the system can be effectively improved, creating a safer, neater and more efficient working and living environment.
In today’s increasingly digital world, connectors are a critical component that needs little explanation but is ubiquitous. They play an important role in connecting circuit board components together, and are inseparable from electronic equipment to automobiles, aerospace, medical equipment and other fields. This article will explore the development history, application areas and future potential of connectors.
The history of connectors can be traced back to the early telegraph and telephone lines, when they were primarily used to transmit telecommunications signals. With the rapid development of electronic technology, connectors are constantly evolving and improving to adapt to changing needs. From the earliest pin connectors to today's crimp, flat ribbon and high-speed digital connectors, the form and performance of connectors have changed dramatically. The application of new materials and innovation in processes have enabled connectors to continuously improve in terms of connection performance, reliability and adaptability.
Connectors are widely used in the field of electronic equipment, such as computers, mobile phones, tablets and other consumer electronics products. They play an important role in connecting various components together and transmitting data and power. At the same time, in the automotive industry, connectors also play a key role. Modern cars contain a large number of electronic control units and sensors, and connectors connect these devices and transfer data and power. The fields of aerospace and medical equipment are also inseparable from the application of connectors, which ensure the efficient operation and safety performance of the equipment.
The connector industry is facing a series of challenges and opportunities. On the one hand, with the development of the Internet of Things, 5G communications and artificial intelligence, the demand for connectors will further increase. New connectors such as high-density connectors, high-speed transmission connectors and waterproof connectors will be more widely used. On the other hand, the reliability and durability of connectors are also issues that the industry needs to solve. Since connectors work in harsh environments, such as high temperature, vibration and moisture, higher requirements are placed on the performance and reliability of connectors. Therefore, connector manufacturers must continue to innovate to provide more reliable, durable and high-performance products.
In the future, the connector industry will face more technological breakthroughs and development opportunities. With the continuous advancement of artificial intelligence, machine learning and autonomous driving technology, connectors will play an even more important role in fields such as smart cars, industrial automation and smart homes. At the same time, new technologies such as micro connectors, flexible connectors and wireless connectors will also change the form and application of traditional connectors.
Overall, connectors are a ubiquitous and critical component of modern technology. They play an important role in electronic equipment, automobiles, aerospace and medical fields. The connector industry faces challenges and opportunities and requires continuous innovation and improvement of product performance. As technology continues to advance, connectors will continue to evolve and play a role in more application scenarios. The development of connectors will promote technological progress in various industries and bring people a more convenient, safer and smarter life.
Braided sleeving is essential in cable management, providing protection, organization, and a neat appearance for wiring and cables. Whether you are an electronics enthusiast, a professional installer, or simply looking to spruce up your home office, choosing the right size braided cover is crucial to achieving optimal results. Here’s a comprehensive guide to help you make the right choice.
1. Measure Your Cable Bundle
The first step in choosing the correct size is to measure the diameter of the cable bundle you intend to sleeve. Here’s how to do it:
Single Cable: Measure the diameter of a single cable using a caliper or ruler.
Multiple Cables: If bundling multiple cables, group them and measure the total diameter. It may be helpful to use a flexible measuring tape for irregular shapes.
2. Consider the Expandability
Braided sleeving often has expandable properties, meaning it can stretch to accommodate a range of diameters.For example, our PET expandable braided sleeve can expand to 1.5 times its resting state.Check the manufacturer’s specifications for the sleeving’s minimum and maximum diameters to ensure it fits your cable bundle comfortably.
3. Account for Connectors and Plugs
If your cables have large connectors or plugs at the ends, ensure the braided sleeving can expand enough to slide over these components. You might need to choose a sleeving with a larger diameter to accommodate these parts without excessive stretching.
4. Review Product Specifications
Once you have your measurements and have selected a material, review the product specifications carefully. Look for:
Diameter Range: Ensure the sleeving can comfortably fit your cable bundle.
Length: Determine how much sleeving you need based on the total length of the cables.
Temperature and Chemical Resistance: Consider the environment where the sleeving will be used.
5. Choose the Appropriate Material
Braided sleeving comes in various materials, each suited for different environments and requirements:
PET (Polyethylene Terephthalate): Like our PET expandable braided sleeve,which is commonly used, offering good abrasion resistance and expandability.
Nylon: For example, nylon self-rolling braided mesh tubeprovides excellent durability and heat resistance, suitable for high-stress environments.
Metallic: Often used for electromagnetic interference (EMI) shielding, our EMI Tinned Copper Metal Braided Cable Sleeve is better for shielding against electromagnetic interference.
6. Test Fit
Before finalizing your choice, it’s a good idea to test fit a small section of the braided sleeving. This will confirm that the size is appropriate and that you can easily install it over your cables.
7. Additional Tips
Cutting and Fraying: When cutting braided sleeving, use a hot knife or melt the ends with a lighter to prevent fraying.
Ease of Installation: If dealing with long cable runs, consider using a sleeving tool or kit for easier application.
