Temporary power
solution specialist
Tailored Solution for Your Specific Needs
Tailored Solution for Your Specific Needs
The temporary power distribution units market faces several challenges and opportunities, driven by the need for reliable and scalable power solutions in various sectors. As industries and event organizers increasingly rely on temporary power for operations and activities, the demand for efficient and robust power distribution units grows.
Our commitment to understanding industry-specific requirements and delivering tailored solutions ensures that our products not only meet but exceed the expectations of our clients. By integrating advanced technologies and durable materials, we ensure that our power distribution units provide seamless and uninterrupted power, enhancing operational efficiencies and safety across applications.
The temporary distribution box is a highly promising area for development. With the progression of urbanization, advances in technology and automation, the need for green energy and sustainable development, emergency power supply requirements, and the growth of outdoor activities and the entertainment industry, the temporary power industry is poised for significant growth. As countries continue to enhance safety standards for temporary power usage, the temporary distribution box sector will witness tremendous development potential.
For 25 years, J&HW Group has developed professional service capabilities in the design, development, manufacture, and testing of products ranging from cables, electrical plugs and sockets to finished distribution boxes. Till now, J&HW Group’s distribution boxes have been involved in construction and infrastructure, event planning and entertainment, emergency and disaster recovery, the rental market, solar power generation and wind energy projects, as well as the monitoring and management of smart networks. We provide customers with comprehensive customized solutions, from consulting to design, molding, and manufacturing.
How to Choose a Suitable Temporary Distribution Box?
Power Demand Range
Power demands in industrial and construction settings can vary significantly, typically ranging from 10 kW to 200 kW. This variation largely depends on the specific equipment in use. For example, high-power tools like welding machines, saws, and concrete mixers each have unique energy requirements. Smaller-scale equipment may only need around 10 kW, while larger, heavy-duty machinery can push demands closer to the 200 kW mark. These fluctuations necessitate reliable power sources and robust protection systems to ensure both safety and consistent performance, accommodating the diverse needs of different operational environments.
Protection Requirements
- Water and Dust Resistance:
The product is designed to withstand challenging outdoor environments, meeting rigorous IP ratings like IP65. This level of protection ensures that the device remains fully functional in harsh weather conditions, shielding it from dust infiltration and powerful water jets. It’s ideal for applications in unpredictable climates, ensuring reliable performance rain or shine. - Leakage Protection:
Safety is paramount. This device is equipped with Residual Current Devices (RCD) to detect and cut off any electrical leakages immediately, preventing potential electric shocks. This feature is crucial for protecting users and the device, especially in areas where electrical hazards might pose significant risks. - Overload Protection:
To ensure durability and safety under various load conditions, the device includes built-in overload protection mechanisms. These prevent damage caused by excessive current loads, allowing the device to operate smoothly without interruptions or risks of overheating. This feature extends the product’s lifespan and ensures safe performance during intense use. - Robust Housing:
Constructed from high-impact-resistant materials, the device’s housing is built to withstand knocks, drops, and harsh physical conditions. Its robust design protects internal components from accidental collisions, making it ideal for rugged outdoor applications and ensuring long-term durability in demanding environments.
Power Demand Range
In European industrial settings, power systems often operate at 380V, a standard voltage that supports a wide range of equipment. Power requirements can reach 200 kW or even higher, particularly in operations involving large equipment such as cranes, heavy machinery, and other energy-intensive tools. This high voltage and power capacity are essential for handling substantial loads efficiently, providing the stability and power consistency needed for heavy-duty applications. The infrastructure is therefore designed to accommodate these high demands, ensuring both operational efficiency and safety for complex industrial tasks.
Protection Requirements
- Secure Installation:
Distribution boxes must be installed with precision, ensuring they are securely fixed and levelled. This stability is crucial to prevent any movement or tipping, especially in busy or high-vibration environments. Proper installation not only protects the equipment but also enhances safety by reducing the risk of accidental dislodgment or damage from external forces. - Short Circuit Protection:
To safeguard against electrical mishaps, the distribution boxes are equipped with advanced short circuit protection devices. These systems are designed to immediately detect and interrupt short circuits, preventing potential accidents and protecting both equipment and personnel from harm. This essential feature enhances operational safety in unpredictable environments. - Physical Protection:
In high-risk areas, additional physical security measures can be implemented. Installing fencing or protective guards around distribution boxes helps to restrict unauthorized access and accidental contact. This added layer of protection is particularly important in public or high-traffic areas, ensuring that only authorized personnel can access the equipment and reducing potential safety hazards.
Power Demand Range
In applications involving lighting, camera equipment, and sound systems, power demands generally range from 10 kW to 100 kW. These requirements cover the essential equipment for events, film productions, or installations where consistent and reliable power is critical. Lighting setups and high-definition camera systems often demand steady energy supplies, while sound systems require additional power to maintain audio quality. This range ensures flexibility and sufficient power for diverse setups, supporting both small-scale and larger, more energy-intensive configurations.
Protection Requirements
- Multiple Power Isolation:
To prevent interference or potential damage to sensitive equipment, it’s essential to maintain isolation between power supply lines. This isolation helps to reduce electrical noise, ensures stable power flow, and minimizes the risk of cross-line interference, which is especially important in setups with various types of equipment operating simultaneously. Proper isolation protects both the equipment and personnel, supporting reliable performance and operational safety. - Lighting Equipment Protection:
High-power lighting equipment demands specific considerations for safe and stable power distribution. Special measures should be implemented to accommodate these high-energy loads, such as dedicated circuits or reinforced connectors, ensuring consistent performance without risk of overloading. This setup is crucial to maintain lighting stability, especially in environments where interruptions can disrupt work or events. - Emergency Cut-off Device:
An emergency stop button is a vital safety feature, providing a rapid shutdown option in case of an accident or equipment malfunction. This quick power disconnection capability allows operators to address unforeseen issues immediately, minimizing risks to both personnel and equipment. Accessible and clearly marked, the emergency stop device is essential in high-risk setups, providing an additional layer of security and peace of mind.
Power Demand Range
In environments such as exhibitions and events, power demands typically range from 5 kW to 50 kW, primarily to support lighting, sound systems, and various display equipment. This range accommodates both small and large setups, providing enough power for high-quality lighting, clear audio, and reliable operation of interactive or visual displays. By meeting these power needs, the setup ensures a seamless and engaging experience, with stable performance across all essential equipment.
Protection Requirements
- Fire Protection Design:
All materials used in the system are selected for their fire-resistant properties, significantly reducing the risk of fire hazards. This careful choice of materials ensures an added layer of safety, particularly in environments where electrical equipment operates continuously. By using fire-resistant components, the design prioritizes user safety and minimizes potential fire risks, supporting compliance with safety standards. - Proper Grounding:
Effective grounding is a critical safety feature, with both the distribution box and connected equipment grounded to prevent electrical leakage. This grounding setup not only protects users from electric shock but also enhances overall system stability, reducing the risk of short circuits or other electrical issues. Proper grounding ensures safe operation, especially in areas with high electrical demands. - Good Ventilation:
The distribution box is designed with adequate ventilation to promote efficient heat dissipation. This ventilation helps prevent overheating during extended use, ensuring that internal components stay within safe temperature ranges. By maintaining optimal temperatures, this design feature extends equipment longevity and enhances reliability, even in high-demand environments where continuous operation is required.
Power Demand Range
In exhibition and event settings, typical power demands range from 5 kW to 50 kW, primarily supporting lighting, sound systems, and various exhibition equipment. This range accommodates the needs of smaller setups as well as more complex displays that require additional energy. Reliable power supply within this range ensures stable operation of essential equipment, maintaining lighting quality, sound clarity, and overall functionality, which are critical for a smooth and engaging exhibition experience.
Protection Requirements
- Quick Installation and Disassembly:
The design is optimized for quick and hassle-free setup and takedown, enabling easy movement and efficient installation. This flexibility is essential for environments requiring rapid response times, allowing teams to adapt quickly to changing needs or locations without compromising stability. Such a design ensures minimal downtime and supports smooth transitions in dynamic settings. - Stable and Reliable Power Supply:
A stable, interference-free power supply is critical for maintaining equipment reliability, especially in high-performance environments. By minimizing power fluctuations and electrical noise, the system ensures consistent operation, reducing the risk of interruptions or malfunctions. This reliability is particularly important for sensitive equipment, enhancing overall performance and longevity in demanding conditions.
Power Demand Range
In irrigation systems, power needs generally fall between 5 kW to 30 kW, primarily depending on the type and scale of equipment used, such as pumps and supplementary irrigation machinery. This range supports a variety of setups, from smaller pumps to larger, more energy-intensive systems designed for extensive coverage. Ensuring a reliable power supply within this range is crucial to maintaining consistent water flow and pressure, ultimately supporting effective irrigation and optimizing resource use across different agricultural and landscaping applications.
Protection Requirements
- Corrosion-resistant Materials: To ensure durability and longevity, all components are constructed from corrosion-resistant materials. These materials are specially selected to withstand the harsh effects of soil, fertilizers, and other environmental factors that can lead to rust and degradation over time. This resistance is vital in agricultural settings, where exposure to moisture and chemicals is frequent, helping to maintain equipment performance and reducing maintenance needs.
- Water Ingress Prevention: The design includes thorough sealing and protective barriers to prevent any risk of water entering electrical components. This water ingress protection is essential in irrigation systems, as it safeguards the electrical parts from moisture, ensuring reliable and safe operation even in wet or humid environments. By keeping the electrical system dry, this feature significantly reduces the risk of electrical failures, enhancing the overall safety and lifespan of the equipment.
Power Demand Range
In settings primarily utilizing lighting and basic electrical equipment, typical power needs range from 5 kW to 30 kW. This power range supports essential functions, ensuring reliable illumination and the operation of fundamental electrical devices without overloading the system. It’s designed to accommodate various configurations, offering flexibility for both smaller setups and slightly more demanding applications while maintaining a stable and consistent power supply.
Protection Requirements
- Water and Moisture Resistance:
To ensure durability and safety, all internal electrical components are effectively shielded from moisture and water exposure, a critical feature for outdoor applications. This protective design prevents moisture infiltration, safeguarding the equipment’s functionality and extending its lifespan even in wet or humid conditions. Such protection is essential for maintaining reliable performance in outdoor environments, reducing the risk of water-related damage. - Multiple Protection Design:
The system incorporates a comprehensive, multi-layered protection design to guarantee safe operation. This includes temperature control to prevent overheating, overload protection to guard against excessive current, and short circuit protection to avert electrical accidents. Together, these safety features work seamlessly to create a reliable and resilient setup, ensuring continuous, safe operation even under challenging conditions.
Power Demand Range
Power demands typically fall between 10 kW to 60 kW, depending on the specific equipment in operation. This range provides the flexibility to accommodate a variety of devices, from moderate-power tools to more energy-intensive machinery. Ensuring adequate power within this range supports efficient performance, meeting the requirements of diverse equipment setups while maintaining stability and reliability across applications.
Protection Requirements
- Weather-resistant Design:
The equipment is engineered to withstand challenging weather conditions, ensuring stable performance even in wind and rain. This robust design helps maintain functionality in various outdoor environments, reducing the risk of downtime and protecting sensitive components from weather-related wear and tear. The weather-resistant construction enhances reliability, making it suitable for long-term use in unpredictable climates. - Youth and Public Safety Protection:
To enhance safety, warning signs are strategically placed to clearly mark risk areas, deterring unauthorized access and ensuring public awareness of potential hazards. This protective measure is especially important in areas accessible to youth and the general public, helping prevent accidents and ensuring that only trained personnel operate or approach the equipment.
How to Choose a Suitable Temporary Distribution Box?
Construction Sites
Power Demand Range
Power demands in industrial and construction settings can vary significantly, typically ranging from 10 kW to 200 kW. This variation largely depends on the specific equipment in use. For example, high-power tools like welding machines, saws, and concrete mixers each have unique energy requirements. Smaller-scale equipment may only need around 10 kW, while larger, heavy-duty machinery can push demands closer to the 200 kW mark. These fluctuations necessitate reliable power sources and robust protection systems to ensure both safety and consistent performance, accommodating the diverse needs of different operational environments.
Protection Requirements
- Water and Dust Resistance:
The product is designed to withstand challenging outdoor environments, meeting rigorous IP ratings like IP65. This level of protection ensures that the device remains fully functional in harsh weather conditions, shielding it from dust infiltration and powerful water jets. It’s ideal for applications in unpredictable climates, ensuring reliable performance rain or shine. - Leakage Protection:
Safety is paramount. This device is equipped with Residual Current Devices (RCD) to detect and cut off any electrical leakages immediately, preventing potential electric shocks. This feature is crucial for protecting users and the device, especially in areas where electrical hazards might pose significant risks. - Overload Protection:
To ensure durability and safety under various load conditions, the device includes built-in overload protection mechanisms. These prevent damage caused by excessive current loads, allowing the device to operate smoothly without interruptions or risks of overheating. This feature extends the product’s lifespan and ensures safe performance during intense use. - Robust Housing:
Constructed from high-impact-resistant materials, the device’s housing is built to withstand knocks, drops, and harsh physical conditions. Its robust design protects internal components from accidental collisions, making it ideal for rugged outdoor applications and ensuring long-term durability in demanding environments.
Engineering Projects
Power Demand Range
In European industrial settings, power systems often operate at 380V, a standard voltage that supports a wide range of equipment. Power requirements can reach 200 kW or even higher, particularly in operations involving large equipment such as cranes, heavy machinery, and other energy-intensive tools. This high voltage and power capacity are essential for handling substantial loads efficiently, providing the stability and power consistency needed for heavy-duty applications. The infrastructure is therefore designed to accommodate these high demands, ensuring both operational efficiency and safety for complex industrial tasks.
Protection Requirements
- Secure Installation:
Distribution boxes must be installed with precision, ensuring they are securely fixed and levelled. This stability is crucial to prevent any movement or tipping, especially in busy or high-vibration environments. Proper installation not only protects the equipment but also enhances safety by reducing the risk of accidental dislodgment or damage from external forces. - Short Circuit Protection:
To safeguard against electrical mishaps, the distribution boxes are equipped with advanced short circuit protection devices. These systems are designed to immediately detect and interrupt short circuits, preventing potential accidents and protecting both equipment and personnel from harm. This essential feature enhances operational safety in unpredictable environments. - Physical Protection:
In high-risk areas, additional physical security measures can be implemented. Installing fencing or protective guards around distribution boxes helps to restrict unauthorized access and accidental contact. This added layer of protection is particularly important in public or high-traffic areas, ensuring that only authorized personnel can access the equipment and reducing potential safety hazards.
Film and Television Shooting
Power Demand Range
In applications involving lighting, camera equipment, and sound systems, power demands generally range from 10 kW to 100 kW. These requirements cover the essential equipment for events, film productions, or installations where consistent and reliable power is critical. Lighting setups and high-definition camera systems often demand steady energy supplies, while sound systems require additional power to maintain audio quality. This range ensures flexibility and sufficient power for diverse setups, supporting both small-scale and larger, more energy-intensive configurations.
Protection Requirements
- Multiple Power Isolation:
To prevent interference or potential damage to sensitive equipment, it’s essential to maintain isolation between power supply lines. This isolation helps to reduce electrical noise, ensures stable power flow, and minimizes the risk of cross-line interference, which is especially important in setups with various types of equipment operating simultaneously. Proper isolation protects both the equipment and personnel, supporting reliable performance and operational safety. - Lighting Equipment Protection:
High-power lighting equipment demands specific considerations for safe and stable power distribution. Special measures should be implemented to accommodate these high-energy loads, such as dedicated circuits or reinforced connectors, ensuring consistent performance without risk of overloading. This setup is crucial to maintain lighting stability, especially in environments where interruptions can disrupt work or events. - Emergency Cut-off Device:
An emergency stop button is a vital safety feature, providing a rapid shutdown option in case of an accident or equipment malfunction. This quick power disconnection capability allows operators to address unforeseen issues immediately, minimizing risks to both personnel and equipment. Accessible and clearly marked, the emergency stop device is essential in high-risk setups, providing an additional layer of security and peace of mind.
Event Planning and Exhibitions
Power Demand Range
In environments such as exhibitions and events, power demands typically range from 5 kW to 50 kW, primarily to support lighting, sound systems, and various display equipment. This range accommodates both small and large setups, providing enough power for high-quality lighting, clear audio, and reliable operation of interactive or visual displays. By meeting these power needs, the setup ensures a seamless and engaging experience, with stable performance across all essential equipment.
Protection Requirements
- Fire Protection Design:
All materials used in the system are selected for their fire-resistant properties, significantly reducing the risk of fire hazards. This careful choice of materials ensures an added layer of safety, particularly in environments where electrical equipment operates continuously. By using fire-resistant components, the design prioritizes user safety and minimizes potential fire risks, supporting compliance with safety standards. - Proper Grounding:
Effective grounding is a critical safety feature, with both the distribution box and connected equipment grounded to prevent electrical leakage. This grounding setup not only protects users from electric shock but also enhances overall system stability, reducing the risk of short circuits or other electrical issues. Proper grounding ensures safe operation, especially in areas with high electrical demands. - Good Ventilation:
The distribution box is designed with adequate ventilation to promote efficient heat dissipation. This ventilation helps prevent overheating during extended use, ensuring that internal components stay within safe temperature ranges. By maintaining optimal temperatures, this design feature extends equipment longevity and enhances reliability, even in high-demand environments where continuous operation is required.
Emergency Rescue and Post-Disaster Reconstruction
Power Demand Range
In exhibition and event settings, typical power demands range from 5 kW to 50 kW, primarily supporting lighting, sound systems, and various exhibition equipment. This range accommodates the needs of smaller setups as well as more complex displays that require additional energy. Reliable power supply within this range ensures stable operation of essential equipment, maintaining lighting quality, sound clarity, and overall functionality, which are critical for a smooth and engaging exhibition experience.
Protection Requirements
- Quick Installation and Disassembly:
The design is optimized for quick and hassle-free setup and takedown, enabling easy movement and efficient installation. This flexibility is essential for environments requiring rapid response times, allowing teams to adapt quickly to changing needs or locations without compromising stability. Such a design ensures minimal downtime and supports smooth transitions in dynamic settings. - Stable and Reliable Power Supply:
A stable, interference-free power supply is critical for maintaining equipment reliability, especially in high-performance environments. By minimizing power fluctuations and electrical noise, the system ensures consistent operation, reducing the risk of interruptions or malfunctions. This reliability is particularly important for sensitive equipment, enhancing overall performance and longevity in demanding conditions.
Field Irrigation
Power Demand Range
In irrigation systems, power needs generally fall between 5 kW to 30 kW, primarily depending on the type and scale of equipment used, such as pumps and supplementary irrigation machinery. This range supports a variety of setups, from smaller pumps to larger, more energy-intensive systems designed for extensive coverage. Ensuring a reliable power supply within this range is crucial to maintaining consistent water flow and pressure, ultimately supporting effective irrigation and optimizing resource use across different agricultural and landscaping applications.
Protection Requirements
- Corrosion-resistant Materials:
To ensure durability and longevity, all components are constructed from corrosion-resistant materials. These materials are specially selected to withstand the harsh effects of soil, fertilizers, and other environmental factors that can lead to rust and degradation over time. This resistance is vital in agricultural settings, where exposure to moisture and chemicals is frequent, helping to maintain equipment performance and reducing maintenance needs. - Water Ingress Prevention:
The design includes thorough sealing and protective barriers to prevent any risk of water entering electrical components. This water ingress protection is essential in irrigation systems, as it safeguards the electrical parts from moisture, ensuring reliable and safe operation even in wet or humid environments. By keeping the electrical system dry, this feature significantly reduces the risk of electrical failures, enhancing the overall safety and lifespan of the equipment.
Temporary Facility Construction
Power Demand Range
In settings primarily utilizing lighting and basic electrical equipment, typical power needs range from 5 kW to 30 kW. This power range supports essential functions, ensuring reliable illumination and the operation of fundamental electrical devices without overloading the system. It’s designed to accommodate various configurations, offering flexibility for both smaller setups and slightly more demanding applications while maintaining a stable and consistent power supply.
Protection Requirements
- Water and Moisture Resistance:
To ensure durability and safety, all internal electrical components are effectively shielded from moisture and water exposure, a critical feature for outdoor applications. This protective design prevents moisture infiltration, safeguarding the equipment’s functionality and extending its lifespan even in wet or humid conditions. Such protection is essential for maintaining reliable performance in outdoor environments, reducing the risk of water-related damage. - Multiple Protection Design:
The system incorporates a comprehensive, multi-layered protection design to guarantee safe operation. This includes temperature control to prevent overheating, overload protection to guard against excessive current, and short circuit protection to avert electrical accidents. Together, these safety features work seamlessly to create a reliable and resilient setup, ensuring continuous, safe operation even under challenging conditions.
Outdoor Construction and Maintenance
Power Demand Range
Power demands typically fall between 10 kW to 60 kW, depending on the specific equipment in operation. This range provides the flexibility to accommodate a variety of devices, from moderate-power tools to more energy-intensive machinery. Ensuring adequate power within this range supports efficient performance, meeting the requirements of diverse equipment setups while maintaining stability and reliability across applications.
Protection Requirements
- Weather-resistant Design:
The equipment is engineered to withstand challenging weather conditions, ensuring stable performance even in wind and rain. This robust design helps maintain functionality in various outdoor environments, reducing the risk of downtime and protecting sensitive components from weather-related wear and tear. The weather-resistant construction enhances reliability, making it suitable for long-term use in unpredictable climates. - Youth and Public Safety Protection:
To enhance safety, warning signs are strategically placed to clearly mark risk areas, deterring unauthorized access and ensuring public awareness of potential hazards. This protective measure is especially important in areas accessible to youth and the general public, helping prevent accidents and ensuring that only trained personnel operate or approach the equipment.
One Stop Services
from Design to Complete Products
One Stop Services from Design to Complete Products
Cases Study
Cases Study
