5kVA Completely self-protected(CSP) Single Phase pole Mounted transformer
NPC ELECTRIC the production of the 5kVA Completely self-protected(CSP) Single Phase pole Mounted transformer is designed for reliable and efficient distribution of electrical power in residential and light commercial applications. Built to withstand harsh outdoor conditions, this transformer is equipped with a self-protection system that eliminates the need for external protection devices, offering enhanced safety and durability. The CSP feature ensures that the transformer can handle internal faults such as short circuits or overloads without causing damage to the system.
This compact, oil-immersed transformer is easy to install on poles, making it ideal for overhead distribution in areas with limited space. It is designed to meet international standards, including ANSI, IEEE, and CSA, ensuring high-quality performance and long-lasting operation. The 5kVA CSP transformer is energy-efficient, providing stable voltage regulation and minimizing maintenance requirements, making it an excellent choice for both utility and commercial applications.
- Primary Voltage Ratings 2.4-34.5kV
- Secondary Voltage Ratings 480-240/240-120 or customized
- H.V. Tap Range ± 2×2.5% HV taps or others
- Type Completely self-protected(CSP) Type
- BIL 30-150kV
- Standards IEEE, ANSI, IEC, CSA, NEMA, UL
- Application Residential, commercial and remote electrical power distribution systems
- Power Rating 5kVA
- Certificate CE,ISO
- Cooling Method ONAN
- Oil Minerial Oil or FR3
- Opeartion Step Down
Technical Specifications
Optional Configurations
Packing and Shipping
Test
Routine Test
Application
Technical Specifications
5kVA Completely self-protected(CSP) Single Phase pole Mounted transformer
Technical Specifications
Accessories
| Rated Power | 5 kVA |
| Rating Primary Voltage | 12.4-34.5kV |
| Secondary Voltage | 480-240V 240-120V 277V Customized |
| Frequency | 50/60Hz |
| Vector Group | Ii0,Ii6 |
| Winding Material | Aluminum/Copper |
| Efficiency | As IEEE,Doe 2016,CAS Std or Customized |
| Impedance Voltage | Nominal 2% or Customized 1.1-5.75% |
| Altitude | ≤1,000m or Customized |
| Color | ANSI 70 Light gray/Munsell 7GY3.29/1.5 or customized etc |
| Tank material | Mild Steel, 304 Stainless Steel |
| Insulating Oil Weight | 70 kg |
| Total Weight | 240kg |
| Outline Dimensions（L×W×H）in. | 17×20×42 |
| Lifting Lug |
| Tap Changer |
| Pressure Relief Valve |
| Tank Cover and clamp |
| L.V Bushing |
| HV Bushing |
| Ground Strap |
| Nameplate |
| Non-PCB decal |
| High Voltage Warning Signs |
| Support lug |
| Oil fill valve |
| Surge arrester |
| Secondary breaker |
| Weak link |
Optional Configurations
5kVA Completely self-protected(CSP) Single Phase pole Mounted transformer
NPC ELECTRIC's Completely Self-Protected (CSP) Single-Phase Pole-Mounted Transformers offer a range of customizable features to meet diverse operational needs.
The optional specifications of the 5kVA fully self-protected (CSP) single-phase pole-type transformer include different input and output voltage levels, additional protection functions, and enhanced weather-resistant design. For example, users can choose 11kV or other input voltage configurations as needed, and the output voltage can be customized according to load requirements, such as 230V or 400V.
At the same time, the transformer can also be equipped with additional temperature monitoring and remote monitoring functions to improve operational safety and maintenance efficiency.
In addition, users can also choose a casing with a higher level of protection, which is suitable for more harsh environments, such as applications under high humidity or extreme climate conditions.
With these optional specifications, the transformer can better meet different application scenarios and special needs.
Packing and Shipping
5kVA Completely self-protected(CSP) Single Phase pole Mounted transformer
NPC ELECTRIC single-phase transformers are designed to be securely packaged for sea freight transport, ensuring safe delivery across long distances.
For this purpose, the packing and shipping of the 5kVA Completely Self-Protected (CSP) Single Phase Pole Mounted Transformer are carefully designed to ensure the transformer reaches its destination in optimal condition. The transformer is first securely packed in a durable wooden crate or metal frame, which provides robust protection during transport. High-quality shock-absorbing materials, such as foam, cardboard, or wooden supports, are used inside the packaging to prevent any damage caused by vibrations or impacts. The transformer is also coated with anti-corrosion treatment to protect it from moisture and environmental factors during transit.
To further safeguard the transformer, the external packaging is covered with waterproof plastic film or moisture-resistant materials, ensuring that it remains dry and protected against external elements. All packaging is clearly labeled with handling instructions, such as "Keep Dry," "Handle with Care," and "This Side Up," as well as product details like model, batch number, and manufacturing date for easy identification.
Once packed, the transformer is prepared for shipment based on its destination. For domestic shipments, it is typically transported by truck, while international shipments may involve sea or air freight. The transformer is placed on a pallet to maintain stability during transit. Throughout the shipping process, the logistics provider offers real-time tracking and monitoring to ensure safe delivery.
Upon arrival, the packaging is carefully opened, and a final inspection is conducted to ensure the transformer is in perfect condition. All relevant shipping documents, including factory acceptance test reports, are provided to the customer for verification and record-keeping. This detailed packing and shipping process ensures that the 5kVA CSP Single Phase Pole Mounted Transformer arrives at its destination safely, ready for installation and use.
For this purpose, the packing and shipping of the 5kVA Completely Self-Protected (CSP) Single Phase Pole Mounted Transformer are carefully designed to ensure the transformer reaches its destination in optimal condition. The transformer is first securely packed in a durable wooden crate or metal frame, which provides robust protection during transport. High-quality shock-absorbing materials, such as foam, cardboard, or wooden supports, are used inside the packaging to prevent any damage caused by vibrations or impacts. The transformer is also coated with anti-corrosion treatment to protect it from moisture and environmental factors during transit.
To further safeguard the transformer, the external packaging is covered with waterproof plastic film or moisture-resistant materials, ensuring that it remains dry and protected against external elements. All packaging is clearly labeled with handling instructions, such as "Keep Dry," "Handle with Care," and "This Side Up," as well as product details like model, batch number, and manufacturing date for easy identification.
Once packed, the transformer is prepared for shipment based on its destination. For domestic shipments, it is typically transported by truck, while international shipments may involve sea or air freight. The transformer is placed on a pallet to maintain stability during transit. Throughout the shipping process, the logistics provider offers real-time tracking and monitoring to ensure safe delivery.
Upon arrival, the packaging is carefully opened, and a final inspection is conducted to ensure the transformer is in perfect condition. All relevant shipping documents, including factory acceptance test reports, are provided to the customer for verification and record-keeping. This detailed packing and shipping process ensures that the 5kVA CSP Single Phase Pole Mounted Transformer arrives at its destination safely, ready for installation and use.
32
32 years of industry experience
Test
5kVA Completely self-protected(CSP) Single Phase pole Mounted transformer
Progress test
NPC Electirc manufacture pad mounted transformer have the strict quality control. The Progress Test of the 5kVA fully self-protected (CSP) single-phase pole-type transformer is designed to ensure that the key performance indicators of the transformer meet the design requirements during the production process. The test content usually includes electrical safety test, load performance test, overload protection function verification, insulation withstand voltage test, and short-circuit protection function test. These tests ensure that the transformer can provide power stably and safely in actual operation, and quickly cut off the current in case of abnormalities to avoid damage. The Progress Test also includes checks on various physical parameters of the transformer, such as temperature rise, efficiency, and resistance to environmental interference, to ensure that the product meets the highest quality standards before delivery.
Design Tests
All transformer will be test after finished the production, test items as below:
♦ Insulation Power Factor:
♦ Ratio, Polarity, and Phase Relation:
♦ Winding Resistance:
♦ Impulse Tests:
♦ On load Loss Test:
♦ No Load Loss Test
♦ Leak Test:
♦ DC Insulation Resistance Test
♦ Transformer Turns Ratio/TTR (All Tap Voltages)
♦ Impedance Voltage & Load Loss (Rated Voltage)
♦ Polarity, 1-Ph / Phase Relation, 3-Ph (Rated Voltage)
♦ Excitation & No-Load Loss (Rated Voltage)
♦ Applied Voltage
♦ Induced Voltage
♦ Lightning Impulse
♦ Insulation Resistance (Rated Voltage)
♦ Temperature Rise
♦ Dielectric Withstand (Hipot)
♦ Insulation Power Factor:
♦ Ratio, Polarity, and Phase Relation:
♦ Winding Resistance:
♦ Impulse Tests:
♦ On load Loss Test:
♦ No Load Loss Test
♦ Leak Test:
♦ DC Insulation Resistance Test
♦ Transformer Turns Ratio/TTR (All Tap Voltages)
♦ Impedance Voltage & Load Loss (Rated Voltage)
♦ Polarity, 1-Ph / Phase Relation, 3-Ph (Rated Voltage)
♦ Excitation & No-Load Loss (Rated Voltage)
♦ Applied Voltage
♦ Induced Voltage
♦ Lightning Impulse
♦ Insulation Resistance (Rated Voltage)
♦ Temperature Rise
♦ Dielectric Withstand (Hipot)
Transformer Factory Acceptance Test
NPC Electric will tests made for quality control by the manufacturer on every device or representative samples, or on parts or materials as required, to verify during production that the product meets the design specifications.
The Factory Acceptance Test (FAT) of the 5kVA fully self-protected (CSP) single-phase pole-type transformer is a series of comprehensive inspections performed on the transformer before it leaves the factory to ensure that it meets the design and technical specifications. The test includes verification of electrical performance, such as input and output voltage, load test, overload protection and short-circuit protection function inspection, as well as insulation strength, withstand voltage test and temperature rise test. In addition, the mechanical structure of the transformer is checked to ensure that its installation stability and protection level meet the standards. Through these rigorous acceptance tests, it is ensured that the transformer meets the highest quality standards and has good operating performance and safety before it is delivered to the customer.
The Factory Acceptance Test (FAT) of the 5kVA fully self-protected (CSP) single-phase pole-type transformer is a series of comprehensive inspections performed on the transformer before it leaves the factory to ensure that it meets the design and technical specifications. The test includes verification of electrical performance, such as input and output voltage, load test, overload protection and short-circuit protection function inspection, as well as insulation strength, withstand voltage test and temperature rise test. In addition, the mechanical structure of the transformer is checked to ensure that its installation stability and protection level meet the standards. Through these rigorous acceptance tests, it is ensured that the transformer meets the highest quality standards and has good operating performance and safety before it is delivered to the customer.
Routine Test
Insulation Power Factor
Ratio, Polarity, and Phase Relation
Winding Resistance
Impulse Tests
On load Loss Test
No Load Loss Test
Test standard as below:
IEEE C57.12.00 & IEEE C57.12.90 (Liquid-Immersed)
IEEE C57.12.01 & IEEE C57.12.91 (Dry-Type)
IEEE C57.12.01 & IEEE C57.12.91 (Dry-Type)
*These comprehensive tests ensure that each transformer meets performance standards and operates reliably under various conditions.
Application
Residential, commercial and remote electrical power distribution systems
Factory View
● 30+ years of manufacturing experience
● ISO and UL certified production
● Customized cable and transformer solutions
Product Packaging
Packaging and delivery site
Packaging and delivery site
Packaging and delivery site
Packaging and delivery site
Packaging and delivery site
Packaging and delivery site
Packaging and delivery site
Packaging and delivery site
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10kVA Completely self-protected(CSP) Single Phase pole Mounted transformer
4.NPC ELECTRIC the production of 10 kVA Completely Self-Protected (CSP) single-phase overhead transformers, meticulously engineered to meet international standards such as IEEE C57.12.00, IEEE C57.12.20, DOE-2016 Efficiency, CSA C2.1, and CSA C2.2. The 10kVA fully self-protected (CSP) single-phase pole-mounted transformer is an efficient and reliable power equipment designed for small and medium-sized power needs. The transformer adopts advanced fully self-protection technology and has built-in overload, short-circuit and overvoltage protection functions to ensure that the transformer can automatically cut off power under abnormal conditions, avoid equipment damage and improve system safety. It has a simple design, is easy to install, saves space, and is suitable for all types of power distribution systems. 5.This transformer is suitable for residential, commercial areas and small industrial places, providing stable single-phase power output. The pole-mounted design is simple and space-saving, and is particularly suitable for urban and rural power distribution networks. Its high-quality manufacturing materials and efficient electrical performance ensure long-term stable operation, which can effectively reduce energy loss and improve the efficiency of power supply.FAQ From Customers
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What is a Transformer?A transformer is an electrical device used to change the voltage of alternating current (AC). It works on the principle of electromagnetic induction, converting high-voltage current into low-voltage current or low-voltage current into high-voltage current. Transformers are widely used in power transmission, distribution systems, and various electronic devices.
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What are the main uses of a transformer?The main use of a transformer is voltage conversion. Transformers are used in power transmission systems to help transfer electricity from power plants to consumers. In addition, transformers are also used in electronic devices such as chargers, televisions, power adapters, etc., to adjust the voltage to meet the requirements of different devices.
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Do you have UL listed?Yes, our transformer has UL listed. We have exported to America many pad mounted transformer,substation transformer and HV.
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