10kVA Conventional Type Single Phase Pole Mounted Transformer
- 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 Conventional Type
- BIL 30-150kV
- Standards IEEE, ANSI, NEMA, ASTM
- Application Ultility & distributionetc
- Power Rating 10kVA
- Certificate UL ,CESI ,DNV or SGS
- Cooling Method ONAN, KNAN
- Oil Minerial Oil or FR3
- Opeartion Step Down
Technical Specifications
Rated Power | 10 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 |
Customization Optional
Packing and Shipping


Manufacturer Test

Progress Test
NPC ELECTRIC'S 10kVA Conventional Type Single Phase pole Mounted transformer progress test mainly includes raw material testing, coil winding and core assembly inspection to ensure that the production process meets technical standards. During the manufacturing process, insulation resistance test, winding voltage ratio test and partial discharge test will be carried out to ensure the electrical performance of the transformer and ensure that it meets the design specifications and quality requirements.

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)

Transformer Factory Acceptance Test
Factory acceptance tests for NPC ELECTRIC'S 10kVA Conventional Type Single Phase pole Mounted transformer include insulation withstand voltage test, no-load and load loss test, short circuit impedance test and oil dielectric test to ensure that the transformer meets the design specifications and quality standards.
Routine Test - Insulation Power Factor
IEEE C57.12.01 & IEEE C57.12.91 (Dry-Type)

Application
Technical Advantages
Product Packaging
Related Products
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.