Step down at high quality electrical power transformer 11kV 14.5kV 33kV

  • Step down at high quality electrical power transformer 11kV 14.5kV 33kV
Key attributes
Brand Vziman
Model NO. Step down at high quality electrical power transformer 11kV 14.5kV 33kV
Rated frequency 50Hz
Rated capacity 5 MVA
Phases Three-phase
Series S11
Product descriptions from the supplier
Description

High quality electrical Power Transformer Description
Step down high quality electrical power transformer is a key voltage conversion equipment in medium-voltage power transmission and distribution systems, with a rated capacity of 5MVA (5000kVA) and compatible with 11kV, 14.5kV, 33kV voltage levels. Specifically designed for stepping down 33kV high-voltage electricity to 11kV, this step down electrical power transformer serves as a critical link between high-voltage power grids and terminal power consumption, ensuring stable voltage conversion to meet the power needs of industrial, commercial and residential users. Step down high quality electrical power transformer adopts high-standard manufacturing processes and premium components, which endow it with excellent operational stability and reliability. In practical applications, step down electrical power transformer can maintain efficient and safe operation under various working conditions, effectively improving the quality of power supply and optimizing the operation efficiency of the entire power system. As an indispensable core equipment in modern power distribution networks, step down electrical power transformer provides solid power support for the stable development of various industries.

Step-down electrical power transformer parameters

Model S11-5 MVA-33/11KV
Type Oil Immersed Power Transformer
Standard  IEC60076
Rated Power 5 MVA
Frequency 50 HZ
Phase Three
Cooling Type ONAN
Primary Voltage 33 KV
Secondary Voltage 11 KV
Winding Material Copper
Vector Group  Yd11
Impedance  7
Tap Changer NLTC
Tapping Range ±2*2.5%
No Load Loss 5.4
On Load Loss 38
Accessories Standard Configuration
Remarks     N/A

Oil-Immersed Transformer

High quality electrical power Transformer Features

  • Superior Overall Quality:Step down high quality electrical power transformer adopts high-quality raw materials and advanced manufacturing processes to build a reliable product structure. The core of  electrical power transformer is made of high-permeability silicon steel sheets, which can effectively reduce core loss and improve the overall operation efficiency of the transformer. At the same time, step down electrical power transformer uses high-grade insulation materials and undergoes rigorous insulation treatment procedures, which greatly enhances the insulation performance of the equipment and avoids safety risks caused by insulation failure.
  • Efficient and Stable Step-down Function:As a professional voltage conversion equipment, step down high quality electrical power transformer takes precise voltage reduction as its core function, and realizes accurate conversion from 33kV high voltage to 11kV low voltage by optimizing the winding turn ratio design. In the power distribution process, step down electrical power transformer can stably output the required voltage according to user demands, providing a reliable power supply for various low-voltage electrical equipment. This function makes step down power transformer a key node in the power system, effectively connecting the high-voltage power output of substations with the low-voltage power needs of industrial, commercial and residential users.
  • Wide Voltage Adaptability:Step down high quality electrical power transformer covers multiple voltage levels including 11kV, 14.5kV and 33kV, which can meet the voltage conversion needs of different power grid scenarios. Its flexible voltage matching capability enables electrical power transformer to be applied in various power distribution projects, with strong compatibility and practicality.

Oil-immersed Transformer

Advantages of our electrical power transformers

  • Low partial discharge, low loss, low noise, high reliability, strong sudden short circuit protection.
  • Available in cover or sidewall bushings for connection to primary and/or secondary switchgear.
  • Available in a variety of core steel and winding conductor constructions to optimize efficiency and cost.
  • All units comply with applicable ANSI, IEEE and NEMA standards as well as IEC and CSA specifications.

We have the strictest quality control plan from transformer design, raw material procurement, core and winding, fuel tank manufacturing, etc., and every process has QC inspection.

Documentation Resource Library
Vziman IEC/ ANSI Oil-immersed Power transformer selection catalog
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Vziman IEC/ ANSI Oil-immersed Power transformer selection catalog
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