110kV～220kV Voltage Class Series Transformer

一、 Introduction

110kV～220kV transformer is the key equipment of electric power system, widely used in urban power grid, industrial power supply, etc., to ensure the transmission and distribution of electricity.

二、Characteristics

1.Good electrical performance

（1）High-voltage resistance: stable operation from 110kV to 220kV, coping with voltage fluctuation, ensuring reliable power supply.

（2）Low loss: advanced material and structure, reduce no-load and load loss, energy saving and environmental protection.

2.Good insulation performance

（1）Excellent materials: high-quality insulating materials, strong insulation, good heat resistance, isolation parts to prevent short circuit.

（2）Reasonable structure: well-designed, uniform electric field distribution, avoiding partial discharge, long life.

3.Strong overload capacity

It can withstand certain overload in short time, cope with the peak load and guarantee the stability of power supply.

4.Full protection and monitoring

（1）Multi-protection: gas, differential, overcurrent and other protection, real-time monitoring, abnormal alarm and protection.

（2）Intelligent monitoring: collecting operating parameters, remote monitoring, convenient operation and maintenance.

三、Technical Parameters

1.Rated capacity

Various specifications to meet different power needs.

2.Voltage combination

Input can be adjusted from 110kV to 220kV, and output can be customised as required.

3.Short-circuit impedance

Reasonable value to limit short-circuit current and improve system stability.

4.Cooling method

Oil immersion self-cooling, forced oil circulation air-cooling, etc., to adapt to different working conditions.

四、Application Scenarios

1.Urban power grid: help new construction and upgrading, safeguard urban electricity consumption.

2.Industrial enterprises: to meet the large-capacity, highly reliable power supply.

3.New energy access: realising efficient boosting and grid connection of new energy.

五、Quality and after-sales service

1.Strict quality control: follow the standard, strict control in all aspects.

2.After-sales perfect: professional team, to provide installation and commissioning, training, maintenance and other services, rapid response.

In short, this series of transformers with excellent performance, reliable quality and wide application, is an important equipment for power system.