What is IEC 60214-2 Ed.2:2018?

IEC 60214-2 Ed.2:2018 is an international standard that provides technical specifications for tap-changers utilized in electrical power systems. The standard specifies requirements and tests for on-load tap-changers (OLTCs) used in transformers, reactors, and similar applications. These tap-changers are responsible for adjusting the voltage ratio of the connected equipment to maintain a stable and optimal level of power supply.

The Importance of IEC 60214-2 Ed.2:2018

This standard plays a crucial role in ensuring the reliable and safe operation of electrical power systems. It establishes guidelines that manufacturers must follow to design, manufacture, and test tap-changers, guaranteeing their quality and performance. Compliance with IEC 60214-2 Ed.2:2018 helps prevent malfunctions, reduces the risk of equipment damage or failure, and enhances overall system stability.

Main Features and Requirements

IEC 60214-2 Ed.2:2018 covers various aspects related to tap-changer design, performance, and testing. Some key features addressed in the standard include:

Operating principles and classifications of tap-changers

Construction requirements and materials used

Electrical and mechanical properties

Requirements for temperature rise, insulation, and protection

Testing methods and performance evaluation

These requirements ensure that tap-changers function properly under different operating conditions, including changes in load and voltage levels. They also consider safety aspects such as ensuring proper grounding and protection against fire and electrical hazards.

Benefits and Impact

IEC 60214-2 Ed.2:2018 brings several benefits to power system operators, manufacturers, and end-users:

Enhanced reliability: The standard ensures that tap-changers can adapt to varying power demand, reducing the risk of voltage fluctuations and improving the overall reliability of electrical systems.

Efficient maintenance: Clear guidelines for testing and performance evaluation facilitate maintenance activities, allowing timely identification of potential issues before they escalate into major problems.

Global compatibility: The standard provides a unified approach to tap-changer design and testing, making it easier for manufacturers to produce equipment that complies with international requirements and can be used in different countries.

Safety assurance: Compliance with IEC 60214-2 Ed.2:2018 minimizes the risk of accidents and device failures caused by faulty tap-changers, protecting both personnel and equipment.

In conclusion, IEC 60214-2 Ed.2:2018 is a significant international standard that establishes technical specifications for tap-changers in electrical power systems. Its implementation ensures the reliable operation, efficiency, and safety of transformers and reactors, benefiting power system stakeholders worldwide.