IEC EN 60077-2 Railway Applications - Electrical Equipment for Railway Vehicles - Part 2: Electrotechnical Components - General Rules

Electromagnetic and Electrical Tests

IEC EN 60077-2 Railway Applications - Electrical Equipment for Railway Vehicles - Part 2: Electrotechnical Components - General Rules

EUROLAB, with its state-of-the-art accredited laboratories and expert team, provides precise and fast testing services within the scope of IEC EN 60077-2 testing. IEC EN 60077-2 applies to power circuits, auxiliary circuits, control and indication circuits, etc. in rolling stock. provides general guidelines for all installed electrotechnical components.

IEC EN 60077-2 Railway Applications - Electrical Equipment for Railway Vehicles - Part 2: Electrotechnical Components - General Rules

The purpose of this standard is to apply the general rules given in IEC EN 60077-1 to all electrotechnical components for rolling stock in order to achieve uniformity of requirements and tests for the corresponding component spacing.

This new version includes the following main technical changes over the previous version:

  • short-circuit breaking capacity;
  • Rated short-time withstand current;
  • Critical current range;
  • Indication of climatic conditions.

Electrotechnical components are relays, valves, resistors, fuses, etc., regardless of the nature of their control. are mainly switchgear and control devices, including

It is now common practice to incorporate electronic components or electronic subassemblies into electrotechnical components. While this standard does not apply to electronic equipment, the presence of electronic components does not justify excluding such electrotechnical components from the scope of this document.

This standard does not cover industrial electrotechnical components conforming to its own product standards. In order to ensure satisfactory operation of these components for rolling stock, this document is used only to specify specific requirements for railway application.

If there is a difference in requirements between this standard and a rail car related product standard, the product standard requirements take precedence.

EUROLAB assists manufacturers with IEC EN 60077-2 test compliance. Our test experts, with their professional working mission and principles, provide you, our manufacturers and suppliers, the best service and controlled testing process in our laboratories. Thanks to these services, businesses receive more effective, high-performance and quality testing services and provide safe, fast and uninterrupted service to their customers.

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