How does the installation of DC electric vehicle charging stations work?

The installation of a charging station is a critical stage that determines the equipment’s long-term efficiency and safety. Proper preparation and the selection of a professional installation company ensure that the station will operate reliably and that the entire process will run smoothly. In this article, we outline the key aspects to consider when installing a charging station to ensure its optimal performance and safety.

Choosing the Right Location

Selecting the right location for an EV charging station is the first and most critical step in the entire installation process. When evaluating potential sites, consider factors such as:

  • availability,
  • convenient vehicle access,
  • user safety.


A well-chosen location not only ensures user comfort but also maximises the station’s operational efficiency.

Power Infrastructure

A DC charging station requires a high-power supply, so verifying the availability of a suitable grid connection is essential before installation begins. For stations with a capacity exceeding 50 kW, an upgrade to the existing power connection may be necessary. This can involve additional costs, such as the installation of new transformers or power distribution units.

Technical and Construction Design

A detailed technical design is required, taking into account the specific requirements of the charging station installation. The design should include the layout of the equipment, electrical installation, and other infrastructure elements. It must comply with applicable building codes and safety regulations.

Permits and Approvals

Depending on the location, installing a charging station may require obtaining administrative permits, such as a building permit or construction notification. For installations in public spaces, the landowner’s consent may be necessary, and in areas with special requirements, additional approvals might also be required.

Earthworks and Installation Work

The installation of a charging station includes site preparation, including excavation or drilling for cable routing, and protection of the installation against damage and weather conditions. Large stations require solid foundations to ensure stability. Installation must comply with:

  • building regulations,
  • energy regulations, 
  • technical specifications,
  • manufacturer's guidelines.

Acceptance

The final stage of the DC charging station installation process is the acceptance procedure, which is essential for commissioning the equipment and beginning its operation. This step is crucial to ensure that all work has been completed in accordance with applicable standards and technical requirements. The acceptance process covers both warranty-related aspects and verification of compliance with the regulations of the Office of Technical Inspection (UDT).

Warranty Acceptance

The warranty acceptance of a charging station involves verifying whether the equipment has been installed in accordance with technical specifications and is operating correctly. This process includes functional testing of all charger components. It is typically carried out by an authorised representative of the manufacturer, and the acceptance report confirms the start of the warranty period. Every charging station delivered by our company undergoes this procedure, ensuring proper installation and high quality of the equipment.

UDT Inspection

In accordance with the Electromobility Act, every electric vehicle charging station must undergo a technical inspection by the Office of Technical Inspection (UDT). The UDT verifies compliance with safety standards and reviews the technical documentation. Upon successful inspection, the UDT issues a certificate authorizing legal operation of the station. When you work with us, you don’t have to worry about this process – we assist with all formalities, simplifying the procedure to the essential minimum on your end.

Summary

The installation and commissioning of DC charging stations is a complex process that requires careful consideration of multiple aspects:

  • technical, 
  • legal, 
  • logistics. 

Therefore, it is advisable to entrust these tasks to qualified professionals. At Hazel, we provide you with comprehensive support throughout every stage of the process. Leveraging our extensive experience and expertise, we ensure that the entire procedure is executed efficiently, resulting in a fully operational charging station that complies with all applicable regulations. By selecting Hazel, you are investing in professionalism and the confidence that the installation will be completed with minimal administrative burden. Contact us to ensure a safe and efficient charging infrastructure.

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