Connection Materials

Essential Components for Connecting LED Panels

An LED panel operates on low voltage and requires an external LED driver to convert mains power. The driver converts 230V alternating current into the constant current (mA) or voltage (V) needed by the panel. Selecting the right driver, compatible with the panel, is the first step. In addition, various materials ensure a streamlined and durable installation.

Overview of Connection Components and Their Functions

Component	Function with LED Panels	Additional Considerations
	Converts mains power (230V) to the correct voltage and current for the LED panel. Essential for the panel’s operation.	Check compatibility (voltage/current), dimmability (DALI, 0-10V, phase-cut), and IP rating for humid environments. Drivers are often included with LED panels, but always verify the specifications.
DC couplings or connectors	Ensure a safe and quick connection between the LED driver and the LED panel. Often implemented as plug-and-play systems.	Check if the connectors match the driver’s output and the panel’s input.
Wago terminals or wire connectors	Used for reliable connection of electrical wires from the mains supply to the LED driver.	Select the appropriate terminals based on the number and diameter of the wires.
Installation cable (VMVL, YMVK)	Supplies the LED driver with mains power from the electrical grid.	Use cables suitable for the environment (indoor/outdoor) and compliant with local electrical codes.
Cable strain relief clamps	Prevent cables from being unintentionally pulled from the driver or fitting, enhancing safety.	Important for the durability and safety of the installation.

Mounting Options for Various Ceiling Types

LED panels are highly versatile due to various mounting options. Depending on the ceiling and desired aesthetics, suitable installation kits are available to simplify the process.

Installation in Suspended Ceilings

The most common application for LED panels is in a suspended (grid) ceiling. Panels are usually designed to fit directly into standard T-profiles, replacing traditional fluorescent fixtures or ceiling tiles.

• Direct lay-in: The panel is simply placed into the existing grid structure. This is a quick and easy method that requires no extra mounting brackets.

Surface Mounting on a Solid Ceiling

If no suspended ceiling is present, LED panels can be installed against the ceiling using a surface-mount frame, creating a sleek, finished look.

• Surface-mount frame: This frame is first attached to the ceiling. The LED panel is then slid into the frame, after which the last side is closed.

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Suspension Mounting for a Floating Effect

Suspension mounting allows LED panels to hang below the ceiling, creating a sense of space and providing direct lighting for, for example, workspaces.

• Steel wire set: A set of adjustable steel wires is attached to both the ceiling and the LED panel, allowing the height to be precisely set.

Recessed Mounting for Sleek Integration

For a fully integrated solution, an LED panel can be recessed into plaster ceilings or other lowered constructions.

• Clips or brackets: Special recessed mounting clips or brackets ensure the panel sits firmly and flush in the ceiling cutout.

Connecting and Wiring: Points of Attention for the Installer

Proper electrical connection is crucial for the lifespan and safety of the LED panel. Pay attention to the following steps and points:

1. Switch off power: Always start by completely switching off the power at the main distribution board to prevent electrical shocks.
2. Place the driver: Secure the LED driver in a safe location, often above the suspended ceiling or inside the surface-mount frame. Ensure adequate ventilation around the driver to prevent overheating.
3. Connect panel to driver: Connect the driver's low-voltage output to the input of the LED panel, using the supplied DC connector. This connection is often polarity-sensitive, so pay attention to correct connection (positive and negative).
4. Connect driver to mains: Connect the driver's 230V input to the mains supply using Wago terminals or similar wire connectors. Ensure the earth (green/yellow) is properly connected if the driver offers an earth terminal. The blue wire is neutral, while the brown wire is live.
5. Check dim function (if applicable):

   If you have a dimmable panel and a dimmable driver, follow the connection for the dimming function. This can vary:

   • Phase-cut (triac): The dimmer is placed in the 230V line to the driver.
   • 0-10V dimming: The driver has separate 0-10V control wires (usually purple and gray or white and black) that connect to a 0-10V dim controller.
   • DALI dimming: For more advanced systems, the DALI control wires are connected to the DALI bus system.

   Read more about the different dimming protocols for LED lighting in our comprehensive guide.

6. Finishing and testing: Tidy away all cables neatly and ensure there are no exposed wires. Switch the power back on and test the LED panel and any dimming functionality.

Common Points of Attention for Installers

You may encounter some specific situations during the installation of LED panels. Good preparation and knowledge of the process help ensure an efficient completion of the job.

• IP rating of the driver: Make sure the driver's IP rating matches the environmental conditions. In damp areas, such as bathrooms or outdoor canopies, a higher IP rating (e.g., IP44 or higher) is required.
• Prevent overloading: Never connect more LED panels to one driver than the driver's capacity allows. This avoids overloading and damage to both driver and panels.
• Grounding: Check that the installation is properly grounded to ensure safety. Some drivers have a metal housing that must be grounded.
• Cable management: Well-organized wiring reduces the risk of faults and simplifies future maintenance. Use cable ties and cable ducts when needed.
• DC or AC connection: Most LED panels operate on direct current (DC) via the driver. The driver itself connects to the alternating current (AC) mains supply. Do not confuse these connections.