When connecting load balancing, there are several steps and components involved. Here is a general description of how load balancing can be connected:

1. Main connection: Ensure that the electrical installation in the building has sufficient capacity to deliver the total power required for charging the electric vehicles. This includes the proper sizing of the main fuse and the electricity meter.

2. Load balancer: Install a load balancer, also known as an intelligent energy management system, between the power grid and the charging stations. This load balancer regulates the distribution of available power across the different charging points.

3. Communication: Ensure communication between the load balancer and the charging stations. This can be wired or wireless, depending on the specific system. The load balancer must be able to communicate with the charging stations to manage the power and distribute the load.

4. Charging stations: Connect the charging stations to the load balancer according to the manufacturer's instructions. This usually involves connecting the charging stations to the correct terminals or connectors on the load balancer.

5. Configuration: Configure the load balancer according to the system specifications and installation requirements. This includes setting the desired parameters, such as the maximum power per charging point or the priority order for distributing the load.

6. Testing and optimizing: After installation and configuration, perform tests to verify that the load balancing functions correctly. Monitor the system and adjust settings if necessary to optimally distribute the load and prevent overloads.

It is important to note that the exact connection of load balancing can vary depending on the specific system and installation conditions. It is recommended to consult a professional installer who has experience with load balancing and the specific equipment used. They can perform the installation correctly and ensure that the system operates properly.