The MENNEKES test box can be used to test the functionality of e-charging stations and identify any faults. The test box can be connected to the charging station and is used to simulate the charging status of the electric car. The connection of the phases and the rotating field can also be checked. A measuring and testing device can be connected to the integrated socket for commissioning testing and recurring testing in accordance with the standard. This product is suitable for service employees who take care of the maintenance of the charging infrastructure.