Speed limiter

Speed ​​limiters are devices that primarily by controlling the fuel supply to the engine, the vehicle speed to the set value limit in the motor vehicle (as defined in § 57c para 1 Road Traffic Licensing Regulations ). In the Member States of the European Community, certain lorries (trucks), buses and coaches must (COM ) be equipped with an overspeed governor.

Regulations in Germany

In Germany, all buses, and trucks, and truck tractors must be equipped with a maximum mass exceeding 3.5 t each with a speed limiter, unless that these vehicles due to their design anyway no faster than 100 km / h or 90 km / h can go. The speed is set for buses and coaches to a top speed of 100 km / h, with trucks to a maximum speed of 90 km / h He must be such that it can not be turned off.

Technology

The governor controls the fuel supply to the engine by the servo motor when the limit speed ( Vmax. ) exceeded enabled and has the injection pump, the flow rate of the fuel is adjusted.

Speed ​​limiter may be installed and tested in motor vehicles only officially recognized for vehicle manufacturers, manufacturers of speed or agents of the manufacturer and through its authorized these workshops.