Overload protection system for electrical equipment in road vehicle includes low-side- and high-side switching elements connected to negative and positive terminals of battery

摘要

The negative terminal (3) of the battery (1) is connected to earth (4) and the positive terminal (2) is connected to the high-side switch (6,6.1-6n). There are connections (13,14) to electric circuits (8.1-9n) which have return connections (11-12) to the low-side switch (7,7.1). This switch has a connection to earth (10).