Electric machine, comprising - a machine housing, - at least one temperature sensor (15, 16) for generating an electrical sensor signal as a measure of a machine temperature of the electric machine and - a protective isolation module that is arranged in the machine housing, - wherein the protective isolation module is built into the machine housing, wherein the protective isolation module has an input interface, which can be electrically connected to the at least one temperature sensor (15, 16) to receive the sensor signals generated by the temperature sensor (15, 16), and has an output interface, which is galvanically isolated from the input interface, and a supply interface, via which the protective isolation module can be supplied with electrical energy from a power supply for the electric machine, - wherein an output signal that replicates the sensor signal can be output to an electronic control system via the output interface for each sensor signal received by the input interface, - wherein the output signal replicates the sensor signal in such a manner that it is read into the electronic control system via the output interface to the electronic control system and evaluated in the electronic control system, - wherein the protective isolation module, due to the galvanic isolation of the input interface from the output interface, is provided to enable a secure electrical protective isolation of the output interface from possible voltage flashovers of a machine winding in the sensor power circuit (23, 24), - wherein the output interface and the supply interface can be electrically connected to a connection unit of the electric machine, via which the electric machine can be electrically connected to the electronic control system and - wherein the output signals output by the output interface replicate the sensor signals, so that electrical connecting elements used for reading the sensor signals may also be used for reading the output signals output by the output interface, without specific connecting elements being required. - a machine housing, - at least one temperature sensor (15, 16) for generating an electrical sensor signal as a measure of a machine temperature of the electric machine and - a protective isolation module that is arranged in the machine housing, - wherein the protective isolation module is built into the machine housing, wherein the protective isolation module has an input interface, which can be electrically connected to the at least one temperature sensor (15, 16) to receive the sensor signals generated by the temperature sensor (15, 16), and has an output interface, which is galvanically isolated from the input interface, and a supply interface, via which the protective isolation module can be supplied with electrical energy from a power supply for the electric machine, - wherein an output signal that replicates the sensor signal can be output to an electronic control system via the output interface for each sensor signal received by the input interface, - wherein the output signal replicates the sensor signal in such a manner that it is read into the electronic control system via the output interface to the electronic control system and evaluated in the electronic control system, - wherein the protective isolation module, due to the galvanic isolation of the input interface from the output interface, is provided to enable a secure electrical protective isolation of the output interface from possible voltage flashovers of a machine winding in the sensor power circuit (23, 24), - wherein the output interface and the supply interface can be electrically connected to a connection unit of the electric machine, via which the electric machine can be electrically connected to the electronic control system and - wherein the output signals output by the output interface replicate the sensor signals, so that electrical connecting elements used for reading the sensor signals may also be used for reading the output signals output by the output interface, without specific connecting elements being required.