Heating device for control box of high voltage device, especially circuit breaker, has temperature sensor arranged outside control box and first heating element arranged inside control box

摘要

The heating device has a first heating element (7) for heating a control box (5) of a pressurized gas high voltage device, especially a circuit breaker (1), and a thermostat (8) with a temperature sensor for controlling the first heating element. The temperature sensor is arranged outside the control box and the first heating element is arranged inside the control box.