1. Although the auxiliary electric heater does not have a temperature control system and an overheat protection device, when running the heater, it is necessary to let the heater work under normal cycle, so that the auxiliary heater can be avoided.The service life of the auxiliary electric heater will be shortened.Second, when installing the auxiliary electric heaters, be sure energy efficient space heate to install the ground and leakage switch.Third, when installing auxiliary electric heaters, it is best to make its independent power control cabinet, which does not agree to access in the unit’s total power cabinet (have the following shortcomings: not used in summerWhen auxiliary heater, remove its wiring from the total power supply, and then access the total power cabinet in the winter.
