Trolleybus heater TRO-4000/6,7 MGB-S is designed for heating the passenger compartment in urban electric transport (hereinafter referred to as TC). The operating principle of the product is based on the use of heating spirals forming an electric heating unit, which are blown by the air flow.
The heater is switched on from the control panel of the vehicle. The air flow created by the fan removes the heat generated by the heating spirals and enters the interior of the vehicle in the places agreed with the manufacturer.
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