Patent attributes
There is provided a commercial refrigerator vehicle for the transport of refrigerated produce, the commercial refrigerator vehicle comprising a wheeled chassis, a cab, an internal combustion engine, a refrigerator compartment on the wheeled chassis, and a refrigerator system for controlling interior temperature of the refrigerator compartment. The refrigerator system includes a refrigerator unit, a dedicated rechargeable electrical energy storage device housed in the cab, a vehicle battery pack chargeable directly or indirectly via the internal combustion engine and a charger for the electrical energy storage device. The charger preferably includes a controller for monitoring an activation status of the internal combustion engine and electrically disconnects the vehicle battery pack from the dedicated rechargeable electrical energy storage device when the internal combustion engine is deactivated. There is further provided a method of charging the refrigerator system via the electrical energy storage device.