A method of testing temperature sensors of refrigerated cargo spaces, comprising: installing a wireless temperature sensor in proximity of a cargo space temperature sensor of a refrigerated cargo space; receiving, at a data processing device, temperature d...

A power generation system for transportation refrigeration is provided. The power generation system includes a transport refrigeration unit (TRU) and an electrical system. The electrical system includes first and second battery packs disposed in parallel a...

A transportation refrigeration system is provided and includes a trailer refrigeration unit (TRU), a battery to provide electricity for the TRU, an electrical system and a controller. The electrical system includes a direct current (DC) bus electrically in...

A low-voltage system of a transport refrigeration unit (TRU) includes a low-voltage direct current (LVDC) source; and a distribution bus coupled to the LVDC, the distribution bus is coupled to a compressor, at least one condenser, and at least one evaporat...

Disclosed is a method of supplying power to a building equipment technician in the field comprising providing a movable power conversion device having a transformer, an input voltage selector, a building power interface cable, and a power receptacle; movin...