SARS-related virus predating SARS outbreak

The invention relates to a transformer station carried by a mast. Such a station comprises a transformer and a high voltage connection device last fastened onto the mast the one above the other. A low voltage connection device is located within the hollow mast. An access device to the high voltage circuit-breaker is provided and comprises a ladder, the lower portion of which is foldable, a footbridge surrounded by a hand rail.