You refrigeration installation whether operating at normal, minimum or maximum output may not be operating optimally. This could cause an energy surcharge by EDF and not based on real consumption.
We can perform an audit of your present system, and if necessary, propose inexpensive modifications or upgrades. These could include something as simple fixes such as temperature sensors.
For you convenience, we have provided the attached chart to illustrate your actual annual energy costs versus what they should or could be.