kWh consumption of refrigeration/freezing systems July 2001 – 8682 kWh 3565 1240 605 107 126 391 1116 487 744 84 140 78 Compressor 1 rfg Compressor 2 rfg Compressor frz Case lighting Brine pump Room lighting Rail heating Ventilation - cases Ventilation - room Defrosting Ventilation  - cond Electronics