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2A. Corridor Corridor with IR detection. 50 Hz light fittings and non-dimmable HF ballasts Carbon Dioxide Emissions
2B. Corridor Corridor with passive IR detection and auxiliary acoustic detectors. Corridor that is difficult to monitor, with “concealed” doors and 50 Hz light fittings or non-dimmable HF ballasts Carbon Dioxide Emissions
2C. Corridor Corridor with IR detection and periodic frequent movement of people. HF operation using dimmable ballasts and “Dynamic lighting control” Carbon Dioxide Emissions
2D. Corridor Corridor with passive IR detection, auxiliary acoustic detectors and periodic frequent movement of people. Corridor that is difficult to monitor, with “concealed” doors and HF operation using dimmable ballasts and “Dynamic lighting control” Carbon Dioxide Emissions
2E. Corridor Long hospital corridor with passive IR detection and periodic frequent movement of people. Light fittings with dimmable HF ballasts, “Dynamic lighting control” with four levels and timer. Requires light fittings with 1–10V control Carbon Dioxide Emissions
2F. Corridor Open corridor with passive, ceiling-mounted IR detector and periodic frequent movement of people. Light fittings with dimmable HF ballasts, “Dynamic lighting control” Carbon Dioxide Emissions
2G. Corridor Corridor where doors are often left open and none of the doors are concealed. Dimmable HF ballasts, IR detection with soft start and “Dynamic lighting control” Carbon Dioxide Emissions
2H. Corridor Corridor with plenty of natural light. Dimmable HF ballasts and “Dynamic daylight-dependent lighting”. Requires light fittings with 1–10V control Carbon Dioxide Emissions
2I. Corridor Level-controlled hotel corridor with halogen bulbs, IR detection and auxiliary acoustic detectors. Corridor that is difficult to monitor, with “concealed” doors Carbon Dioxide Emissions