Inefficient lighting systems present a number of problems. Considerable energy waste is common, along with improper lighting conditions, which causes users to perpetuate the inefficiency problem through poor operational practices.
General Data[edit | edit source]
General Information
- Illuminated Area <-
- Required illumination level (delamping potential) <-
- Maintenance and installation costs
- Local electricity costs (demand charges)
- Lamp types
- Lamp life and temperature ratings
- Lamp end-life (lumen loss - type specific)
- Switching frequency <-
- Task lighting
- Exit signs (incandescent, fluorescent, LED)
- Dimmers (existence, number, type)
- Exterior lighting (existence, requirements, lamp types)
- Reflectivity of spaces (paints/coatings)
Incandescent Lighting
- Incandescent lamps (wattage, surface finish, number)
- Fixture labeling (correct wattage)
- Incandescent fixtures (accommodation of fluorescents, size, number, light absorption, light distribution, reflective inserts)
Fluorescent Lighting
- Screw-in fluorescent lamps (existence, wattage)
- Tungsten halogen lamps (existence, wattage)
- Fluorescent fixtures (existence, number)
- Fluorescent dimming equipment (existence, light level control)
- Fluorescent lamps (age, manufacturer, wattage)
- Compact fluorescent lamps (number, integral ballast, wattage)
Fixture Ballasts
- Dummy lamps (existence)
- Ballast factor
- Crest factor (if available)
- Type (electric, magnetic)
- Current rating
- Tube support (number)
- Filament connection
- Starting method
- Starting voltage
- Frequency of power supplied by ballast
- Dimming provisions
- Filament switching
HID Lighting
- HID fixtures (existence, number, lamp, compatibility)
- Lamp type (wattage, efficiency, mercury vapour, metal halide, high-pressure sodium, low-pressure sodium)
- HID dimming (existence)
- HID ballasts (power factor, crest factor, lamp support)
- HID space (occupancy frequency, size, temperature)
Manual Lighting Control
- Placards (existence, information)
- Personal duties
- Switches (off-position is down)
- Rheostat dimmers (existence, replaceable)
- Telltale lights (existence)
Automatic Lighting Controls
- Timeclocks (existence)
- Daylighting (synergy with controls, astronomic timeclocks, photo-controls)
- Exterior lighting (photo-controls)
- Sensors (type, location, orientation, number, "on" and "off" functionality)
- Sensor types:
- photo-sensros
- personnel sensors
- timed functionality
- Door switches (existence)
