Cut Sheet

Tuesday, August 24, 2004 Comparison of the Lighting Requirements of IECC.doc Page 2 of 4
Space Control 9.2.1.2 Covers:
• Spaces enclosed by ceiling height partitions
• Covers no more than 2,500 sq.ft per control in
spaces less than 10,000 sq.ft and no ore than
10,000 sq.ft per control in larger spaces
• Requires override of no more than 4 hours
• Readily accessible and can see the lighting
Allows:
• Manual, or
• Occupancy sensor
o Required in certain classrooms,
conference/meeting rooms and
employee lunch and break rooms if
no multi-scene control.
Exceptions:
• Remote location allowed for reasons of safety
and security if has pilot light and is clearly labeled
805.2.1 Covers:
• Spaces enclosed by ceiling height partitions
• Within area or remote with status lights
Exceptions:
• Security/emergency
• Egress lighting for stairways and corridors.
Exterior Lighting
Control
9.2.1.3 Covers:
• Exterior lighting when sufficient daylight is
available or when lighting is not needed
Requires:
• 10 hour power backup
Allows:
• Photosensor (only if dusk-to-dawn operation)
• Astronomical time switch
Exceptions:
• Covered vehicle entrances/exits for buildings or
parking structures where required for safety,
security or for eye adaptation
805.2.3 Covers:
• Exterior lighting
Allows:
• Photosensor
• Automatic switching
o 7-day & seasonal daylight adjustment
o 4-hour power backup
Exceptions:
• 24 hour operations
Additional
Controls
9.2.1.4 Covers:
• Display or accent lighting
• Case lighting
• Hotel/Motel Guest Room Lighting
• Task lighting
• Nonvisual lighting
• Demonstration lighting
805.2.2.3 Covers:
• Guestrooms
Exceptions:
• Areas with only 1 luminaire
• Areas controlled by occupancy sensing
• Corridors, storerooms, restrooms or public
lobbies