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IECC 2012 Standard 90.1 2010 Lee Brandt, LC, IALD, LEED AP BD+C Principal HLB Lighting Design.

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Presentation on theme: "IECC 2012 Standard 90.1 2010 Lee Brandt, LC, IALD, LEED AP BD+C Principal HLB Lighting Design."— Presentation transcript:

1 IECC 2012 Standard 90.1 2010 Lee Brandt, LC, IALD, LEED AP BD+C Principal HLB Lighting Design

2 Update on:  Codes in use as of 1/1/2015  Changes from IECC 2009 to 2012 (Commercial)  Changes from Std. 90.1 2007 to 2010 (“Commercial”)  NY State amendments to the base codes  NY City amendments to State items and base codes

3  2010 ECCCNYS [Energy Conservation Construction Code of New York State]  IECC 2009  Standard 90.1 2007  2011 NYCECC [ New York City Energy Conservation Code] [Local Law 1 2011]  LL48 2010 (occ/vac sensors)  LL86 (2005) (LEED Silver for City funded buildings)

4  NYS Residential Energy Code  2010 ECCCNYS  IECC 2009  NYC unchanged until NYS changes

5  NYS Commercial Energy Code  2014 Supplement to the New York State Energy Conservation Construction Code  Reference Standards: IECC 2012 / Standard 90.1 2010 (alternate path)  NYC Energy Conservation Code  Modifications to the State supplement

6  NYS  http://www.dos.ny.gov/dcea/energycode_code.html  NYC  http://www.nyc.gov/html/dob/html/codes_and_reference _materials/nycecc_main.shtml

7  Effective Date 1/1/15

8

9  Changes in IECC 2012 & Standard 90.1 2010  LPD’s decreased – both codes  IECC Space by Space is back  IECC’s Mandatory Additional Efficiency Package Options  15% under Building Area LPD’s  Alterations  IECC = 50% threshold  Standard 90.1 = 10% threshold

10  NYS Amendments  IECC – improved exterior control requirement language  IECC – improved track and busway language and wattages to use  IECC – slightly altered language for dwelling units within commercial buildings  90.1 - Made some Mandatory control and power requirements Prescriptive

11  NYC Amendments  90.1 – Dwelling Units within commercial buildings now have to comply!!!  Reference IECC language  IECC and 90.1 – incorporated LL48 language on occupancy and vacancy sensors.

12  NYS - IECC 2012 Prescriptive  Efficiency Options  NYS - IECC 2012 Performance  Building energy cost < 85% of reference building  NYS – IECC 2012 Environmental Trade Off  Std. 90.1 2010 Prescriptive  Std. 90.1 2010 Performance (2 paths)  Std. 90.1 2010 Environmental Trade Off New York City NYS - IECC Performance Path removed

13 IECC 2012 – SECTION  Mandatory or Prescriptive Code Requirement  more STD. 90.1 - SECTION  Mandatory or Prescriptive Code Requirement  more New York State AND/OR New York City Amendments In these special boxes

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15 IECC 2012 – C402.3.1  Prescriptive:  30% Max OR  40% Max when  >50% conditioned floor area in daylight zone  Automatic daylighting controls installed  Certain VT requirements STD. 90.1 - 5.5.4…  Prescriptive  40% (5.5.4.2.1) (No change from 2007)  Limits fenestration on East & West facing walls (5.5.4.5)

16  Benefits of daylighting = 0

17  Use Performance Paths!

18 IECC 2012 – C402.3.2  Prescriptive:  Directly under roof w/ ceiling >15’  Spaces > 10,000 sq ft  Certain space types  Daylight zone / area requirements associated with Skylights  Multi-level lighting controls (C405.2.2.3.3) STD. 90.1 - 5.5.4.2.3  Prescriptive:  Building < 4 stories  Spaces > 5,000 sq ft  Certain space types  Daylight zone / area requirements associated with Skylights  Multi-level lighting controls (9.4.1.5)

19 IECC 2012  No requirements STD. 90.1 – 8.4.1  Mandatory:  2% for feeders  3% for branch circuits New York State & NYC PRESCRIPTIVE rather than mandatory

20 IECC 2012  No requirements STD. 90.1 – 8.4.2  Mandatory:  50% in offices (private and open) and computer classrooms New York State & NYC PRESCRIPTIVE rather than mandatory

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22 IECC 2012 – C405.1  > 75% of permanently installed light fixtures shall use high efficacy lamps  Does not include low voltage lighting!  High Efficacy =  CFL  <T8 linear fluor  >60 lumens / watt for > 40 watt lamp STD. 90.1 – 9.1  Excepted New York City DWELLING UNITS ARE NOT EXCEPTED!! They do not have to apply with Lighting Section if they meet IECC language

23 IECC 2012 – C405.7  Individual dwelling units shall have separate meters STD. 90.1 – N/A

24 IECC 2012 – C101.4.3  Exception for <50% replacement of luminaires in a space as long as power is not increased  Replacement of lamps + ballasts ok if LPD not increased STD. 90.1 – 9.1.2  Exception for <10% of connected lighting load such that LPD is not increased  All other alterations must comply with LPD and auto shutoff (9.4.1.1)  Including lamps + ballasts

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26 IECC 2012 – C405.2.2.1  Automatic Time Switch controls shall be installed  Exception for areas with occupancy sensors. STD. 90.1 – 9.4.1.1  Automatic Controls to shut off interior lighting shall be installed  Time of day  Occupant sensor  Signal from other system indicating unoccupied space

27 IECC 2012 – C405.2.1  Manual lighting controls required in all areas (some exceptions)  50% reduction in each area  No change from IECC 2009  Important exceptions STD. 90.1 – 9.4.1.2  Manual lighting controls required in all spaces (some exceptions)  Each area with manual control shall have one control step between 30 and 70% in addition to off.  Can be accomplished with dimming, step ballast, zoning

28 IECC 2012 – C405.2.2.2  Mandatory – Required in:  Classrooms  Conference / Meeting Rooms  Employee lunch and break rooms  Private offices  Restrooms  Storage Rooms  Janitorial Closets  Spaces< 300 sq. ft  Auto-off within 30 min  Manual or Auto ON  Auto ON only if <50% power or OK for 100% on in corridors, stairwells, restrooms, entrance areas, and lobbies STD. 90.1 – 9.4.1.2  Mandatory – Required in:  Classrooms / Lecture Halls  Conference / Meeting / Training Rooms  Employee lunch and break rooms  Offices up to 250 sq ft  Restrooms  Storage and Supply rooms (50 – 1000 sq ft)  Copy/Print rooms  Dressing / Locker / Fitting Rooms  Auto-off within 30 min  Manual or Auto ON  Auto ON only if <50% power or OK for 100% on in corridors, stairwells, restrooms, entrance areas, and lobbies New York City amendments LL48 – next slide

29 NYC – affects both NYS / IECC and Std. 90.1  Mandatory – Vacancy Sensors – manual on, auto off. (No override that can change them to auto on.) Required in:  Classrooms (not shop, lab, or preschool)  Conference / Meeting Rooms  Employee lunch and break rooms  Private offices <200 sq.ft.  There can be a 30 second grace period to for sensor to turn lights back on automatically if occupancy is detected  Auto-off within 30 min  Mandatory – Occupancy Sensors – auto on, auto off. Required in:  Restrooms  Storage Rooms  Private offices >200 sq. ft.  Janitorial Closets  Spaces< 300 sq. ft  AUTOMATIC ON SHALL NOT TURN ON MORE THAN 50% POWER  Full (100%) on allowed in public corridors, stairways, restrooms, entries and lobbies & where determined manual on would be safety issue  IF MANUAL-ON, FIXTURES CAN COME ON TO 100%

30 IECC 2012 – C405.2.2.3  Mandatory  Independent control via  Manual control OR Automatic control with continuous or stepped dimming (optional unless increased WWR C402.3.1)  Daylight control zone <2,500 sq ft area STD. 90.1 – 9.4.1.4  Mandatory  Separate control via  Automatic control with continuous or stepped dimming (3 steps required)  Primary sidelighted areas >250 sq ft  Toplighted areas > 900 sq ft New York State & NYC Changes sidelighting requirements to PRESCRIPTIVE. (Toplighting remains mandatory)

31 STD. 90.1IECC  Daylighting Zone  Depth = 15’  Width = window width +2’ on each side  Or to nearest partition  Primary Daylight Zone  Depth = Window Height (floor to header)  Width = window width +2’ on each side  Or to nearest partition

32 STD. 90.1IECC http://lightingcontrolsassociation.org/

33 STD. 90.1IECC  Daylighting Zone  Area = skylight dimension + floor to ceiling height  Or nearest partition  Or half way to adjacent skylight or vertical fenestration  Toplighting Zone  Skylight area + 0.7 x ceiling height  Or to nearest obstructing partition  Or to sidelighted zone

34 STD. 90.1IECC http://lightingcontrolsassociation.org/

35 STD. 90.1 - 9.4.1.6IECC - C405.2.3  Mandatory - Same as IECC 2009 – Dedicated control for Display/Accent, Case, Guest Rooms, Task, Non- visual and Demonstration  Mandatory - Same as 90.1 2007 – Dedicated control for Display/Accent, Case, Guest Rooms, Task, Non- visual and Demonstration  New: Stairwells = automatically reduce lighting to 50% power within 30 min of inactivity

36 IECC 2012 – C405.2.4  Mandatory – controlled via photosensor and time switch OR astronomical time switch. STD. 90.1 – 9.4.1.7  Mandatory – automatic control to keep lights off when sufficient daylight available  Façade and landscape lighting  Auto shut-off b/t midnight or business closing and 6am or business opening  All other exterior lighting including signage shall be controlled automatically to reduce connected load by 30%  From midnight to 6am (or within one hour of business close / open)  Any period of inactivity > 15 min New York State and NYC Use Standard 90.1 2010 language

37 DOE Lighting Development, Adoption and Compliance Guide

38 Std. 90.1 only – 9.4.1.3 Daylight Transition Zone 20’ Daylight Control Zone 3,600 sq ft max control zone  Mandatory –  Garage must have automatic shut off controls (9.4.1.1)  Occupancy sensor to decrease power of each luminaire by 30%  <3600 sq ft zone  Daylight transition zone, separate control – auto on at daylight, off at sunset  Daylight responsive lighting zone within 20’ of perimeter wall

39 IECC 2012 - C408.3STD. 90.1 – 9.4.4

40  No change, still required STD. 90.1 – N/AIECC - C405.3 New York State & NYC Requirement is deleted

41  Reduced LPD’s from 2009  Space by Space table is back!  Includes some wattage for decorative fixtures  No decorative allowance STD. 90.1 – 9.5 AND 9.6IECC - C405.5.2  Reduced LPD’s from 2007  Added Room Cavity Ratio allowance for tall and unique shaped rooms

42 STD. 90.1 – TABLE 9.6.2IECC – N/A  Additional control methods – in addition to Mandatory controls = extra wattage  Specific conditions and applications  NYS and NYC prescriptive items on controls may help here!

43  Efficacy of luminaire >60 lumens / watt for all fixtures >100 watts  Unless controlled by motion sensor STD. 90.1 – N/AIECC - C405.6.1 New York State & NYC Requirement is deleted

44  New table  Lighting Zones  Tradable / Non-tradable  Matches Std. 90.1 STD. 90.1 – 9.4.3IECC - C405.6  Same table as Addendum I to Std. 90.1 2007  Lighting Zones  Has LZ0  Tradable / Non-tradable

45 STD. 90.1 – 9.4.2IECC - C405.4  Internally illuminated <5 watts per face  Internally illuminated <5 watts per side

46 IECC 2012 – C406  Mandatory for New Construction (?)  Additional Efficiency Package Options! Project must chose 1  Efficient HVAC equipment ($$)  Efficient Lighting System  On-site renewable energy ($$$$$)  Lighting may be the common choice  Building Area Type table with 15% reduction STD. 90.1  No requirement

47  Changes in IECC 2012 & Standard 90.1 2010  LPD’s decreased – both codes  IECC Space by Space is back  IECC’s Additional Efficiency Package Options  15% under Building Area LPD’s  Alterations  IECC = 50% threshold  Standard 90.1 = 10% threshold

48  NYS Amendments  IECC – improved exterior control requirement language  IECC – improved track and busway language and wattages to use  IECC – altered language for dwelling units within commercial buildings  90.1 - Made some Mandatory control and power requirements Prescriptive

49  NYC Amendments  90.1 – Dwelling Units within commercial buildings now have to comply!!!  IECC language  IECC and 90.1 – incorporated LL48 language on occupancy and vacancy sensors.  IECC’s Additional Efficiency Package Options  15% under Building Area LPD’s

50 Lee Brandt, LC, IALD, LEED AP BD+C Principal HLB Lighting Design


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