Watts the Deal?
What's the estimated wattage for an LED A-Shape bulb?
9 Watts
What size does a building need to be to be exempt from LL88? (Singular building)
<25,000 sqft
What is a DRU vs a DRD?
DRU is utility (Simple)
DRD is designer (Fancy)
What do we recommend if a bathroom has an existing vacancy control?
Nothing, its all good!
How is an LED producing warm light?
Phosphor coating! (It's yellow)
How many watts is LED tape estimated at?
3 Watts or 6 Watts per foot
What is the portal called that is used to submit for LL88 compliance and compliance plans?
BEAM
What's the difference between LED tape and LBIs (Barkits)?
LBIs(Barkits) are like an armored version of LED tape. LED tape is flexible, LBIs are rigid.
What is the control rule for garages?
Reduce lighting by 30%. Can be done by FMS on 30% of the fixtures or bi-level.
Where are field snacks located?
What technology could a legacy exterior wall pack contain and how would you figure it out?
If a building has a fully LED grocery store, do we conduct a controls only audit?
No, full audit! Grocery stores, even LED sometimes push buildings over their LPD because fridges can be over lit.
How would we model plugged in table lamps in a lobby with 1 LED A-Shape per fixture?
TRICK! They are plug in loads and don't count.
How big does a window need to be to be a daylight zone?
>25 sqft
Where are spare batteries for tools located?
In the metal locker in the supply closet (Top right)
What's the difference between Watts and Kilowatts?
Kilowatts is 1000 Watts
What is the watt allowance for exit signs according to LL88?
5 Watts per face
What is a cut off vs an open face?
Wall packs! Open face provides a wider degree of light coverage while cut offs are basically only facing down (Narrow degree)
How far apart do windows need to be to be separate daylight zones?
What is your light meter for?
Taking footcandle readings if we also need to conduct a LL87 evaluation while on site.
What is a ballast factor?
It is additional power used by the ballast in fluorescent fixtures. (Additional watts)
What is the LPD allowance for multi-family areas?
.49 watt/sqft
What technology are most modern TVs?
OLED
What is the rule for open office area controls? (No Daylight Zones)
600 sqft areas must sense when it is no longer occupied after 15 mins.
Why does observation of the Sabbath matter?
Some religions do not perform work during the Sabbath which includes turning the lights on and off. Some consider their body movement turning on the lights as work.