Process Air Compressors, Boilers, and Water Heaters #1
Process Air Compressors, Boilers, and Water Heaters #1
Process Air Compressors, Boilers, and Water Heaters #1
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WH2 St<strong>and</strong>by Loss<br />
Current Code Requirements<br />
CALIFORNIA STATEWIDE UTILITIES CODES AND STANDARDS PROGRAM<br />
16<br />
● Current Code Requirements<br />
●<br />
●<br />
Title 24 water heater efficiency requirements follow federal<br />
st<strong>and</strong>ards, which preempt CA to have more stringent<br />
st<strong>and</strong>ards<br />
St<strong>and</strong>by stack heat loss in atmospheric combustion gas<br />
storage water heater is included in Energy Factor (EF)<br />
● Changing market conditions<br />
●<br />
New federal regulations for residential water heaters were<br />
passed this year<br />
●<br />
●<br />
Residential water heaters<br />
– 20 to 100 gallon capacity<br />
– Less than 75,000 Btu/hr input<br />
– Efficiency measured by EF<br />
Commercial water heaters<br />
– Greater than 75,000 Btu/hr input<br />
– Efficiency measured by Thermal Efficiency <strong>and</strong> St<strong>and</strong>by Loss<br />
CA 2011 Utilities Title 24 2011 CASE Title <strong>Process</strong> 24 Stakeholder Update Meeting for Proposed Code Changes<br />
May 25, 2010
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