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// CODE SNIPPET

609.2.3 Commercial Food Service Equipment

Green Construction Code 2012 of Maryland > 6 ENERGY CONSERVATION, EFFICIENCY AND CO2e EMISSION REDUCTION > 609 Specific Appliances and Equipment > 609.2 Permanent Appliances and Equipment > 609.2.3 Commercial Food Service Equipment
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Not less than 50 percent of the commercial food service equipment installed shall comply with energy efficiency and water use as identified on Table 609.2.3, based on aggregate energy input rating.

TABLE 609.2.3
COMMERCIAL FOOD SERVICE EQUIPMENT—ENERGY-EFFICIENCY AND WATER USE REQUIREMENTS
APPLIANCE TYPE ENERGY-EFFICIENCY REQUIREMENTS MAXIMUM WATER USE
Combination Oven/Steamer
Electrica N/A 3.5 gal/hr/pan
Gasa N/A 3.5 gal/hr/pan
Dishwashers
Door type, high tempb idle rate ≤ 0.7 kW 0.95 gal/ rack
Door type, low tempb idle rate ≤ 0.6 kW 1.18 gal/ rack
Multiple tank conveyor, high tempc idle rate ≤ 2.0 kW 0.54 gal/ rack
Multiple tank conveyor, low tempc idle rate ≤ 2.0 kW 0.54 gal/ rack
Pot pan and utensild N/A 2.2 gal/ rack
Rackless conveyord N/A 2.2 gallons/minute
Single tank conveyor, high tempc idle rate ≤ 1.5 kW 0.7 gal/ rack
Single tank conveyor, low tempc idle rate ≤ 1.5 kW 0.79 gal/ rack
Under counter, high tempb idle rate ≤ 0.5 kW 1.0 gal/ rack
Under counter, low tempb idle rate ≤ 0.5 kW 1.7 gal/ rack
Freezers
Cheste daily energy ≤ 0.270V + 0.130 kWh/day N/A
Reach-in, solid door, 0 ≤ V < 15 ft3 e daily energy ≤ 0.250V + 1.250 kWh/day N/A
Reach-in, solid door, 15 ≤ V < 30 ft3 e daily energy ≤ 0.4V — 1.000 kWh/day N/A
Reach-in, solid door, 30 ≤ V < 50 ft3 e daily energy ≤ 0.163V + 6.125 kWh/day N/A
Reach-in, solid door, 50 ≤ V ft3 e daily energy ≤ 0.158V + 6.333 kWh/day N/A
Reach-in, transparent door, 0 ≤ V < 15 ft3 e daily energy ≤ 0.607V + 0.893 kWh/day N/A
Reach-in, transparent door, 15 ≤ V < 30 ft3 e daily energy ≤ 0.733V — 1.000 kWh/day N/A
Reach-in, transparent door, 30 ≤ V < 50 ft3 e daily energy ≤ 0.250V + 13.50 kWh/day N/A
Reach-in, transparent door, 50 ≤ V ft3 e daily energy ≤ 0.450V + 3.50 kWh/day N/A
Fryers
Deep fat, electricf efficiency ≥ 50% and idle rate ≤ 9000 Btu/h N/A
Deep fat, gasf efficiency ≥ 80% and idle rate ≤ 1.0 kW N/A
Large vat, electricg efficiency ≥ 80% and idle rate ≤ 1.1 kW N/A
Large vat, gasg efficiency ≥ 50% and idle rate ≤ 12000 Btu/h N/A
Griddles
Double-sided, electrich efficiency ≥ 70% and idle rate ≤ 355 W/sq. ft. N/A
Double-sided, gash efficiency ≥ 38% and idle rate ≤ 2650 Btu/h/sq. ft. N/A
Single-sided, electrici efficiency ≥ 70% and idle rate ≤ 355 W/sq. ft. N/A
Single-sided, gasi efficiency ≥ 38% and idle rate ≤ 2650 Btu/h/sq. ft. N/A
Hot Food Holding Cabinets
13 ≤ V ≥ 28 ft3 j Idle Rate ≤ 2V + 254 Watts N/A
V < 13 ft3 j Idle Rate ≤ 21.5V Watts N/A
V > 28 ft3 j Idle Rate ≤ 3.8V + 203.5 Watts N/A
Ice Machines
Ice making head, H > 450 lb/dayk energy ≤ 6.20 — 0.0010H kWh/100 lb ice 25 gal/100 lb ice
Ice making head, H < 450 lb/dayk energy ≤ 9.23 — 0.0077H kWh/100 lb ice 25 gal/100 lb ice
Remote condensing unit w/o remote compressor,
H < 1000 lb/dayk
energy ≤ 8.05 — 0.0035H kWh/100 lb ice 25 gal/100 lb ice
Remote condensing unit w/o remote compressor,
H > 1000 lb/dayk
energy ≤ 4.64 kWh/100 lb ice 25 gal/100 lb ice
Remote condensing unit with remote compressor,
H < 934 lb/dayk
energy ≤ 8.05 — 0.0035H kWh/100 lb ice 25 gal/100 lb ice
Remote condensing unit with remote compressor,
H > 934 lb/dayk
energy ≤ 4.82 kWh/100 lb ice 25 gal/100 lb ice
Self-contained unit, H < 175 lb/dayk energy ≤ 16.7 — 0.0436H kWh/100 lb ice 35 gal/100 lb ice
Self-contained unit, H > 175 lb/dayk energy ≤ 9.11 kWh/100 lb ice 35 gal/100 lb ice
Convection Ovens
Full-size electricl efficiency ≥ 70% and idle rate ≤ 1.6 kW 0.25 gals/hr
Full-size gasl efficiency ≥ 44% and idle rate ≤ 13000 Btu/h 0.25 gals/hr
Half-size electricl efficiency ≥ 70% and idle rate ≤ 1.0 kW 0.25 gals/hr
Refrigerators
Cheste daily energy ≤ 0.125V + 0.475 kWh/day N/A
Reach-in, solid door, 0 ≤ V < 15 ft3 e daily energy ≤ 0.089V + 1.411 kWh/day N/A
Reach-in, solid door, 15 ≤ V < 30 ft3 e daily energy ≤ 0.037V + 2.200 kWh/day N/A
Reach-in, solid door, 30 ≤ V < 50 ft3 e daily energy ≤ 0.056V + 1.635 kWh/day N/A
Reach-in, solid door, 50 ≤ V ft3 e daily energy ≤ 0.06V + 1.416 kWh/day N/A
Reach-in, transparent door, 0 ≤ V < 15 ft3 e daily energy ≤ 0.118V + 1.382 kWh/day N/A
Reach-in, transparent door, 15 ≤ V < 30 ft3 e daily energy ≤ 0.140V + 1.050 kWh/day N/A
Reach-in, transparent door, 30 ≤ V < 50 ft3 e daily energy ≤ 0.088V + 2.625 kWh/day N/A
Reach-in, transparent door, 50 ≤ V ft3 e daily energy ≤ 0.110V + 1.500 kWh/day N/A
Steam Cookers
With drain connection, electricm N/A 5 gal/hour/pan
With drain connection, gasm N/A 5 gal/hour/pan
No drain connection, electricm efficiency ≥ 50% and idle rate ≤ 135W/pan 2 gal/hour/pan
No drain connection, gasm efficiency ≥ 38% and idle rate ≤ 2100 Btu/h/pan 2 gal/hour/pan
Water-cooled refrigeration equipment Not allowed unless on a closed-loop
system or cooling tower
—

For SI: °C = [°F - 32]/1.8, 1 Btu/h = 0.29 W.
  1. Maximum water use as determined by ASTM F 2861.
  2. Idle rate as determined by ASTM F 1696 and water use as determined by ANSI/NSF 3.
  3. Idle rate as determined by ASTM F 1920 and water use as determined by ANSI/NSF 3.
  4. Water use as determined by ANSI/NSF 3.
  5. Daily energy use as determined by ANSI/ASHRAE Standard 72 with temperature set points at 38°F for medium temp refrigerators, 0°F for low temp freezers, and -15°F for ice cream freezers.
  6. Heavy-load cooking-energy efficiency and idle rate as determined by ASTM F 1361.
  7. Heavy-load (French fry) cooking-energy efficiency and idle rate as determined by ASTM F 2144.
  8. Heavy-load cooking-energy efficiency and idle rate as determined by ASTM F 1605.
  9. Heavy-load cooking-energy efficiency and idle rate as determined by ASTM F 1275.
  10. Idle rate as determined by ASTM F 2140.
  11. Energy and water use as determined by ARI 810.
  12. Heavy-load (potato) cooking-energy efficiency and idle rate as determined by ASTM F 1496.
  13. Heavy-load (potato) cooking-energy efficiency and idle rate as determined by ASTM F 1484.

Related Code Sections


609.2.3 ENERGY CONSERVATION, EFFICIENCY AND CO2e EMISSION REDUCTION, Commercial Food Service Equipment
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