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LEED BD+C: New Construction | v4

Appendix 3. Retail process load baselines

Required

Requirements

Table 1a. Commercial kitchen appliance prescriptive measures and baseline for energy cost budget (IP units)

Baseline energy usage for energy modeling path Levels for prescriptive path
Appliance type Fuel Function Baseline efficiency Baseline idle rate Prescriptive efficiency Prescriptive idle rate
Broiler, underfired Gas Cooking 30% 16,000 Btu/h/ft2 peak input 35% 12,000 Btu/h/ft2 peak input
Combination ovens, steam mode (P = pan capacity) Elec Cooking 40% steam mode 0.37P+4.5 kW 50% steam mode 0.133P+0.6400 kW
Combination ovens, steam mode Gas Cooking 20% steam mode 1,210P+35,810 Btu/h 38% steam mode 200P+6,511 Btu/h
Combination ovens, convection mode Elec Cooking 65% convection mode 0.1P+1.5 kW 70% convection mode 0.080P+0.4989 kW
Combination ovens, convection mode Gas Cooking 35% convection mode 322P+13,563 Btu/h 44% convection mode 150P+5,425 Btu/h
Convection oven, full-size Elec Cooking 65% 2.0 kW 71% 1.6 kW
Convection oven, full-size Gas Cooking 30% 18,000 Btu/h 46% 12,000 Btu/h
Convection oven, half-size Elec Cooking 65% 1.5 kW 71% 1.0 kW
Conveyor oven, > 25-inch belt Gas Cooking 20% 70,000 Btu/h 42% 57,000 Btu/h
Conveyor oven, ≤ 25-inch belt Gas Cooking 20% 45,000 Btu/h 42% 29,000 Btu/h
Fryer Elec Cooking 75% 1.05 kW 80% 1.0 kW
Fryer Gas Cooking 35% 14,000 Btu/h 50% 9,000 Btu/h
Griddle (based on 3 ft model) Elec Cooking 60% 400 W/ft2 70% 320 W/ft2
Griddle (based on 3 ft model) Gas Cooking 30% 3,500 Btu/h/ft2 38% 2,650 Btu/h/ft2
Hot food holding cabinets (excluding drawer warmers and heated display),  0 < V < 13 ft³  (V = volume) Elec Cooking na 40 W/ft3 na 21.5V  Watts
Hot food holding cabinets (excluding drawer warmers and heated display), 13 ≤ V < 28 ft³ Elec Cooking na 40 W/ft3 na 2.0V + 254 Watts
Hot food holding cabinets (excluding drawer warmers and heated display), 28 ft³ ≤ V Elec Cooking na 40 W/ft3 na 3.8V + 203.5 Watts
Large vat fryer Elec Cooking 75% 1.35 kW 80% 1.1 kW
Large vat fryer Gas Cooking 35% 20,000 Btu/h 50% 12,000 Btu/h
Rack oven, double Gas Cooking 30% 65,000 Btu/h 50% 35,000 Btu/h
Rack oven, single Gas Cooking 30% 43,000 Btu/h 50% 29,000 Btu/h
Range Elec Cooking 70%   80%  
Range Gas Cooking 35% na  40% and no standing pilots na
Steam cooker, batch cooking Elec Cooking 26% 200 W/pan 50% 135 W/pan
Steam cooker, batch cooking Gas Cooking 15% 2,500 Btu/h/pan 38% 2,100 Btu/h/pan
Steam cooker, high production or cook to order Elec Cooking 26% 330 W/pan 50% 275 W/pan
Steam cooker, high production or cook to order Gas Cooking 15% 5,000 Btu/h/pan 38% 4,300 Btu/h/pan
Toaster Elec Cooking 1.8 kW average operating energy rate na 1.2 kW average operating energy rate
Ice machine, IMH (ice-making head, H = ice harvest), H > 450 lb/day Elec Ice 6.89 - 0.0011H kWh/100 lb ice na 37.72*H-0.298 kWh/100 lb ice na
Ice machine, IMH (ice-making head), H < 450 lb/day Elec Ice 10.26 – 0.0086H kWh/100 lb ice na 37.72*H-0.298 kWh/100 lb ice na
Ice machine, RCU (remote condensing unit, w/o remote compressor, H < 1,000 lb/day Elec Ice 8.85 - 0.0038H kWh/100lb ice na 22.95*H-0.258 + 1.00 kWh/100 lb ice na
Ice machine, RCU (remote condensing unit), 1600 > H > 1000 lb/day Elec ice 5.10 kWh/100 lb ice na 22.95*H-0.258 + 1.00 kWh/100 lb ice na
Ice machine, RCU (remote condensing unit),   H ≥ 1600 lb/day Elec Ice 5.10 kWh/100lb ice na -0.00011*H + 4.60  kWh/100 lb ice na
Ice machine, SCU (self-contained unit), H < 175 lb/day Elec Ice 18.0 - 0.0469H kWh/100lb ice na 48.66*H-0.326 + 0.08 kWh/100 lb ice na
Ice machine self-contained unit, H > 175 lb/day Elec Ice 9.80 kWh/100 lb ice na 48.66*H-0.326 + 0.08 kWh/100 lb ice na
Ice machine, water-cooled ice-making head, H > 1436 lb/day (must be on chilled loop) Elec Ice 4.0 kWh/100 lb ice na 3.68 kWh/100 lb ice na
Ice machine, water-cooled ice-making head, 500 lb/day < H < 1436 (must be on chilled loop) Elec Ice 5.58 – 0.0011H kWh/100 lb ice na 5.13 - 0.001H kWh/100 lb ice na
Ice machine, water-cooled ice-making head, H < 500 lb/day (must be on chilled loop) Elec Ice 7.80 – 0.0055H kWh/100 lb ice na 7.02 - 0.0049H kWh/100 lb ice na
Ice machine, water-cooled once-through (open loop) Elec Ice Banned Banned Banned Banned
Ice machine, water-cooled SCU (self-contained unit), H < 200 lb/day (must be on chilled loop) Elec Ice 11.4 – 0.0190H kWh/100 lb ice na 10.6 - 0.177H kWh/100 lb ice na
Ice machine, water-cooled self-contained unit, H > 200 lb/day (must be on chilled loop) Elec Ice 7.6 kWh/100 lb ice na 7.07 kWh/100 lb ice na
Chest freezer, solid or glass door Elec Refrig 0.45V + 0.943 kWh/day na ≤ 0.270V + 0.130 kWh/day na
Chest refrigerator, solid or glass door Elec Refrig 0.1V + 2.04 kWh/day na ≤ 0.125V + 0.475 kWh/day na
Glass-door reach-in freezer,
0 < V < 15 ft³
Elec Refrig 0.75V + 4.10 kWh/day na ≤ 0.607V + 0.893 kWh/day na
Glass-door reach-in freezer,
15 ≤ V < 30 ft³
Elec Refrig .75V + 4.10 kWh/day na ≤ 0.733V – 1.00 kWh/day na
Glass-door reach-in freezer, 30 ≤ V < 50 ft³ Elec Refrig .75V + 4.10 kWh/day na ≤ 0.250V + 13.50 kWh/day na
Glass-door reach-in freezer, 50 ≤ V ft³ Elec Refrig 0.75V + 4.10 kWh/day na ≤ 0.450V + 3.50 kWh/day na
Glass-door reach-in refrigerator,  0 < V < 15 ft³ Elec Refrig 0.12V + 3.34 kWh/day na ≤ 0.118V + 1.382 kWh/day na
Glass-door reach-in refrigerator, 15 ≤ V < 30 ft³ Elec Refrig 0.12V + 3.34 kWh/day na ≤ 0.140V + 1.050 kWh/day na
Glass-door reach-in refrigerator, 30 ≤ V < 50 ft³ Elec Refrig 0.12V + 3.34 kWh/day na ≤ 0.088V + 2.625 kWh/day na
Glass-door reach-in refrigerator, 50 ≤ V ft³ Elec Refrig 0.12V + 3.34 kWh/day na ≤ 0.110V + 1.500 kWh/day na
Solid-door reach-in freezer, 0 < V < 15 ft³ Elec Refrig 0.4V + 1.38 kWh/day na ≤ 0.250V + 1.25 kWh/day na
Solid-door reach-in freezer, 15 ≤ V < 30 ft³ Elec Refrig 0.4V + 1.38 kWh/day na ≤ 0.400V – 1.000 kWh/day na
Solid-door reach-in freezer, 30 ≤ V < 50 ft³ Elec Refrig 0.4V + 1.38 kWh/day na ≤ 0.163V + 6.125 kWh/day na
Solid-door reach-in freezer, 50 ≤ V ft³ Elec Refrig 0.4V + 1.38 kWh/day na ≤ 0.158V + 6.333 kWh/day na
Solid-door reach-in refrigerator, 0 < V < 15 ft³ Elec Refrig 0.1V + 2.04 kWh/day na ≤ 0.089V + 1.411 kWh/day na
Solid-door reach-in refrigerator, 15 ≤ V < 30 ft³ Elec Refrig 0.1V + 2.04 kWh/day na ≤ 0.037V + 2.200 kWh/day na
Solid-door reach-in refrigerator, 30 ≤ V < 50 ft³ Elec Refrig 0.1V + 2.04 kWh/day na ≤ 0.056V + 1.635 kWh/day na
Solid-door reach-in refrigerator, 50 ≤ V ft³ Elec Refrig 0.1V + 2.04 kWh/day na ≤ 0.060V + 1.416 kWh/day na
Clothes washer Gas Sanitation 1.72 MEF  na 2.00 MEF  na
Door-type dish machine, high temp Elec Sanitation na 1.0 kW na 0.70 kW
Door-type dish machine, low temp Elec Sanitation na 0.6 kW na 0.6 kW
Multitank rack conveyor dish machine, high temp Elec Sanitation na 2.6 kW na 2.25 kW
Multitank rack conveyor dish machine, low temp Elec Sanitation  na 2.0 kW na 2.0 kW
Single-tank rack conveyor dish machine, high temp Elec Sanitation na 2.0 kW na 1.5 kW
Single-tank rack conveyor dish machine, low temp Elec Sanitation na 1.6 kW na 1.5 kW
Undercounter dish machine, high temp Elec Sanitation na 0.9 kW na 0.5 kW
Undercounter dish machine, low temp Elec Sanitation na 0.5 kW na 0.5 kW
The energy efficiency, idle energy rates, and water use requirements, where applicable, are based on the following test methods:
ASTM F1275 Standard Test Method for Performance of Griddles
ASTM F1361 Standard Test Method for Performance of Open Deep Fat Fryers
ASTM F1484 Standard Test Methods for Performance of Steam Cookers
ASTM F1496 Standard Test Method for Performance of Convection Ovens
ASTM F1521 Standard Test Methods for Performance of Range Tops
ASTM F1605 Standard Test Method for Performance of Double-Sided Griddles
ASTM F1639 Standard Test Method for Performance of Combination Ovens
ASTM F1695 Standard Test Method for Performance of Underfired Broilers
ASTM F1696 Standard Test Method for Energy Performance of Single-Rack Hot Water Sanitizing, ASTM Door-Type Commercial Dishwashing Machines
ASTM F1704 Standard Test Method for Capture and Containment Performance of Commercial Kitchen Exhaust Ventilation Systems
ASTM F1817 Standard Test Method for Performance of Conveyor Ovens
ASTM F1920 Standard Test Method for Energy Performance of Rack Conveyor, Hot Water Sanitizing, Commercial Dishwashing Machines
ASTM F2093 Standard Test Method for Performance of Rack Ovens
ASTM F2140 Standard Test Method for Performance of Hot Food Holding Cabinets
ASTM F2144 Standard Test Method for Performance of Large Open Vat Fryers
ASTM F2324 Standard Test Method for Prerinse Spray Valves
ASTM F2380 Standard Test Method for Performance of Conveyor Toasters
ARI 810-2007: Performance Rating of Automatic Commercial Ice Makers
ANSI/ASHRAE Standard 72–2005: Method of Testing Commercial Refrigerators and Freezers with temperature setpoints at 38°F for medium-temp refrigerators, 0°F for low-temp freezers, and -15°F for ice cream freezers
 

Table 1b. Commercial Kitchen Appliance Prescriptive Measures and Baseline for Energy Cost Budget (SI units)

Baseline energy usage for energy modeling path Levels for prescriptive path
Appliance type Fuel Function Baseline efficiency Baseline idle rate Prescriptive efficiency Prescriptive idle rate
Broiler, underfired Gas Cooking 30% 50.5 kW/m2 35% 37.9 kW/m2
Combination oven, steam mode (P = pan capacity) Elec Cooking 40% steam mode 0.37P+4.5 kW 50% steam mode 0.133P+0.6400 kW
Combination oven, steam mode Gas Cooking 20% steam mode (1 210P+
35 810)/3 412 kW
38% steam mode (200P+6 511)/
3 412 kW
Combination oven, convection mode Elec Cooking 65% convection mode 0.1P+1.5 kW 70% convection mode 0.080P+0.4989 kW
Combination oven, convection mode Gas Cooking 35% convection mode (322P+
13 563)/
3412 kW
44% convection mode (150P+5 425)/
3412 kW
Convection oven, full-size Elec Cooking 65% 2.0 kW 71% 1.6 kW
Convection oven, full-size Gas Cooking 30% 5.3 kW 46% 3.5 kW
Convection oven, half-size Elec Cooking 65% 1.5 kW 71% 1.0 kW
Conveyor oven, > 63.5 cm belt Gas Cooking 20% 20.5 kW 42% 16.7 kW
Conveyor oven, < 63.5 cm  belt Gas Cooking 20% 13.2 kW 42% 8.5 kW
Fryer Elec Cooking 75% 1,05 kW 80% 1.0 kW
Fryer Gas Cooking 35% 4.1 kW 50% 2.64 kW
Griddle (based on 90-cm model) Elec Cooking 60% 4.3 kW/m2 70% 3 .45 kW/m2
Griddle (based on 90-cm model) Gas Cooking 30% 11 kW/m2 33% 8.35 kW/m2
Hot food holding cabinets (excluding drawer warmers and heated display) 0 < V < 0.368 m3 (V = volume) Elec Cooking na 1.4 kW/m3 na (21.5*V)/0.0283 kW/m3
Hot food holding cabinets (excluding drawer warmers and heated display), 0.368 ≤ V < 0.793 m3 Elec Cooking na 1.4 kW/m3 na (2.0*V + 254)/0.0283 kW/m3
Hot food holding cabinets (excluding drawer warmers and heated display), 0.793 m3  ≤ V Elec Cooking na 1.4 kW/m3 na (3.8*V + 203.5)/0.0283 kW/m3
Large vat fryer Elec Cooking 75% 1.35 kW 80% 1.1 kW
Large vat fryer Gas Cooking 35% 5.86 kW 50% 3.5 kW
Rack oven, double Gas Cooking 30% 19 kW 50% 10.25 kW
Rack oven, single Gas Cooking 30% 12.6 kW 50% 8.5 kW
Range Elec Cooking 70%  na 80%  na
Range Gas Cooking 35% na  40% and no standing pilots na
Steam cooker, batch cooking Elec Cooking 26% 200 W/pan 50% 135 W/pan
Steam cooker, batch cooking Gas Cooking 15% 733 W/pan 38% 615 W/pan
Steam cooker, high production or cook to order Elec Cooking 26% 330 W/pan 50% 275 W/pan
Steam cooker, high production or cook to order Gas Cooking 15% 1.47 kW/pan 38% 1.26 kW/pan
Toaster Elec Cooking na 1.8 kW average operating energy rate na 1.2 kW average operating energy rate
Ice machine, IMH (ice making head, H = ice harvest) H 204 kg/day Elec Ice 0.0015 - 5.3464E-07 kWh/kg ice na ≤ 13.52*H-0.298  kWh/100 kg ice na
Ice machine, IMH (ice making head), H < 204 kg/day Elec Ice 0.2262 - 4.18E-04
kWh/kg ice
na ≤ 13.52*H-0.298  kWh/100 kg ice na
Ice machine, RCU  (remote condensing unit, w/o remote compressor) H < 454 kg/day Elec Ice 0.1951 - 1.85E-04
kWh/kg ice
na ≤ 111.5835H-0.258) + 2.205 kWh/100 kg ice na
Ice machine, RCU (remote condensing unit) 726 > H 454 kg/day Elec Ice 0.1124  kWh/kg ice na ≤ 111.5835H-0.258) + 2.205 kWh/100 kg ice na
Ice machine, RCU (remote condensing unit),   H > 726kg/day Elec Ice 0.1124  kWh/kg ice na ≤ -0.00024H + 4.60 kWh/100 kg ice na
Ice machine, SCU (self contained unit), H < 79 kg/day Elec Ice 0.3968 - 2.28E-03
kWh/kg ice
na 236.59H-0.326 +0.176 kWh/100 kg ice na
Ice machine, SCU (self contained unit), H 79 kg/day Elec Ice 0.2161  kWh/kg ice na 236.59H-0.326 +0.176 kWh/100 kg ice na
Ice machine, water-cooled ice-making head,  H 651 kg/day(must be on a chilled loop) Elec Ice 0.0882  kWh/kg ice na ≤ 8.11 kWh/100 kg ice na
Ice machine, water-cooled ice-making head,  227 H < 651 kg/day (must be on a chilled loop) Elec Ice 0.1230 - 5.35E-05
kWh/kg ice
na ≤ 11.31 - 0.065H kWh/100 kg ice na
Ice machine, water-cooled ice-making head, H < 227 kg/day( must be on a chilled loop) Elec Ice 0.1720 - 2.67E-04
kWh/kg ice
na ≤ 15.48 - 0.0238H kWh/100 kg ice na
Ice machine, water-cooled once-through (open loop) Elec Ice Banned Banned Banned Banned
Ice machine, water cooled SCU (self-contained unit) H < 91 kg/day (must be on a chilled loop) Elec Ice 0.2513 - 9.23E-04
kWh/kg ice
na ≤ 23.37-0.086H kWh/100 kg ice na
Ice machine, water cooled SCU (self-contained unit) H > 91 kg/day (must be on a chilled loop) Elec Ice 0.1676  kWh/kg ice na 15.57 kWh/100 kg ice na
Chest freezer, solid or glass door Elec Refrig 15.90V + 0.943 kWh/day na 9.541V + 0.130 kWh/day na
Chest refrigerator, solid or glass door Elec Refrig 3.53V + 2.04 kWh/day na ≤ 4.417 V + 0.475 kWh/day na
Glass-door reach-in freezer, 0 < V < 0.42 m3 Elec Refrig 26.50V + 4.1 kWh/day na ≤ 21.449V + 0.893 kWh/day na
Glass-door reach-in freezer, 0.42 ≤ V < 0.85 m3 Elec Refrig 26.50V + 4.1 kWh/day na ≤ 25.901V – 1.00 kWh/day na
Glass-door reach-in freezer, 0.85 ≤ V < 1.42 m3 Elec Refrig 26.50V + 4.1 kWh/day na ≤ 8.834V + 13.50 kWh/day na
Glass-door reach-in freezer, 1.42 ≤ V m3 Elec Refrig 26.50V + 4.1 kWh/day na ≤ 15.90V + 3.50 kWh/day na
Glass-door reach-in refrigerator, 0 < V < 0.42m3 Elec Refrig 4.24V + 3.34 kWh/day na ≤ 4.169V + 1.382 kWh/day na
Glass-door reach-in refrigerator, 0.42 ≤ V < 0.85 m3 Elec Refrig 4.24V + 3.34 kWh/day na ≤ 4.947V + 1.050 kWh/day na
Glass-door reach-in refrigerator, 0.85 ≤ V < 1.42 m3 Elec Refrig 4.24V + 3.34 kWh/day na ≤ 3.109V + 2.625 kWh/day na
Glass-door reach-in refrigerator, 1.42 ≤ V m3 Elec Refrig 4.24V + 3.34 kWh/day na ≤ 3.887V + 1.500 kWh/day na
Solid-door reach-in freezer, 0 < V < 0.42 m3 Elec Refrig 14.13V + 1.38 kWh/day na ≤ 8.834V + 1.25 kWh/day na
Solid-door reach-in freezer, 0.42 ≤ V < 0.85 m3 Elec Refrig 14.13V + 1.38 kWh/day na ≤ 4.819V – 1.000 kWh/day na
Solid-door reach-in freezer, 0.85 ≤ V < 1.42 m3 Elec Refrig 14.13V + 1.38 kWh/day na ≤ 5.760V + 6.125 kWh/day na
Solid-door reach-in freezer, 1.42 ≤ V m3 Elec Refrig 14.13V + 1.38 kWh/day na ≤ 5.583V + 6.333 kWh/day na
Solid-door reach-in refrigerator, 0 < V < 0.42m3 Elec Refrig 3.53V + 2.04 kWh/day na ≤ 3.145V + 1.411 kWh/day na
Solid-door reach-in refrigerator, 0.42 ≤ V < 0.85 m3 Elec Refrig 3.53V + 2.04 kWh/day na ≤ 1.307V + 2.200 kWh/day na
Solid-door reach-in refrigerator, 0.85 ≤ V < 1.42 m3 Elec Refrig 3.53V + 2.04 kWh/day na ≤ 1.979V + 1.635 kWh/day na
Solid-door reach-in refrigerator, 1.42 ≤ V m3 Elec Refrig 3.53V + 2.04 kWh/day na ≤ 2.120V + 1.416 kWh/day na
Clothes washer Gas Sanitation 1.72 MEF   2.00 MEF  
Door-type dish machine, high temp Elec Sanitation na 1.0 kW na 0.70 kW
Door-type dish machine, low temp Elec Sanitation na 0.6 kW na 0.6 kW
Multitank rack conveyor dish machine, high temp Elec Sanitation na 2.6 kW na 2.25 kW
Multitank rack conveyor dish machine, low temp Elec Sanitation na 2.0 kW na 2.0 kW
Single-tank rack conveyor dish machine, high temp Elec Sanitation na 2.0 kW na 1.5 kW
Single-tank rack conveyor dish machine, low temp Elec Sanitation na 1.6 kW na 1.5 kW
Undercounter dish machine, high temp Elec Sanitation na 0.9 kW na 0.5 kW
Undercounter dish machine, low temp Elec Sanitation na 0.5 kW na 0.5 kW
The energy efficiency, idle energy rates, and water use requirements, where applicable, are based on the following test methods:
ASTM F1275 Standard Test Method for Performance of Griddles
ASTM F1361 Standard Test Method for Performance of Open Deep Fat Fryers
ASTM F1484 Standard Test Methods for Performance of Steam Cookers
ASTM F1496 Standard Test Method for Performance of Convection Ovens
ASTM F1521 Standard Test Methods for Performance of Range Tops
ASTM F1605 Standard Test Method for Performance of Double-Sided Griddles
ASTM F1639 Standard Test Method for Performance of Combination Ovens
ASTM F1695 Standard Test Method for Performance of Underfired Broilers
ASTM F1696 Standard Test Method for Energy Performance of Single-Rack Hot Water Sanitizing, ASTM Door-Type Commercial Dishwashing Machines
ASTM F1704 Standard Test Method for Capture and Containment Performance of Commercial Kitchen Exhaust Ventilation Systems
ASTM F1817 Standard Test Method for Performance of Conveyor Ovens
ASTM F1920 Standard Test Method for Energy Performance of Rack Conveyor, Hot Water Sanitizing, Commercial Dishwashing Machines
ASTM F2093 Standard Test Method for Performance of Rack Ovens
ASTM F2140 Standard Test Method for Performance of Hot Food Holding Cabinets
ASTM F2144 Standard Test Method for Performance of Large Open Vat Fryers
ASTM F2324 Standard Test Method for Prerinse Spray Valves
ASTM F2380 Standard Test Method for Performance of Conveyor Toasters
ARI 810-2007: Performance Rating of Automatic Commercial Ice Makers
ANSI/ASHRAE Standard 72–2005: Method of Testing Commercial Refrigerators and Freezers with temperature setpoints at 38°F (3°C) for mediumtemp refrigerators, -18°C for low-temp freezers, and -26°C for ice cream freezers.

Table 2. Supermarket refrigeration prescriptive measures and baseline for energy cost budget

Item  
Attribute
Prescriptive measure Baseline for energy modeling path
Commercial Refrigerator and Freezers Energy Use Limits ASHRAE 90.1-2010 Addendum g. Table 6.8.1L ASHRAE 90.1-2010 Addendum g. Table 6.8.1L
Commercial Refrigeration Equipment Energy Use Limits ASHRAE 90.1-2010 Addendum g. Table 6.8.1M ASHRAE 90.1-2010 Addendum g. Table 6.8.1M

Table 3. Walk-in coolers and freezers prescriptive measures and baseline for energy cost budget

Item  
Attribute
Prescriptive measure Baseline for energy modeling path
Envelope Freezer insulation R-46 R-36
Cooler insulation R-36 R-20
Automatic closer doors Yes No
High-efficiency low- or no-heat reach-in doors 40W/ft (130W/m) of door frame (low temperature), 17W/ft (55W/m) of door frame (medium temperature) 40W/ft (130W/m) of door frame (low temperature), 17W/ft (55W/m) of door frame (medium temperature)
Evaporator Evaporator fan motor and control Shaded pole and split phase motors prohibited; use PSC or EMC motors Constant-speed fan
Hot gas defrost No electric defrosting. Electric defrosting
Condenser Air-cooled condenser fan motor and control Shaded pole and split phase motors prohibited; use PSC or EMC motors; add condenser fan controllers Cycling one-speed fan
Air Cooled condenser design approach Floating head pressure controls or ambient subcooling 10°F (-12°C) to 15°F
(-9°C) dependent on suction temperature
Lighting Lighting power density (W/sq.ft.) 0.6 W/sq.ft.
(6.5 W/sq. meter)
0.6 W/sq.ft.
(6.5 W/sq. meter)
Commercial Refrigerator and Freezers Energy Use Limits N/A Use an Exceptional Calculation Method if attempting to take savings
Commercial Refrigerator and Freezers Energy Use Limits N/A Use an Exceptional Calculation Method if attempting to take savings

Table 4. Commercial kitchen ventilation prescriptive measures and baseline for energy cost budget

Strategies Prescriptive measure Baseline
Kitchen hood control ASHRAE 90.1-2010 Section 6.5.7.1, except that Section 6.5.7.1.3 and Section 6.5.7.1.4 shall apply if the total kitchen exhaust airflow rate exceeds 2,000 cfm (960 L/s) (as opposed to 5,000 cfm (2,400 L/s) noted in the ASHRAE 90.1-2010 requirements) ASHRAE 90.1-2010 Section 6.5.7.1 and Section G3.1.1 Exception (d) where applicable

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