ASHRAE-90.1-2022- - Page 345
Extracted Content
Table G3.9.1 Performance Rating Method Motor Efficiency Requirements
| Shaft Input Power | Full-Load Motor Efficiency for Modeling, % |
|---|---|
| 1.0 | 82.5 |
| 1.5 | 84.0 |
| 2.0 | 84.0 |
| 3.0 | 87.5 |
| 5.0 | 87.5 |
| 7.5 | 89.5 |
| 10.0 | 89.5 |
| 15.0 | 91.0 |
| 20.0 | 91.0 |
| 25.0 | 92.4 |
| 30.0 | 92.4 |
| 40.0 | 93.0 |
| 50.0 | 93.0 |
| 60.0 | 93.6 |
| 75.0 | 94.1 |
| 100.0 | 94.5 |
| 125.0 | 94.5 |
| 150.0 | 95.0 |
| 200.0 | 95.0 |
Table G3.9.2 Performance Rating Method Baseline Elevator Motor
| Number of Stories (Including Basement) | Motor Type | Counterweight | Mechanical Efficiency | Motor Efficiencya |
|---|---|---|---|---|
| 4 | Hydraulic | None | 58% | Table G3.9.3 |
| >4 | Traction | Proposed design counterweight, if not specified use weight of the car plus 40% of the rated load | 64% | Table G3.9.3 |
a. Use the efficiency for the next motor size greater than the calculated bhp.
Table G3.9.3 Performance Rating Method Hydraulic Elevator Motor Efficiency
| Shaft Input Power | Full-Load Motor Efficiency for Modeling, % |
|---|---|
| 10 | 72% |
| 20 | 75% |
| 30 | 78% |
| 40 | 78% |
| 100 | 80% |
Table G3.10.1 Performance Rating Method Commercial Refrigerators and Freezers
| Equipment Type | Application | Energy Use Limits, kWh/day | Test Procedure |
|---|---|---|---|
| Refrigerator with solid_doors_ | Holding temperature | 0.125 ×_V _+ 2.76 | AHRI 1200 |
| Refrigerator with transparent_doors_ | Refrigerator with transparent_doors_ | 0.172 ×_V _+ 4.77 | 0.172 ×_V _+ 4.77 |
| Freezers with solid_doors_ | Freezers with solid_doors_ | 0.398 ×_V _+ 2.28 | 0.398 ×_V _+ 2.28 |
| Freezers with transparent_doors_ | Freezers with transparent_doors_ | 0.94 ×_V _+ 5.10 | 0.94 ×_V _+ 5.10 |
| Refrigerators/freezers with solid_doors_ | Refrigerators/freezers with solid_doors_ | 0.12 ×_V _+ 4.77 | 0.12 ×_V _+ 4.77 |
| Commercial refrigerators | Pulldown | 0.181 ×_V _+ 5.01 | 0.181 ×_V _+ 5.01 |
| Note:V is the chiller or frozen compartment volume (ft3) as defined in Association of Home Appliance Manufacturers Standard HRF-1. | Note:V is the chiller or frozen compartment volume (ft3) as defined in Association of Home Appliance Manufacturers Standard HRF-1. | Note:V is the chiller or frozen compartment volume (ft3) as defined in Association of Home Appliance Manufacturers Standard HRF-1. | Note:V is the chiller or frozen compartment volume (ft3) as defined in Association of Home Appliance Manufacturers Standard HRF-1. |
ANSI/ASHRAE/IES Standard 90.1-2022 (I-P) 343