ton of refrigeration (IT) | 1 TR | 2 TR | 3 TR | 4 TR | 5 TR | 6 TR | 7 TR | 8 TR | 9 TR | 10 TR | 11 TR | 12 TR | 13 TR | 14 TR | 15 TR | 16 TR | 17 TR | 18 TR | 19 TR | 20 TR | 21 TR | 22 TR | 23 TR | 24 TR | 25 TR | 26 TR | 27 TR | 28 TR | 29 TR | 30 TR | 31 TR | 32 TR | 33 TR | 34 TR | 35 TR | 36 TR | 37 TR | 38 TR | 39 TR | 40 TR | 41 TR | 42 TR | 43 TR | 44 TR | 45 TR | 46 TR | 47 TR | 48 TR | 49 TR | 50 TR | 51 TR | 52 TR | 53 TR | 54 TR | 55 TR | 56 TR | 57 TR | 58 TR | 59 TR | 60 TR | 61 TR | 62 TR | 63 TR | 64 TR | 65 TR | 66 TR | 67 TR | 68 TR | 69 TR | 70 TR | 71 TR | 72 TR | 73 TR | 74 TR | 75 TR | 76 TR | 77 TR | 78 TR | 79 TR | 80 TR | 81 TR | 82 TR | 83 TR | 84 TR | 85 TR | 86 TR | 87 TR | 88 TR | 89 TR | 90 TR | 91 TR | 92 TR | 93 TR | 94 TR | 95 TR | 96 TR | 97 TR | 98 TR | 99 TR | 100 TR |
nanowatt | 3 516 853 000 000 nW | 7 033 706 000 000 nW | 10 550 559 000 000 nW | 14 067 412 000 000 nW | 17 584 265 000 000 nW | 21 101 118 000 000 nW | 24 617 971 000 000 nW | 28 134 824 000 000 nW | 31 651 677 000 000 nW | 35 168 530 000 000 nW | 38 685 383 000 000 nW | 42 202 236 000 000 nW | 45 719 089 000 000 nW | 49 235 942 000 000 nW | 52 752 795 000 000 nW | 56 269 648 000 000 nW | 59 786 501 000 000 nW | 63 303 354 000 000 nW | 66 820 207 000 000 nW | 70 337 060 000 000 nW | 73 853 913 000 000 nW | 77 370 766 000 000 nW | 80 887 619 000 000 nW | 84 404 472 000 000 nW | 87 921 325 000 000 nW | 91 438 178 000 000 nW | 94 955 031 000 000 nW | 98 471 884 000 000 nW | 1.01988737 × 1014 nW | 1.0550559 × 1014 nW | 1.09022443 × 1014 nW | 1.12539296 × 1014 nW | 1.16056149 × 1014 nW | 1.19573002 × 1014 nW | 1.23089855 × 1014 nW | 1.26606708 × 1014 nW | 1.30123561 × 1014 nW | 1.33640414 × 1014 nW | 1.37157267 × 1014 nW | 1.4067412 × 1014 nW | 1.44190973 × 1014 nW | 1.47707826 × 1014 nW | 1.51224679 × 1014 nW | 1.54741532 × 1014 nW | 1.58258385 × 1014 nW | 1.61775238 × 1014 nW | 1.65292091 × 1014 nW | 1.68808944 × 1014 nW | 1.72325797 × 1014 nW | 1.7584265 × 1014 nW | 1.79359503 × 1014 nW | 1.82876356 × 1014 nW | 1.86393209 × 1014 nW | 1.89910062 × 1014 nW | 1.93426915 × 1014 nW | 1.96943768 × 1014 nW | 2.00460621 × 1014 nW | 2.03977474 × 1014 nW | 2.07494327 × 1014 nW | 2.1101118 × 1014 nW | 2.14528033 × 1014 nW | 2.18044886 × 1014 nW | 2.21561739 × 1014 nW | 2.25078592 × 1014 nW | 2.28595445 × 1014 nW | 2.32112298 × 1014 nW | 2.35629151 × 1014 nW | 2.39146004 × 1014 nW | 2.42662857 × 1014 nW | 2.4617971 × 1014 nW | 2.49696563 × 1014 nW | 2.53213416 × 1014 nW | 2.56730269 × 1014 nW | 2.60247122 × 1014 nW | 2.63763975 × 1014 nW | 2.67280828 × 1014 nW | 2.70797681 × 1014 nW | 2.74314534 × 1014 nW | 2.77831387 × 1014 nW | 2.8134824 × 1014 nW | 2.84865093 × 1014 nW | 2.88381946 × 1014 nW | 2.91898799 × 1014 nW | 2.95415652 × 1014 nW | 2.98932505 × 1014 nW | 3.02449358 × 1014 nW | 3.05966211 × 1014 nW | 3.09483064 × 1014 nW | 3.12999917 × 1014 nW | 3.1651677 × 1014 nW | 3.20033623 × 1014 nW | 3.23550476 × 1014 nW | 3.27067329 × 1014 nW | 3.30584182 × 1014 nW | 3.34101035 × 1014 nW | 3.37617888 × 1014 nW | 3.41134741 × 1014 nW | 3.44651594 × 1014 nW | 3.48168447 × 1014 nW | 3.516853 × 1014 nW |
A ton of refrigeration (TR), also called a refrigeration ton (RT), is a unit of power used in some countries (especially in North America) to describe the heat-extraction capacity of refrigeration and air conditioning equipment.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
ton of refrigeration (IT) | TR | ≡ 2000 lb × iceIT / 24 h: iceIT = 144 °F × 2326 J/kg·°F | ≈ 3.516853×103 W | Imperial/US |
tons of refrigeration (IT) | nanowatts | tons of refrigeration (IT) | nanowatts |
---|---|---|---|
1 | ≈ 3516853000000 | 6 | ≈ 21101118000000 |
2 | ≈ 7033706000000 | 7 | ≈ 24617971000000 |
3 | ≈ 10550559000000 | 8 | ≈ 28134824000000 |
4 | ≈ 14067412000000 | 9 | ≈ 31651677000000 |
5 | ≈ 17584265000000 | 10 | ≈ 35168530000000 |
The nanowatt (nW) is equal to one billionth (10−9) of a watt. Important powers that are measured in nanowatts are also typically used in reference to radio and radar receivers.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
nanowatt | nW | = 10-9 W | = 10-9 W | Metric system SI |
nanowatts | tons of refrigeration (IT) | nanowatts | tons of refrigeration (IT) |
---|---|---|---|
1 | ≈ 2.8434512332475E-13 | 6 | ≈ 1.7060707399485E-12 |
2 | ≈ 5.6869024664949E-13 | 7 | ≈ 1.9904158632732E-12 |
3 | ≈ 8.5303536997424E-13 | 8 | ≈ 2.274760986598E-12 |
4 | ≈ 1.137380493299E-12 | 9 | ≈ 2.5591061099227E-12 |
5 | ≈ 1.4217256166237E-12 | 10 | ≈ 2.8434512332475E-12 |
tons of refrigeration (IT) | nanowatts |
---|---|
1 | ≈ 3 516 853 000 000 |
2.8434512332475 × 10-13 | ≈ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |