Hermetic Compressor - Tecumseh
Hermetic Compressor - Tecumseh
Hermetic Compressor - Tecumseh
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107<br />
Table A-1: continued<br />
Capillary Tube, Length - OD<br />
Evaporator Temperature, °F<br />
Refrigerant Btu/h per circuit -10 20 45<br />
500 17 ft - 0.031" 18 ft - 0.031" 19 ft - 0.031"<br />
750 16 ft - 0.036" 17 ft - 0.036" 18 ft - 0.036"<br />
1,000 9 ft - 0.036" 9 ft - 0.036" 10 ft - 0.036"<br />
1,250 12 ft - 0.042" 13 ft - 0.042" 14 ft - 0.042"<br />
1,500 9 ft - 0.042" 9 ft - 0.042" 10 ft - 0.042"<br />
404A/507<br />
2,000 15 ft - 0.052" 16 ft - 0.052" 17 ft - 0.052"<br />
3,000 13 ft - 0.059" 14 ft - 0.059" 14 ft - 0.059"<br />
4,000 11 ft - 0.064" 12 ft - 0.064" 12 ft - 0.064"<br />
6,000 13 ft - 0.059" (2) 14 ft - 0.059" (2) 14 ft - 0.059" (2)<br />
8,000 11 ft - 0.064" (2) 12 ft - 0.064" (2) 12 ft - 0.064" (2)<br />
10,000 10 ft - 0.059" (3) 11 ft - 0.059" (3) 11 ft - 0.059" (3)<br />
12,000 11 ft - 0.064" (3) 12 ft - 0.064" (3) 12 ft - 0.064" (3)<br />
Table A-2: Capillary tube correction factors assume a 115°F liquid temperature<br />
and 3 ft of heat exchange length<br />
(1) Capillary Tube Size from Table A-1<br />
(2) Desired Capillary Tube Size<br />
Tube ID (in) 0.026 0.028 0.031 0.036 0.042 0.052 0.059 0.064<br />
0.026 1.00 0.66<br />
0.028 1.52 1.00 0.56 0.24<br />
0.031 2.71 1.78 1.00 0.43<br />
0.036 2.34 1.00 0.42<br />
0.040 1.82 0.76<br />
0.042 2.40 1.00 0.30<br />
0.044 1.30 0.39<br />
0.049 2.40 0.71 0.35<br />
0.050 0.80 0.39<br />
0.052 1.00 0.49 0.31<br />
0.054 1.24 0.60 0.38<br />
0.055 1.38 0.67 0.42<br />
0.059 2.05 1.00 0.63<br />
0.064 1.59 1.00<br />
0.070 2.64 1.66<br />
0.075 2.46<br />
Example No. 1<br />
To convert 16 ft of 0.031" capillary to 0.028", multiply length by 0.56, i.e., 16 ft * 0.56 = 9 ft.<br />
As a result, 9 ft of 0.028" capillary has aprroximately the same capacity as 16 ft of 0.031" capillary