Heatcraft Refrigeration Products H-IM-CU warranty Recommended Remote Condenser Line Sizes

Table 4. Pressure Loss of Liquid Refrigerants in Liquid Line Risers (Expressed in Pressure Drop, PSIG, and Subcooling Loss, ˚F)

									Liquid Line Rise in Feet
Refrigerant	10'			15'		20'		25'		30'		40'		50'		75'		100'
	PSIG	˚F	PSIG		˚F	PSIG	˚F	PSIG	˚F	PSIG	˚F	PSIG	˚F	PSIG	˚F	PSIG	˚F	PSIG	˚F
R22	4.8	1.6	7.3		2.3	9.7	3.1	12.1	3.8	14.5	4.7	19.4	6.2	24.2	8.0	36.3	12.1	48.4	16.5
R507, R404A	4.1	1.1	6.1		1.6	8.2	2.1	10.2	2.7	12.2	3.3	16.3	4.1	20.4	5.6	30.6	8.3	40.8	11.8

Based on 110˚F liquid temperature at bottom of riser.

Table 5. Equivalent Feet of Pipe Due to Valve and Fitting Friction

Copper Tube, O.D., Type “L”	1/2	5/8	7/8	1-1/8	1-3/8	1-5/8	2-1/8	2-5/8	3-1/8	3-5/8	4-1/8	5-1/8	6-1/8
Globe Valve (Open)	14	16	22	28	36	42	57	69	83	99	118	138	168
Angle Valve (Open)	7	9	12	15	18	21	28	34	42	49	57	70	83
90˚ Turn Through Tee	3	4	5	6	8	9	12	14	17	20	22	28	34
Tee (Straight Through) or Sweep Below	.75	1	1.5	2	2.5	3	3.5	4	5	6	7	9	11
90˚ Elbow or Reducing Tee (Straight Through)	1	2	2	3	4	4	5	7	8	10	12	14	16

Table 6. Recommended Remote Condenser Line Sizes

Net Evaporator	Total Equiv.		R-22			R507 & R-404A
				Liquid Line Cond. to			Liquid Line Cond. to
Capacity	Length	Discharge Line (O.D.)			Discharge Line (O.D.)
				Receiver (O.D.)			Receiver (O.D.)
3,000	50	3/8		3/8	3/8		3/8
	100	3/8		3/8	3/8		3/8
6,000	50	3/8		3/8	1/2		3/8
	100	1/2		3/8	1/2		3/8
9,000	50	1/2		3/8	1/2		3/8
	100	1/2		3/8	1/2		3/8
12,000	50	1/2		3/8	1/2		3/8
	100	5/8		3/8	5/8		1/2
18,000	50	5/8		3/8	5/8		1/2
	100	5/8		3/8	7/8		1/2
24,000	50	5/8		3/8	5/8		1/2
	100	7/8		1/2	7/8		5/8
36,000	50	7/8		1/2	7/8		5/8
	100	7/8		5/8	7/8		7/8
48,000	50	7/8		5/8	7/8		5/8
	100	7/8		7/8	1-1/8		7/8
60,000	50	7/8		5/8	7/8		7/8
	100	1-1/8		7/8	1-1/8		7/8
72,000	50	7/8		7/8	1-1/8		7/8
	100	1-1/8		7/8	1-1/8		1-1/8
90,000	50	1-1/8		7/8	1-1/8		7/8
	100	1-1/8		7/8	1-1/8		1-1/8
120,000	50	1-1/8		7/8	1-1/8		1-1/8
	100	1-3/8		1-1/8	1-3/8		1-3/8
180,000	50	1-3/8		1-1/8	1-3/8		1-3/8
	100	1-5/8		1-3/8	1-5/8		1-5/8
240,000	50	1-3/8		1-3/8	1-5/8		1-3/8
	100	1-5/8		1-3/8	2-1/8		1-5/8
300,000	50	1-5/8		1-3/8	1-5/8		1-5/8
	100	2-1/8		1-5/8	2-1/8		2-1/8
360,000	50	1-5/8		1-5/8	2-1/8		1-5/8
	100	2-1/8		2-1/8	2-1/8		2-1/8
480,000	50	2-1/8		1-5/8	2-1/8		2-1/8
	100	2-1/8		2-1/8	2-1/8		2-5/8
600,000	50	2-1/8		2-1/8	2-1/8		2-1/8
	100	2-5/8		2-5/8	2-5/8		2-5/8
720,000	50	2-1/8		2-1/8	2-1/8		2-5/8
	100	2-5/8		2-5/8	2-5/8		3-1/8
840,000	50	2-1/8		2-1/8	2-5/8		2-5/8
	100	2-5/8		2-5/8	2-5/8		3-1/8
960,000	50	2-5/8		2-5/8	2-5/8		2-5/8
	100	2-5/8		3-1/8	3-1/8		3-5/8
1,080,000	50	2-5/8		2-5/8	2-5/8		3-1/8
	100	3-1/8		3-1/8	3-1/8		3-5/8
1,200,000	50	2-5/8		2-5/8	2-5/8		3-1/8
	100	3-1/8		3-1/8	3-5/8		4-1/8
1,440,000	50	2-5/8		3-1/8	3-1/8		3-5/8
	100	3-1/8		3-5/8	3-5/8		4-1/8
1,680,000	50	3-1/8		3-1/8	3-1/8		3-5/8
	100	3-5/8		3-5/8	3-5/8		4-1/8

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