9
Liebert
®
CW
™
System Design Manual
2.0
Liebert CW System Data
Table 2-1
Performance data, CW026-CW400, 50/60Hz, upflow and downflow models with EC fans
Model No.
026
038
041
051
060
076
084
089 *
106
114
146 *
181 *
300 *
400 *
CAPACITY DATA BTU/H (KW) BASED ON 45°F (7.2°C) ENTERING WATER, 10°F (5.5°C) WATER RISE
75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45% RH
Total Capacity, kBTUH (kW)
83.2
(24.4)
115.3
(33.8)
152.7
(44.7)
175.3
(51.4)
231.5
(67.80)
240.6
(70.50)
297.2
(87.1)
347.1
(101.7)
358.4
(105.0)
448.8
(131.5)
522.9
(153.2)
720.1
(211)
1003.0
(293.90)
1390.0
(407.3)
Sensible Capacity, kBTUH (kW)
83.2
(24.4)
113.1
(33.1)
136.6
(40.0)
173.6
(50.9)
205.5
(60.2)
230.3
(67.50)
264.7
77.60)
295.5
(86.6)
336.8
(98.7)
393.5
(115.3)
472.5
(138.4)
604.6
(177.1)
911.4
(267.0)
1163.0
(340.8)
Flow Rate, GPM (l/s)
17.6
(1.1)
24.6
(1.6)
32.3
(2.0)
37.8
(2.4)
49.4
(3.1)
51.6
(3.3)
63.1
(4.0)
72.5
(4.6)
76.6
(4.8)
95.5
(6.0)
109.2
(6.9)
151.1
(9.5)
209.9
(13.2)
292.6
(18.5)
Pressure Drop, ft (kPA)
11.8
(35.2)
18.1
(54.2)
16.4
(49.0)
9.3
(28.0)
10.2
(30.5)
10.3
(30.7)
17.9
(53.5)
21.6
(64.5)
20.1
(60.1)
35.8
(106.9)
10.9
(32.5)
25.2
(75.3)
10.1
(30.2)
23.8
(71.0)
80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38% RH
Total Capacity, kBTUH (kW) 105.5
(30.9)
143.0
(41.9)
183.8
(53.9)
219.6
(64.3)
279.5
(81.9)
297.2
(87.1)
357.6
(104.8)
411.9
(120.70)
438.0
(128.3)
537.3
(157.4)
630.3
(184.7)
850.1
(249.1)
1211.0
(354.8)
1641.0
(480.8)
Sensible Capacity, kBTUH (kW) 105.5
(30.9)
140.4
(41.1)
166.6
(48.8)
217.3
(63.7)
251.1
(73.6)
285.5
(83.7)
322.7
(94.6)
356.9
(104.6)
414.6
(121.5)
478.6
(140.2)
575.6
(168.7)
728.4
(213.4)
1112.0
(325.8)
1402.0
(410.8)
Flow Rate, GPM (l/s)
22.1
(1.4)
30.1
(1.9)
38.5
(2.4)
46.6
(2.9)
59
(3.7)
62.9
(4.0)
75.1
(4.70)
85.4
(5.4)
92.4
(5.8)
113.1
(7.1)
130.6
(8.2)
177
(11.2)
251.3
(15.9)
342.6
(21.6)
Pressure Drop, ft (kPA)
18.0
(53.7)
26.7
(79.7)
22.6
(67.5)
13.8
(41.4)
14.1
(42.2)
14.8
(44.2)
24.6
(73.6)
29.2
(87.1)
28.5
(85.1)
48.9
(146)
15.1
(45.2)
33.7
(100.6)
14.1
(42.0)
31.7
(94.8)
85°F DB, 64.5°F WB (29.4°C DB, 18.1°C WB) 32.3% RH
Total Capacity, kBTUH (kW) 127.2
(37.3)
169.9
(49.8)
213.9
(62.7)
262.4
(76.9)
325.7
(95.4)
352.1
(103.2)
415.9
(121.9)
474.1
(138.9)
515.4
(151)
622.5
(182.4)
733.9
(215.0)
974.9
(285.6)
1412.0
(413.7)
1881.0
(551.1)
Sensible Capacity, kBTUH (kW) 127.2
(37.3)
167.2
(49.0)
195.7
(57.3)
259.8
(76.1)
295.4
(86.6)
339.4
(99.4)
379.2
(111.1)
416.6
(122.1)
490.9
(143.8)
561.4
(164.5)
676.1
(198.1)
848.8
(248.7)
1307.0
(383.0)
1634.0
(478.8)
Flow Rate, GPM (l/s)
26.4
(1.7)
35.5
(2.2)
44.5
(2.8)
55.2
(3.5)
68.2
(4.3)
73.9
(4.7)
86.7
(5.5)
97.8
(6.2)
107.9
(6.8)
130.1
(8.2)
151.2
(9.5)
201.9
(12.7)
291.4
(18.4)
390.6
(24.6)
Pressure Drop, ft (kPA)
25.1
(75.2)
36.5
(109.1)
29.4
(87.8)
19.0
(56.8)
18.4
(55.0)
19.9
(59.4)
32.1
(95.8)
37.4
(111.8)
38.0
(113.4)
63.3
(189.2)
19.8
(59.2)
42.9
(128.1)
18.5
(55.2)
40.3
(120.5)
CAPACITY DATA BTU/H (KW) BASED ON 50°F (10°C) ENTERING WATER, 12°F (6.66°C) WATER RISE
75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45% RH
Total Capacity, kBTUH (kW)
46.5
(13.6)
75.3
(22.1)
102.3
(30.0)
108.3
(31.7)
152.9
(44.8)
156.5
(45.9)
198.7
(58.2)
230.1
(67.4)
238.5
(69.9)
300.4
(88.0)
351.3
(102.9)
478.1
(140.1)
672.7
(197.1)
920.3
(269.6)
Sensible Capacity, kBTUH (kW)
46.5
(13.6)
75.3
(22.1)
102.3
(30)
108.3
(31.7)
152.9
(44.8)
156.5
(45.9)
198.7
(58.2)
230.1
(67.4)
238.5
(69.9)
300.4
(88)
351.3
(102.9)
478.1
(140.1)
672.7
(197.1)
920.3
(269.6)
Flow Rate, GPM (l/s)
8.6
(0.5)
13.9
(0.9)
18.5
(1.2)
20.4
(1.3)
28.2
(1.8)
29.1
(1.8)
36.3
(2.3)
41.0
(2.6)
43.9
(2.8)
55.0
(3.5)
62.6
(4.0)
85.8
(5.4)
120.1
(7.6)
166.1
(10.5)
Pressure Drop, ft (kPA)
3.0
(9.0)
6.0
(17.9)
5.9
(17.6)
2.9
(8.6)
3.6
(10.7)
3.5
(10.5)
6.4
(19.1)
7.5
(22.4)
7.1
(21.2)
12.7
(38.0)
3.8
(11.5)
8.8
(26.4)
3.5
(10.6)
8.3
(24.8)
80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38% RH
Total Capacity, kBTUH (kW)
74.5
(21.8)
104.7
(30.7)
134
(39.3)
158.6
(46.5)
202.3
(59.3)
215.5
(63.1)
260.2
(76.2)
294.9
(86.4)
320.4
(93.9)
389.4
(114.1)
461.0
(135.1)
607.6
(178)
885.4
(259.4)
1170
(342.8)
Sensible Capacity, kBTUH (kW)
74.5
(21.8)
104.7
(30.7)
134
(39.3)
158.6
(46.5)
202.3
(59.3)
215.5
(63.1)
260.2
(76.2)
294.9
(86.4)
320.4
(93.9)
389.4
(114.1)
461.0
(135.1)
607.6
(178)
885.4
(259.4)
1170
(342.8)
Flow Rate, GPM (l/s)
13.3
(0.8)
18.7
(1.2)
23.8
(1.5)
28.8
(1.8)
36.4
(2.3)
38.9
(2.5)
46.5
(2.9)
51.8
(3.3)
57.6
(3.6)
69.8
(4.4)
80.8
(5.1)
107.3
(6.8)
155.5
(9.8)
207.6
(13.1)
Pressure Drop, ft (kPA)
6.7
(20.2)
10.6
(31.7)
9.2
(27.7)
5.5
(16.4)
5.7
(17.1)
6.0
(17.9)
10.0
(30.0)
11.4
(34.2)
11.6
(34.8)
19.7
(58.9)
6.1
(18.3)
13.2
(39.6)
5.7
(17.1)
12.4
(37.2)
85°F DB, 64.5°F WB (29.4°C DB, 18.1°C WB) 32.3% RH
Total Capacity, kBTUH (kW)
97.5
(28.60)
132.5
(38.8)
164.2
(48.1)
203.6
(59.7)
248.7
(72.9)
271.5
(79.5)
318.8
(93.4)
356.5
(104.5)
398.9
(116.9)
474.6
(139.1)
565.4
(165.7)
731.1
(214.2)
1088.0
(318.8)
1412.0
(413.7)
Sensible Capacity, kBTUH (kW)
97.5
(28.60)
132.5
(38.8)
164.2
(48.1)
203.6
(59.7)
248.7
(72.9)
271.5
(79.5)
318.8
(93.4)
356.5
(104.5)
398.9
(116.9)
474.6
(139.1)
565.4
(165.7)
731.1
(214.2)
1088.0
(318.8)
1407.0
(412.3)
Flow Rate, GPM (l/s)
17.1
(1.1)
23.4
(1.50)
28.8
(1.80)
36.2
(2.3)
44.1
(2.80)
48.2
(3.0)
56.2
(3.6)
62.0
(3.9)
70.6
(4.5)
83.9
(5.3)
98.2
(6.2)
127.9
(8.1)
189.2
(11.9)
247.9
(15.6)
Pressure Drop, ft (kPA)
10.8
(32.5)
16.1
(48.2)
13.1
(39.2)
8.4
(25.3)
8.1
(24.3)
8.8
(26.5)
14.2
(42.5)
15.9
(47.5)
17.0
(50.7)
27.6
(82.6)
8.7
(26.2)
18.2
(54.4)
8.2
(24.4)
17.2
(51.4)
*
Models CW089, CW146, CW181, CW300 and CW400 available only in downflow.
Summary of Contents for CW089
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Page 18: ...Nomenclature and Components Liebert CW System Design Manual 8 Page intentionally left blank ...
Page 62: ...Dimensions Liebert CW System Design Manual 52 Page intentionally left blank ...
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