WaterFurnace works continually to improve its products. As a result, the design and specifi cations of each product at the time of order may be changed without notice. Please contact WaterFurnace at 1-888-929-2837 for latest design and
specifi cations. Purchaser’s approval of this data set signifi es that the equipment is acceptable under the provisions of the job specifi cation. Statements and other information contained herein are not express warranties and do not form the
basis of any bargain between the parties, but are merely WaterFurnace’s opinion or commendation of its products. The latest version of this document is available at www.waterfurnace.com.
Contractor: P.O.:
Engineer:
Project Name:
Unit Tag:
SD2552WNB 09/16
22
Page _____ of _____
ENVISION
2
NKW
REVERSIBLE CHILLER - 50Hz
150 Performance Data cont.
Note:
Operation in shaded areas require special attention to ensure adequate water temperature and flow rates are maintained.
Operation outside the limits could result in lockout.
150 - Cooling Capacity Data
Source
ELT
ºC
Load Flow - 6.3 L/s
Load Flow - 9.5 L/s
Load Flow - 12.6 L/s
EST
ºC
Flow
L/s
LLT
ºC
TC
kW
Power
kW
HR
kW
EER
LST
ºC
LLT
ºC
TC
kW
Power
kW
HR
kW
EER
LST
ºC
LLT
ºC
TC
kW
Power
kW
HR
kW
EER
LST
ºC
10
6.3
10
4.3 151.6 24.76
176.3 20.9 16.7
5.8
166.3
25.8
192.1
22.0
17.3
6.6
181.0
26.8
207.9 23.0
17.9
20 12.6 194.9 27.54 222.4 24.2 18.4
14.8 205.9
28.6
234.5 24.6 18.9
15.9 217.0
29.6
246.5 25.0
19.3
30 21.0 238.2 30.31
268.5 26.8
20.1
23.8 245.5
31.3
276.9 26.7 20.5 25.2 252.9
32.4
285.2 26.7
20.8
9.5
10
4.3
151.1
24.12
175.3
21.4
14.4
5.9
165.3
25.38
190.7 22.2
14.8
6.6
179.5
26.6
206.1
23.0
15.2
20 12.8 189.4 26.27
215.7 24.6 15.4
15.0
198.1
27.5
225.6 24.6
15.7
16.1 206.8
28.7
235.4 24.6
15.9
30 21.4 227.7 28.43 256.2 27.3
16.4
24.2 230.9
29.6
260.4 26.6 16.5
25.6 234.0
30.8
264.7 26.0
16.6
12.6
10
4.3 150.7 23.49
174.2
21.9
13.3
5.9
164.4
25.0
189.3 22.5
13.6
6.6
178.0
26.4
204.4 23.0
13.9
20 13.0 184.0 25.01 209.0 25.1
13.9
15.2
190.3
26.4
216.7 24.6
14.1
16.3 196.5
27.8
224.3
24.1
14.2
30 21.8 217.3 26.54 243.8 27.9
14.6
24.6 216.2
27.8
244.0 26.5 14.6 25.9 215.1
29.1
244.2 25.2
14.6
20
6.3
10
4.8 138.5 31.00
169.5
15.2
26.4
6.2
150.4
31.9
182.2
16.1
26.9
6.9
162.2
32.8
195.0
16.9
27.4
20 13.2 180.1
33.71
213.8
18.2
28.1
15.2
190.9
34.7
225.6 18.8
28.5
16.2 201.7
35.7
237.4
19.3
29.0
30 21.6 221.7 36.41
258.1 20.8 29.8
24.2 231.4
37.5
268.9 21.0 30.2 25.4 241.1
38.7
279.8
21.3
30.6
9.5
10
4.8 138.3 30.05 168.4 15.7
24.2
6.2
150.0
31.0
181.1
16.5
24.5
6.9
161.7
32.0
193.7
17.2
24.9
20 13.3 177.2
32.18
209.3 18.8
25.2
15.3
186.8
33.3
220.0 19.2
25.5
16.3 196.4
34.3
230.7
19.5
25.8
30 21.8 216.0 34.30 250.3 21.5
26.3 24.4 223.5
35.5
259.0 21.5
26.5 25.6 231.1
36.7
267.7
21.5
26.7
12.6
10
4.8 138.2 29.10
167.3
16.2
23.2
6.2
149.7
30.2
179.9
16.9 23.4
7.0
161.2
31.2
192.4
17.6
23.6
20 13.4 174.3 30.65 204.9 19.4 23.9
15.4
182.7
31.8
214.5
19.6
24.1
16.4
191.1
33.0
224.0
19.8
24.2
30
22.1 210.3 32.20 242.5 22.3 24.6 24.6 215.7
33.4
249.1 22.0 24.7 25.8 221.0
34.7
255.7
21.8
24.8
30
6.3
10
5.3 125.4 37.24
162.6
11.5
36.1
6.6
134.4
38.0
172.4
12.1
36.5
7.3
143.4
38.8
182.2
12.6
36.9
20 13.8 165.3 39.87
205.1
14.1
37.8
15.6
175.8
40.9
216.7
14.7
38.2
16.5 186.4
41.9
228.3
15.2
38.6
30
Operation not recommended.
9.5
10
5.3 125.6 35.98
161.5
11.9
34.0
6.6
134.7
36.7
171.4
12.5
34.3
7.3
143.9
37.4
181.3
13.1
34.5
20 13.8 164.9 38.08 203.0 14.8
35.1
15.6
175.5
39.0
214.5
15.3
35.4 16.5 186.0
40.0
226.0
15.9
35.7
30
Operation not recommended.
12.6
10
5.2 125.7 34.71
160.4 12.4 33.0
6.6
135.1
35.4
170.4
13.0 33.2
7.3
144.4
36.0
180.4
13.7
33.4
20 13.8 164.5 36.28 200.8 15.5
33.8
15.6
175.1
37.2
212.3
16.1
34.0 16.5 185.7
38.1
223.8
16.6
34.2
30
Operation not recommended.
45
6.3
10
5.8 112.3 43.48 155.8
8.8
50.9
7.0
118.4
44.1
162.5
9.2
51.1
7.6
124.6
44.8
169.3
9.5
51.4
20 14.3 150.5 46.04 196.5
11.2
52.4
16.0 160.8
47.0
207.8
11.7
52.9
16.8
171.1
48.0
219.1
12.2
53.3
30
Operation not recommended.
9.5
10
5.7 112.8
41.91
154.6
9.2
48.9
7.0
119.4
42.35
161.8
9.6
49.1
7.6
126.1
42.8
168.9
10.1
49.2
20 14.2 152.6 43.98 196.6
11.8
49.9
15.9
164.1
44.8
208.9 12.5
50.2
16.7 175.6
45.7
221.3
13.1
50.5
30
Operation not recommended.
12.6
10
5.7
113.2 40.33
153.5
9.6
47.9
7.0
120.4
40.6
161.0
10.1
48.0
7.6
127.6
40.8
168.4
10.7
48.2
20 14.2 154.8 41.92
196.7
12.6
48.7
15.8
167.5
42.6
210.1
13.4 49.0 16.6 180.2
43.3
223.5
14.2
49.2
30
Operation not recommended.
10/7/14
