Thermistor and compressor resistance, Heat of extraction/rejection data, Ndw installation manual – WaterFurnace Envision Hydronic (NDW) User Manual
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NDW INSTALLATION MANUAL
Heat of Extraction/Rejection Data
Thermistor and Compressor Resistance
Model
Source
gpm
Load
gpm
EST
°F
Heat of Extraction (HE)
Heat of Rejection (HR)
60°F
80°F
100°F
120°F
50°F
70°F
90°F
110°F
100
30
30
30
83.6
75.4
67.3
59.1
131.6
142.8
154.1
165.3
50
1015.1
96.9
88.7
80.4
127.3
140.0
152.6
165.2
70
126.7
118.3
110.0
101.7
123.1
137.1
151.2
N/A
90
148.2
139.8
N/A
N/A
118.9
134.3
149.7
N/A
110
Not Available
114.6
131.5
N/A
N/A
120
36
36
30
90.9
81.9
72.8
63.8
159.6
177.7
195.8
213.9
50
115.2
106.2
97.2
88.2
157.1
175.4
193.7
212.0
70
139.6
130.6
121.6
112.5
154.5
173.1
191.6
N/A
90
164.0
154.9
N/A
N/A
152.0
170.7
189.5
N/A
110
Not Available
149.4
168.4
N/A
N/A
150
42
42
30
112.4
95.6
78.8
62.0
206.4
246.9
287.4
327.9
50
147.0
130.4
113.8
97.1
196.6
236.6
276.6
316.6
70
181.6
165.2
148.7
132.3
186.7
226.2
265.8
N/A
90
216.3
200.0
N/A
N/A
176.8
215.9
255.0
N/A
110
Not Available
166.9
205.6
N/A
N/A
180
48
48
30
126.2
108.7
91.1
73.6
233.8
282.2
330.6
379.0
50
166.3
146.9
127.4
108.0
224.3
267.6
310.9
354.2
70
206.4
185.0
163.7
142.4
214.8
253.0
291.2
N/A
90
246.5
223.2
N/A
N/A
205.2
238.3
271.4
N/A
110
Not Available
195.7
223.7
N/A
N/A
3/7/13
Model
208-230/60/1
208-230/60/3
460/60/3
575/60/3
Run Start
100
0.32
0.821
0.610
2.330
4.060
120
0.28
0.819
0.610
2.330
4.060
150
0.291
0.841
0.422
2.200
3.289
180
0.312
0.874
0.419
1.614
2.507
NOTE: Resistance values may vary
±7%.
2/15/10
Thermistor Temperature
Resistance in Ohms
°F
°C
5
-15
758
14
-10
789
23
-5
822
32
0
855
41
5
889
50
10
924
59
15
960
68
20
997
77
25
1035
86
30
1074
95
35
1113
104
40
1153
113
45
1195
122
50
1237
131
55
1279
140
60
1323
149
65
1368
158
70
1413
167
75
1459
176
80
1506
185
85
1554
194
90
1602
203
95
1652
212
100
1702
2/15/10