45
Table 21.
Airflow Balancing - Reference HRV5-200-TPD
Speed 5 (factory setting)
Speed 4
Speed 3
Pressure Drop
Fresh Air
Stale Air
Pressure Drop
Fresh Air
Stale Air
Pressure Drop
Fresh Air
Stale Air
in. w.g.
Pa
cfm
L/s
cfm
L/s
in. w.g.
Pa
cfm
L/s
cfm
L/s
in. w.g.
Pa
cfm
L/s
cfm
L/s
0.500
125
220
104
233
110
0.400
100
174
82
188
89
0.300
75
167
79
175
83
0.510
128
217
102
230
109
0.410
103
171
81
185
87
0.310
78
163
77
172
81
0.520
130
214
101
227
107
0.420
105
168
79
182
86
0.320
80
160
76
169
80
0.530
133
210
99
224
106
0.430
108
164
77
179
84
0.330
83
156
74
165
78
0.540
135
207
98
221
104
0.440
110
161
76
176
83
0.340
85
153
72
162
76
0.550
138
204
96
218
103
0.450
113
158
75
173
82
0.350
88
149
70
159
75
0.560
140
201
95
215
101
0.460
115
155
73
171
81
0.360
90
146
69
156
74
0.570
143
197
93
213
101
0.470
118
152
72
168
79
0.370
93
143
67
153
72
0.580
145
194
92
210
99
0.480
120
149
70
165
78
0.380
95
140
66
151
71
0.590
148
191
90
207
98
0.490
123
146
69
162
76
0.390
98
136
64
148
70
0.600
150
188
89
204
96
0.500
125
143
67
160
76
0.400
100
133
63
145
68
0.610
153
185
87
201
95
0.510
128
140
66
157
74
0.410
103
130
61
142
67
0.620
155
182
86
198
93
0.520
130
137
65
154
73
0.420
105
127
60
139
66
0.630
158
179
84
195
92
0.530
133
134
63
152
72
0.430
108
124
59
136
64
0.640
160
176
83
192
91
0.540
135
131
62
149
70
0.440
110
121
57
134
63
0.650
163
173
82
190
90
0.550
138
128
60
146
69
0.450
113
118
56
131
62
0.660
165
170
80
187
88
0.560
140
125
59
144
68
0.460
115
115
54
128
60
0.670
168
167
79
184
87
0.570
143
122
58
141
67
0.470
118
112
53
125
59
0.680
170
164
77
181
85
0.580
145
120
57
139
66
0.480
120
109
51
123
58
0.690
173
161
76
179
84
0.590
148
117
55
136
64
0.490
123
107
50
120
57
0.700
175
158
75
176
83
0.600
150
114
54
134
63
0.500
125
104
49
118
56
0.710
178
155
73
173
82
0.610
153
112
53
131
62
0.510
128
101
48
115
54
0.720
180
152
72
171
81
0.620
155
109
51
129
61
0.520
130
99
47
113
53
0.730
183
149
70
168
79
0.630
158
106
50
126
59
0.530
133
96
45
110
52
0.740
185
146
69
165
78
0.640
160
104
49
124
59
0.540
135
93
44
108
51
0.750
188
144
68
163
77
0.650
163
101
48
121
57
0.550
138
91
43
105
50
0.760
190
141
67
160
76
0.660
165
99
47
119
56
0.560
140
88
42
103
49
0.770
193
138
65
158
75
0.670
168
96
45
117
55
0.570
143
86
41
100
47
0.780
195
135
64
155
73
0.680
170
94
44
114
54
0.580
145
84
40
98
46
0.790
198
133
63
152
72
0.690
173
91
43
112
53
0.590
148
81
38
96
45
0.800
200
130
61
150
71
0.700
175
89
42
110
52
0.600
150
79
37
93
44
0.810
203
127
60
147
69
0.710
178
87
41
107
50
0.610
153
77
36
91
43
0.820
205
125
59
145
68
0.720
180
84
40
105
50
0.620
155
74
35
89
42
0.830
208
122
58
142
67
0.730
183
82
39
103
49
0.630
158
72
34
87
41
0.840
210
119
56
140
66
0.740
185
80
38
101
48
0.640
160
70
33
85
40
0.850
213
117
55
138
65
0.750
188
78
37
99
47
0.650
163
68
32
82
39
0.860
215
114
54
135
64
0.760
190
76
36
96
45
0.660
165
66
31
80
38
0.870
218
112
53
133
63
0.770
193
73
34
94
44
0.670
168
64
30
78
37
0.880
220
109
51
130
61
0.780
195
71
34
92
43
0.680
170
62
29
76
36
0.890
223
107
50
128
60
0.790
198
69
33
90
42
0.690
173
60
28
74
35
0.900
225
104
49
126
59
0.800
200
67
32
88
42
0.700
175
58
27
72
34
0.910
228
102
48
123
58
0.810
203
65
31
86
41
0.710
178
56
26
70
33
0.920
230
99
47
121
57
0.820
205
63
30
84
40
0.720
180
55
26
68
32
0.930
233
97
46
119
56
0.830
208
61
29
82
39
0.730
183
53
25
66
31
0.940
235
95
45
116
55
0.840
210
59
28
80
38
0.740
185
51
24
65
31
0.950
238
92
43
114
54
0.850
213
57
27
78
37
0.750
188
49
23
63
30
0.960
240
90
42
112
53
0.860
215
56
26
76
36
0.760
190
48
23
61
29
0.970
243
88
42
110
52
0.870
218
54
25
74
35
0.770
193
46
22
59
28
Refer to “Installer Selectable High Speed Settings” on page 37 in this manual for more information.
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