50
Table 24.
Airflow Balancing - Reference ERV5-150-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
(“ w.g.)
(Pa)
(cfm)
L/s
(cfm)
L/s
(“ w.g.)
(Pa)
(cfm)
L/s
(cfm)
L/s
(“ w.g.)
(Pa)
(cfm)
L/s
(cfm)
L/s
0.750
70
157
74
0.530
70
127
0.500
70
100
47
0.760
189
155
73
0.540
135
125
0.510
127
98
46
0.770
192
152
72
0.550
137
123
0.520
130
96
45
0.780
194
150
71
0.560
140
122
0.530
132
94
44
0.790
197
148
70
0.570
142
120
0.540
135
92
43
0.80
199
146
69
0.580
145
118
0.550
137
90
42
0.810
202
144
68
0.590
147
116
0.560
140
88
42
0.820
204
142
67
0.600
150
114
0.570
142
86
41
0.830
207
139
66
0.610
152
112
0.580
145
84
40
0.840
209
137
65
0.620
154
111
0.590
147
83
39
0.850
212
135
64
0.630
157
109
0.600
150
81
38
0.860
214
133
63
0.640
159
107
0.610
152
79
37
0.870
217
131
62
0.650
162
105
0.620
154
77
36
0.880
219
129
61
0.660
164
103
0.630
157
103
49
75
35
0.890
222
126
59
0.670
167
102
0.640
159
100
47
73
34
0.900
224
124
59
0.680
169
100
0.650
162
97
46
71
34
0.910
227
122
58
0.690
172
98
0.660
164
93
44
69
33
0.920
229
120
57
0.700
174
96
0.670
167
90
42
67
32
0.930
232
118
56
0.710
177
94
0.680
169
88
42
65
31
0.940
234
115
54
0.720
179
93
0.690
172
85
40
64
30
0.950
237
113
53
0.730
182
127
60
91
0.700
174
82
39
62
29
0.960
239
162
76
111
52
0.740
184
124
59
89
0.710
177
79
37
60
28
0.970
242
158
75
109
51
0.750
187
121
57
87
0.720
179
77
36
58
27
0.980
244
154
73
107
50
0.760
189
118
56
85
0.730
182
74
35
56
26
0.990
247
150
71
105
50
0.770
192
115
54
84
0.740
184
72
34
54
25
1.000
249
146
69
102
48
0.780
194
112
53
82
0.750
187
69
33
52
25
1.010
252
142
67
100
47
0.790
197
109
51
80
0.760
189
67
32
51
24
1.020
254
138
65
98
46
0.80
199
106
50
78
0.770
192
65
31
49
23
1.030
257
134
63
96
45
0.810
202
103
49
76
0.780
194
62
29
47
22
1.040
259
130
61
94
44
0.820
204
100
47
75
0.790
197
60
28
45
21
1.050
262
126
59
92
43
0.830
207
98
46
73
0.800
199
58
27
43
20
1.060
264
122
58
89
42
0.840
209
95
45
71
0.810
202
56
26
42
20
1.070
267
119
56
87
41
0.850
212
92
43
69
0.820
204
54
25
40
19
1.080
269
115
54
85
40
0.860
214
90
42
67
0.830
207
52
25
1.090
272
112
53
83
39
0.870
217
87
41
66
0.840
209
51
24
1.100
274
108
51
81
38
0.880
219
85
40
64
0.850
212
49
23
1.110
277
105
50
79
37
0.890
222
82
39
62
0.860
214
47
22
1.120
279
102
48
76
36
0.900
224
80
38
60
0.870
217
46
22
1.130
282
99
47
74
35
0.910
227
77
36
58
0.880
219
44
21
1.140
284
95
45
72
34
0.920
229
75
35
57
0.890
222
43
20
Summary of Contents for ERV5-130
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