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4
5
VENTILATION PERFORMANCE
EXT. STATIC
NET SUPPLY
GROSS AIR FLOW
PRESSURE
AIR FLOW
SUPPLY
EXHUAST
Pa
in. w.c.
L/S
CFM
L/S
CFM
L/S
CFM
25
0.1
110
234
112
237
105
223
50
0.2
106
226
108
229
100
214
75
0.3
102
217
103
220
95
203
100
0.4
98
209
100
212
88
187
125
0.5
92
197
94
200
82
175
150
0.6
86
183
87
185
74
157
175
0.7
79
169
81
171
61
129
17 3/4
SPECIFICATIONS HEAT RECOVERY VENTILATORS PERFORMANCE RATINGS
ENERGY PERFORMANCE
LATENT
RECOVERY/
MOISTURE
TRANSFER
SUPPLY
TEMPERATURE
NET
AIR FLOW
POWER
CONSUMED
WATTS
SENSIBLE
RECOVERY
EFFICIENCY
APPARENT
SENSIBLE
EFFECTIVENESS
C°
F°
L/S
CFM
HEATING
0
32
40
84
103
68
77
0.01
0
32
66
140
132
62
68
0.00
0
32
86
182
158
58
64
0.00
-25
-13
34
72
116
61
79
0.03
TOTAL RECOVERY EFFICIENCY
COOLING
35
95
42
89
104
29
SUMMERAIRE MFG.,
PETERBOROUGH, ONTARIO K9J 6X6
MODEL: SHRV190RD
Options Installed:
Defrost Internal Dehumidistat
Electrical:
120 V - 1.27 Amp
Exhaust Air Transfer Ratio:
0.014
Low Temp. Ventilation Reduction During -25°C Test: 16%
Maximum Unbalanced Airflow During -25°C Test: 14 L/s
20 3/4
FRESH AIR
FROM
OUTSIDE
STALE AIR
TO
OUTSIDE
FRESH AIR
TO
HOUSE
STALE AIR
FROM
HOUSE
225
200
175
150
125
100
75
50
25
0
20
40
60
80
100
120
Supply
Exhaust
Gross Airflow - L/s (CFM = L/s
÷
.47)
E
xt
.D
if
fe
re
nt
ia
lP
re
ss
ur
e
-
P
as
ca
ls
(I
N
W
.C
.=
PA
÷
25
0)
36