6
7
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
46
97
176
69
86
0.00
0
32
67
141
222
70
84
0.01
0
32
100
213
400
64
80
0.01
-25
-13
41
88
213
66
87
0.03
SUMMERAIRE MFG.,
PETERBOROUGH, ONTARIO K9J 6X6
MODEL: SHRV240RD
Options Installed:
Defrost Internal Dehumidistat
Electrical:
120 V - 3.7 Amp
Exhaust Air Transfer Ratio:
0.05
Low Temp. Ventilation Reduction During -25°C Test: 16.9%
Maximum Unbalanced Airflow During -25°C Test: 15.6 L/s
325
300
275
250
225
200
175
150
125
100
75
50
80 90 100 110 120 130 140 150
Supply
Exhaust
Gross Airflow - L/s (CFM = L/s ÷ .47)
E
xt
. D
if
fe
re
nt
ia
l P
re
ss
ur
e
-
P
as
ca
ls
(I
N
W
.C
. =
P
A
÷
2
50
)
ALL DUCT CONNECTIONS
6 IN. (152MM)
STALE AIR
TO
OUTSIDE
FRESH AIR
TO
HOUSE
STALE AIR
FROM
HOUSE
FRESH AIR
FROM
OUTSIDE
34-1/2
16
25-7/8
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
75
0.3
125
265
133
283
138
294
100
0.4
121
257
129
274
131
279
125
0.5
118
251
126
268
125
266
150
0.6
116
246
123
262
119
254
175
0.7
113
240
120
256
114
243
200
0.8
110
235
118
251
110
234
225
0.9
106
226
114
241
102
217
250
1.0
100
212
106
226
96
205
275
1.1
94
200
101
214
92
196
300
1.2
86
183
92
195
86
182
