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Performance data (cont)
FLOW
(cfm)
0
0.1
0.2
0.3
0.4
0.5
STATIC PRESSURE (in. wg)
2 FANS
OPERATING
1 FAN
OPERATING
2500
2000
1500
1000
500
0
ECONOMI$ER POWER EXHAUST PERFORMANCE
(50TFF007)
ECONOMI$ER POWER EXHAUST PERFORMANCE
(50TFF008-014)
5000
4000
3000
2000
1000
0
0
0.1
0.2
0.3
0.4
0.5
STATIC PRESSURE (in. wg)
FLOW
(cfm)
2 FANS
OPERATING
1 FAN
OPERATING
ECONOMI$ER OUTDOOR-AIR LEAKAGE
50
40
30
20
10
0
0
0.25
0.5
0.75
1
FLOW
(CFM)
STATIC PRESSURE (in. wg)
SIZE 007
SIZES 008-014
0.25
0.20
0.15
0.10
0.05
0.00
0
500
1000
1500
2000
FLOW (CFM)
ST
A
TIC
PRESSURE
(in.
wg)
SIZE 007
SIZES 008-014
ECONOMI$ER RETURN-AIR PRESSURE DROP
0.25
0.20
0.15
0.10
0.05
0.00
1200
2000
2800
3600
4400
FLOW (CFM)
ST
A
TIC
PRESSURE
(in.
wg)
SIZE 007
SIZES 008-014
0.35
0.30
ECONOMI$ER BAROMETRIC FLOW