Economizer, barometric relief and pe performance, 558j – Bryant LEGACY 558J User Manual
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ECONOMIZER, BAROMETRIC RELIEF AND PE PERFORMANCE
0
0.1
0.2
0.3
0
500
1000
1500
2000
2500
3 - 6 Ton
ST
A
T
IC
PR
ESSU
R
E
L
O
SSES
(i
n. wg)
SUPPLY AIR (cfm)
C08006
Fig. 5 -- Barometric Relief Flow Capacity
0
0.1
0.2
0.3
0.4
0.5
0
5
10
15
20
25
30
3 - 6 Ton
SUPPLY AIR (cfm)
ST
A
T
IC
PR
ESSU
R
E
L
O
SSES
(i
n. wg)
C08007
Fig. 6 -- Outdoor Air Damper Leakage
0
0.1
0.2
0.3
0.4
0
1000 2000 3000 4000 5000 6000
3 - 6 Ton
ST
A
T
IC
PR
ESSU
R
E
L
O
SSES
(i
n. wg)
SUPPLY AIR (cfm)
C08008
Fig. 7 -- Return Air Pressure Drop
0
0.1
0.2
0.3
0.4
0
500
1000
1500
2000
2500
ST
A
T
IC
PR
ESSU
R
E
L
O
SSES
(i
n. wg)
3 - 6 Ton
SUPPLY AIR (cfm)
C08009
Fig. 8 -- Barometric Relief Flow Capacity
0.1
0.2
0.3
0.4
0.5
0
5
10
15
20
25
30
3 - 6 Ton
ST
A
T
IC
PR
ESSU
R
E
L
O
SSES
(i
n. wg)
SUPPLY AIR (cfm)
C08010
Fig. 9 -- Outdoor Air Damper Leakage
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0
1000
2000
3000
3 - 6 Ton
ST
A
T
IC
PR
ESSU
R
E
L
O
SSES
(i
n. wg)
SUPPLY AIR (cfm)
C08011
Fig. 10 -- Return Air Pressure Drop
0
500
1000
1500
2000
2500
0 0.1 0.2 0.3 0.4
0.5
EXHAUST AIRFLOW
(cfm)
RETURN DUCT
STATIC PRESSURE (in. wg)
C08012
Fig. 11 -- Power Exhaust Performance
0
1000
2000
3000
4000
5000
0
0.1
0.2
0.3
0.4
0.5
2- 6 Ton
7. 5- 12 .5 Ton
RETURN DUCT STATIC PRESSURE (in. wg)
EXHAUST
AIRFLOW (cfm)
C08013
Fig. 12 -- Power Exhaust Performance
558J