Carrier 50TC - Economizer, Barometric Relief, and Power Exhaust Performance

58
ECONOMIZER, BAROMETRI C RELIEF AND PE PERFORMANCE
0
500
1000
1500
2000
2500
0 0.05 0.1 0.15 0.2 0.25 0.3
RETURN DUCT STATIC PRES SURE (in. wg)
RELIEF FLOW (CFM)
3 -6 Ton
7½ - 12½ Ton
Horizontal Economizers
C08070
Fig. 16 -- Barometric Relief Flow Capacity
0
5
10
15
20
25
30
0.00 0.10 0.20 0.30 0.40 0.50
STATIC PRESS URE DELTA (in. wg)
LEAKAGE ACROSS DAMPER (CFM)
3 - 6 Ton
7 1/2 - 12 1/2 Ton
Horizontal Economizers
C08071
Fig. 17 -- Outdoor Air Damper Leakage
0
1000
2000
3000
4000
5000
6000
0 0.1 0.2 0.3 0.4
RETURN DUCT STATIC PRES SURE DROP (in. wg)
RETURN AIR FLOW (CFM)
3 - 6 TON
7 1/2 - 12 1/2 Ton
Horizontal Economizers
C08072
Fig. 18 -- 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)
Horizontal Power Exhaust
C08012
Fig. 19 -- Horizontal Power Exhaust Performance
0
500
1000
1500
2000
2500
0 0.05 0.1 0.15 0.2 0.25 0.3
RETURN DUCT STATIC PRES SURE (in. wg)
RELIEF FLOW (CFM)
3 -6 Ton
7½ - 12½ Ton
Vertical Economizers
C08073
Fig. 20 -- Barometric Relief Flow Capacity
0
5
10
15
20
25
30
0.00 0.10 0.20 0.30 0.40 0.50
STATIC PRESS URE DELTA (in. wg)
LEAKAGE ACROSS DAMPER (CFM)
3 - 6 Ton
7 1/2 - 12 1/2 Ton
Vertical Economizers
C08074
Fig. 21 -- Outdoor Air Damper Leakage
0
1000
2000
3000
4000
5000
6000
0 0.1 0.2 0.3 0.4
RETURN DUCT STATIC PRES SURE DROP (in. wg)
RETURN AIR FLOW (CFM)
3 - 6 TON
7 1/2 - 12 1/2 Ton
Vertical Economizers
C08075
Fig. 22 -- Return Air Pressure Drop
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. 23 -- Power Exhaust Performance
50TC