Bryant 580J manual Barometric Relief Flow Capacity, Vertical Power Exhaust Performance

	2500
(CFM)	2000
FLOW	1500
RELIEF	1000
	500
	0
	0	0.05	0.1	0.15	0.2	0.25	0.3

RETURN DUCT STATIC PRESSURE (in. wg)

Vertical Economizers

3 -6 Ton

7½ - 12½ Ton

AIRFLOWEXHAUST	(cfm)					Vertical Power Exhaust
		5000
		4000
		3000					2 - 6 Ton
		2000					7.5 - 15 Ton
		1000
		0
		0	0.1	0.2	0.3	0.4	0.5

RETURN DUCT STATIC PRESSURE (in. wg)

101125

C08073

Fig. 15 - Barometric Relief Flow Capacity

Fig. 18 - Vertical Power Exhaust Performance

2500

Horizontal Economizers

580J

(CFM)	30
	25
DAMPER
	20
	15
ACROSS
	10
LEAKAGE	5
	0

Vertical Economizers

3 - 6 Ton

7 1/2 - 12 1/2 Ton

(CFM)	2000
	1500
FLOW
	1000
RELIEF
	500
	0
	0	0.05	0.1	0.15	0.2	0.25	0.3

15 -Ton

0.00 0.10 0.20 0.30 0.40 0.50

STATIC PRESSURE DELTA (in. wg)

RETURN DUCT STATIC PRESSURE (in. wg)

C101120

Fig. 19 - Barometric Relief Flow-Horizontal 15 Ton

C08074

Fig. 16 - Outdoor Air Damper Leakage

	6000	Vertical Economizers
(CFM)
	5000
	4000
FLOW		3 - 6 TON
	3000	7 1/2 - 12 1/2 Ton
AIR
	2000
RETURN
	1000

(CFM)	6000
	5000
FLOW	4000
AIR	3000
RETURN	2000
	1000
	0
	0	0.1	0.2	0.3	0.4

Horizontal Economizers

15 -Ton

0
0	0.1	0.2	0.3	0.4
	RETURN DUCT STATIC PRESSURE DROP (in. wg)
					C08075

RETURN DUCT STATIC PRESSURE DROP (in. wg)

C101121

Fig. 20 - Return Air Pressure Drop-Horizontal 15 Ton

Fig. 17 - Return Air Pressure Drop

	2500
(CFM)	2000
	1500
FLOW
	1000
RELIEF
	500
	0
	0	0.05	0.1	0.15	0.2	0.25	0.3

RETURN DUCT STATIC PRESSURE (in. wg)

Vertical Economizers

15 -Ton

C101122

Fig. 21 - Barometric Relief Flow-Vertical 15 Ton

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