Bryant 580J manual ECONOMIZER, Barometric Relief and PE Performance, 2000 1000

ECONOMIZER, BAROMETRIC RELIEF AND PE 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)

Horizontal Economizers

3 -6 Ton

7½ - 12½ Ton

	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

C08070 C08073

Fig. 12 - Barometric Relief Flow Capacity

Fig. 15 - Barometric Relief Flow Capacity

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

RETURN DUCT STATIC PRESSURE DROP (in. wg)

Horizontal Economizers

3 - 6 TON

7 1/2 - 12 1/2 Ton

	6000
(CFM)						Vertical Economizers
	5000
	4000
FLOW
							3 - 6 TON
	3000						7 1/2 - 12 1/2 Ton
AIR
	2000
RETURN
	1000
	0
	0	0.1	0.2	0.3	0.4
		RETURN DUCT STATIC PRESSURE DROP (in. wg)

580J

C08072

C08075

Fig. 13 - Return Air Pressure Drop

Horizontal Power Exhaust

AIRFLOW		2500
		2000
	(cfm)	1500
EXHAUST		1000
		500
		0
		0	0.1	0.2	0.3	0.4	0.5

RETURN DUCT STATIC PRESSURE (in. wg)

C08012

Fig. 14 - Horizontal Power Exhaust Performance

		Fig. 16 - Return Air Pressure Drop
							C08013
AIRFLOWEXHAUST	(cfm)					Vertical Power Exhaust
		5000
		4000
		3000					2 - 6 Ton
		2000					7.5 - 12.5 Ton
		1000
		0
		0	0.1	0.2	0.3	0.4	0.5

RETURN DUCT STATIC PRESSURE (in. wg)

Fig. 17 - Power Exhaust Performance

61