Bryant 580J manual Economizer, Barometric Relief And Pe Performance, Perfect Humidity

Table 33 – STATIC PRESSURE ADDERS (Factory Options and/or Accessories)

PERFECT HUMIDITY

					3---6 TONS
CFM (in. wg)		1000	1250	1500	1750	2000	2250	2500	2750	3000
3	Tons	0.04	0.052	0.07	---	---	---	---	---	---
4 Tons		---	0.106	0.138	0.172	0.21	---	---	---	---
5 Tons		---	---	0.138	0.172	0.21	0.252	0.30	---	---
6 Tons		---	---	---	0.112	0.125	0.161	0.19	0.22	0.25

							7.5---12.5 TONS
CFM (in. wg)	2250	2500	2750	3000	3250	3500	3750	4000	4250	4500	4750	5000	5250	5500	5750	6000
7.5 Tons	0.12	0.14	0.16	0.19	0.21	0.23	0.26	---	---	---	---	---	---	---	---	---
8.5 Tons	---	0.11	0.12	0.13	0.15	0.17	0.18	0.20	0.22	---	---	---	---	---	---	---
10 Tons	---	---	---	0.13	0.15	0.17	0.18	0.20	0.22	0.24	0.26	0.28	---	---	---	---
12.5 Tons	---	---	---	---	---	0.17	0.18	0.20	0.22	0.24	0.26	0.28	0.31	0.33	0.36	0.39

ECONOMIZER, BAROMETRIC RELIEF AND PE PERFORMANCE

580J

	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

(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

C08070

Fig. 11 - Barometric Relief Flow Capacity

C08072

Fig. 13 - Return Air Pressure Drop

(CFM)	30
	25
DAMPER
	20
ACROSS	15
	10
LEAKAGE	5
	0
	0.00	0.10	0.20	0.30	0.40	0.50

STATIC PRESSURE DELTA (in. wg)

Horizontal Economizers

3 - 6 Ton

7 1/2 - 12 1/2 Ton

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)

C08071

Fig. 12 - Outdoor Air Damper Leakage

C08012

Fig. 14 - Horizontal Power Exhaust Performance

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