Bryant Single Package Rooftop Electric Cooling/Gas Heating Units 580G - Manual (Page 27)

Table 9 — Fan Performance — Power Exhaust
580G,H240-360
Airflow
(Cfm)
Low Speed Medium Speed High Speed
208 v 230, 460, 575 v 208 v 230, 460, 575 v 208 v 230, 460, 575 v
ESP Bhp Watts ESP Bhp Watts ESP Bhp Watts ESP Bhp Watts ESP Bhp Watts ESP Bhp Watts
6,500 0.32 2.82 3160 0.70 2.98 3340 — — — — — — — — — — — —
6,700 0.23 2.87 3220 0.63 3.03 3400 0.60 3.01 3380 0.82 3.23 3620 — — — — — —
6,900 0.17 2.92 3270 0.59 3.09 3460 0.55 3.07 3440 0.78 3.28 3680 — — — — — —
7,100 0.13 2.93 3290 0.56 3.11 3490 0.49 3.12 3500 0.73 3.34 3740 — — — — — —
7,300 0.09 2.97 3330 0.53 3.15 3530 0.43 3.18 3560 0.68 3.39 3800 — — — — — —
7,500 — — — 0.51 3.19 3580 0.39 3.24 3630 0.64 3.44 3860 — — — — — —
7,700 — — — 0.48 3.23 3620 0.33 3.27 3670 0.59 3.48 3900 0.60 3.69 4140 0.73 3.98 4460
7,900 — — — 0.45 3.27 3670 0.27 3.32 3720 0.54 3.52 3950 0.56 3.74 4190 0.69 4.02 4510
8,100 — — — 0.40 3.33 3730 0.22 3.36 3770 0.49 3.57 4000 0.51 3.78 4240 0.65 4.07 4560
8,500 — — — — — — 0.17 3.47 3890 0.40 3.67 4120 0.41 3.83 4290 0.56 4.12 4620
8,900 — — — — — — 0.00 3.58 4010 0.30 3.77 4230 0.31 3.93 4410 0.47 4.23 4740
9,300 — — — — — — — — — 0.22 3.87 4340 0.20 4.07 4560 0.37 4.37 4900
9,700 — — — — — — — — — 0.16 3.95 4430 0.11 4.17 4670 0.30 4.47 5010
10,100 — — — — — — — — — 0.12 4.03 4520 0.04 4.25 4770 0.23 4.56 5110
10,500 — — — — — — — — — — — — — — — 0.17 4.66 5220
10,900 — — — — — — — — — — — — — — — 0.12 4.75 5330
11,300 — — — — — — — — — — — — — — — 0.07 4.80 5380
11,700 — — — — — — — — — — — — — — — 0.04 4.83 5420
LEGEND
Bhp — Brake Horsepower
ESP — External Static Pressure (in. wg)
Watts — Input Watts to Motor
Table 10 — Motor Limitations
STANDARD EFFICIENCY MOTORS
Nominal
Hp
Maximum
Bhp
Maximum Amps Maximum
Watts
Motor
Efficiency 230 460 575
5
5.9 14.6 — — 5,030 87.5
5.9 — 7.9 6.0 5,030 87.5
7.5
8.7 22.0 — — 7,334 88.5
9.5 — 12.0 10.0 8,008 88.5
10
10.2 28.0 — — 8,502 89.5
11.8 — 14.6 12.0 9,836 89.5
15
15.3 43.8 — — 12,543 91.0
18.0 — 21.9 19.0 14,756 91.0
20
22.4 62.0 — — 18,363 91.0
23.4 — 28.7 23.0 19,183 91.0
HIGH EFFICIENCY MOTORS
Nominal
Hp
Maximum
Bhp
Maximum Amps Maximum
Watts
Motor
Efficiency 230 460
5
5.9 15.8 — 4,918 89.5
5.9 — 7.9 4,918 89.5
7.5
8.7 22.0 — 7,078 91.7
9.5 — 12.0 7,728 91.7
10
10.2 28.0 — 8,298 91.7
11.8 — 15.0 9,600 91.7
15
15.3 43.8 — 12,273 93.0
18.0 — 21.9 14,439 93.0
20
22.4 58.2 — 17,853 93.6
23.4 — 28.7 18,650 93.6
LEGEND
BHP — Brake Horsepower
NOTE: Extensive motor and electrical testing on the these units has en-
sured that the full horsepower range of the motor can be utilized with
confidence. Using your fan motors up to the horsepower ratings shown
on the Motor Limitations table will not result in nuisance tripping or pre-
mature motor failure. Unit warranty will not be affected.
Table 11 — Air Quantity Limits
UNIT 580G,H
MINIMUM HEATING
CFM
MINIMUM COOLING
CFM
MAXIMUM
CFM
240 6,000 6,000 10,000
300 7,500 7,500 12,500
324 8,250 8,250 13,750
360 9,000 9,000 15,000
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