York PREDATOR 150 - Manual (Page 29)

035-17311-002-A-0803
Unitary Products Group 29
TABLE 25: 10 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE
* †
ESP ‡
TURNS OPEN **
0 1 2 3 4 5
CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP
0.2 - - - - - - - - - 3896 1639 1.76 3688 1453 1.56 3447 1268 1.36
0.4 4040 2076 2.23 4005 1934 2.07 3790 1698 1.82 3569 1508 1.62 3333 1330 1.43 3057 1147 1.23
0.6 3890 2006 2.15 3697 1790 1.92 3427 1550 1.66 3152 1356 1.45 - - - - - -
0.8 3620 1882 2.02 3324 1629 1.75 2972 1380 1.48 - - - - - - - - -
1.0 3227 1708 1.83 - - - - - - - - - - - - - - -
*.
Blower performance for gas heat includes maximum number of heat tubes available for each tonnage.
†. Blower performance includes two-inch throwaway filters.
‡.
ESP (External Static Pressure) given is that available for the supply and return air duct system. All internal resistances have been
deducted from the total static pressure of the blower.
**. “Turns Open” refers to the setting of the variable pitch motor sheave, where “0 Turns Open” is fully closed.
††. W = Watts
TABLE 26: 10 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE
* †
ESP ‡
TURNS OPEN
**
0 1 2 3 4 5
CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP
0.4 4965 3485 3.74 4875 3150 3.38 4613 2739 2.94 4322 2374 2.55 4156 2106 2.26 3907 1860 1.99
0.6 4876 3416 3.66 4651 2997 3.21 4359 2582 2.77 4038 2220 2.38 3860 1966 2.11 3590 1724 1.85
0.8 4713 3291 3.53 4387 2823 3.03 4077 2417 2.59 3719 2059 2.21 3541 1827 1.96 3242 1584 1.70
1.0 4476 3116 3.34 4084 2632 2.82 3768 2245 2.41 3365 1892 2.03 3197 1691 1.81 - - -
1.2 4165 2898 3.11 3741 2427 2.60 3432 2070 2.22 - - - - - - - - -
1.4 3779 2646 2.84 3359 2212 2.37 3069 1895 2.03 - - - - - - - - -
1.6 3319 2372 2.54 - - - - - - - - - - - - - - -
*. Blower performance for gas heat includes maximum number of heat tubes available for each tonnage.
†. Blower performance includes two-inch throwaway filters.
‡. ESP (External Static Pressure) given is that available for the supply and return air duct system. All internal resistances have been
deducted from the total static pressure of the blower.
**. “Turns Open” refers to the setting of the variable pitch motor sheave, where “0 Turns Open” is fully closed.
††.
W = Watts