Specifications
164015-YIM-A-0905
42 Unitary Products Group
ZH150 (12.5 Ton) Standard Motor Bottom Duct Blower Performance
12.5 Ton STANDARD MOTOR BOTTOM DUCT BLOWER PERFORMANCE
1
,
2
1. Blower performance for gas heat includes maximum number of heat tubes available for each tonnage.
2. Blower performance includes two-inch throwaway filters.
ESP
3
3. 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
4
4. “Turns Open” refers to the setting of the variable pitch motor sheave, where “0 Turns Open” is fully closed.
0 Turns 1 Turns 2 Turns 3 Turns 4 Turns 5 Turns
CFM RPM W
5
5. W = Watts
BHP CFM RPM W
5
BHP CFM RPM W
5
BHP CFM RPM W
5
BHP CFM RPM W
5
BHP CFM RPM W
5
BHP
0.4 - - - - - - - - 4330 1005 3172 3.40 4019 964 2788 2.99 3717 921 2417 2.59 3425 877 2060 2.21
0.6 - - - - - - - - 4018 1008 3000 3.22 3707 967 2616 2.81 3405 924 2245 2.41 3113 880 1887 2.02
0.8 - - - - 4031 1051 3224 3.46 3711 1012 2827 3.03 3400 971 2442 2.62 3098 928 2071 2.22 2806 884 1714 1.84
1.0 4059 1093 3457 3.71 3729 1055 3046 3.27 3409 1016 2648 2.84 3098 975 2263 2.43 - - - - - - - -
1.2 3763 1098 3269 3.51 3433 1061 2858 3.07 3112 1022 2460 2.64 - - - - - - - - - - - -
1.4 3472 1104 3068 3.29 3142 1067 2656 2.85 2822 1028 2259 2.42 - - - - - - - - - - - -
1.6 3187 1112 2850 3.06 2857 1074 2439 2.62 - - - - - - - - - - - - - - - -
1.8 2907 1120 2611 2.80 - - - - - - - - - - - - - - - - - - - -
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ZH150 (12.5 Ton) Alternate Motor Bottom Duct Blower Performance
12.5 Ton ALTERNATE MOTOR BOTTOM DUCT BLOWER PERFORMANCE
1
,
2
ESP
3
TURNS OPEN
4
0 Turns 1 Turns 2 Turns 3 Turns 4 Turns 5 Turns
CFM RPM W
5
BHP CFM RPM W
5
BHP CFM RPM W
5
BHP CFM RPM W
5
BHP CFM RPM W
5
BHP CFM RPM W
5
BHP
0.4 - - - - 5864 1204 5252 5.63 5489 1163 4675 5.02 5143 1124 4168 4.47 4827 1085 3730 4.00 4541 1047 3361 3.61
0.6 - - - - 5546 1206 5022 5.39 5171 1165 4446 4.77 4825 1125 3939 4.23 4510 1087 3501 3.76 4223 1049 3132 3.36
0.8 - - - - 5242 1208 4808 5.16 4866 1168 4232 4.54 4521 1128 3724 4.00 4205 1089 3287 3.53 3919 1051 2918 3.13
1.0 5351 1254 5250 5.63 4946 1212 4604 4.94 4571 1172 4027 4.32 4225 1132 3520 3.78 3909 1093 3082 3.31 3623 1055 2713 2.91
1.2 5062 1258 5049 5.42 4657 1216 4403 4.72 4282 1176 3827 4.11 3936 1136 3319 3.56 3620 1097 2881 3.09 3334 1059 2513 2.70
1.4 4775 1263 4847 5.20 4370 1221 4201 4.51 3995 1181 3625 3.89 3650 1141 3118 3.34 3334 1102 2680 2.87 - - - -
1.6 4488 1268 4639 4.98 4083 1227 3993 4.28 3708 1186 3417 3.67 3362 1147 2909 3.12 - - - - - - - -
1.8 4197 1274 4419 4.74 3792 1233 3773 4.05 3416 1192 3196 3.43 - - - - - - - - - - - -
2.0 3898 1280 4181 4.49 3493 1239 3536 3.79 - - - - - - - - - - - - - - - -
2.2 3588 1286 3921 4.21 - - - - - - - - - - - - - - - - - - - -
1. Blower performance for gas heat includes maximum number of heat tubes available for each tonnage.
2. Blower performance includes two-inch throwaway filters.
3. 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.
4. “Turns Open” refers to the setting of the variable pitch motor sheave, where “0 Turns Open” is fully closed.
5. W = Watts
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