
Fan RPM at Motor Pulley Settings* − 50PM16−28
50PM | DRIVE |
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| MOTOR PULLEY TURNS OPEN |
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0 | 1/ | 1 | 11/ | 2 | 21/ | 3 | 31/ | 4 | 41/ | 5 | 51/ | 6 | |||
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| 2 |
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| Low Range Vertical |
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| Mid‐Low Range Vertical |
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| 1013 | 1035 | 1056 | 1078 | 1099 | 1120 | 1142 | 1163 | 1185 | 1206 | |
PM16, 20 | Mid‐High Range Vertical |
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| 1000 | 1019 | 1039 | 1059 | 1078 | 1098 | 1117 | 1137 | 1156 | 1176 | |
and 24 | High Range Vertical | 1014 | 1038 | 1061 | 1085 | 1108 | 1132 | 1156 | 1179 | 1203 | 1226 | 1250 | 1273 | 1297 | |
(230 and | Low Range Horizontal |
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460 volt) | Mid‐Low Range Horizontal |
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| 1013 | 1035 | 1056 | 1078 | 1099 | 1120 | 1142 | 1163 | 1185 | 1206 | |
| Mid‐High Range Horizontal |
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| 1000 | 1019 | 1039 | 1059 | 1078 | 1098 | 1117 | 1137 | 1156 | 1176 | |
| High Range Horizontal | 1014 | 1038 | 1061 | 1085 | 1108 | 1132 | 1156 | 1179 | 1203 | 1226 | 1250 | 1273 | 1297 | |
| Low Range Vertical |
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| Mid‐Low Range Vertical |
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| 1013 | 1035 | 1056 | 1078 | 1099 | 1120 | 1142 | 1163 | 1185 | 1206 | |
PM16, 20 | Mid‐High Range Vertical |
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| 1000 | 1019 | 1039 | 1059 | 1078 | 1098 | 1117 | 1137 | 1156 | 1176 | |
High Range Vertical | 1014 | 1038 | 1061 | 1085 | 1108 | 1132 | 1156 | 1179 | 1203 | 1226 | 1250 | 1273 | 1297 | ||
and 24 | |||||||||||||||
Low Range Horizontal |
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| 869 |
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(575 Volt) |
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Mid‐Low Range Horizontal |
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| 1013 | 1035 | 1056 | 1078 | 1099 | 1120 | 1142 | 1163 | 1185 | 1206 | ||
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| Mid‐High Range Horizontal |
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| 1000 | 1019 | 1039 | 1059 | 1078 | 1098 | 1117 | 1137 | 1156 | 1176 | |
| High Range Horizontal | 1014 | 1038 | 1061 | 1085 | 1108 | 1132 | 1156 | 1179 | 1203 | 1226 | 1250 | 1273 | 1297 | |
| Low Range Vertical |
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| Mid‐Low Range Vertical |
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| 1007 | |
| Mid‐High Range Vertical |
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| 1000 | 1019 | 1039 | 1059 | 1078 | 1098 | 1117 | 1137 | 1156 | 1176 | |
28 | High Range Vertical | 1014 | 1038 | 1061 | 1085 | 1108 | 1132 | 1156 | 1179 | 1203 | 1226 | 1250 | 1273 | 1297 | |
(all voltages) | Low Range Horizontal |
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| Mid‐Low Range Horizontal |
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| 1007 | |
| Mid‐High Range Horizontal |
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| 1000 | 1019 | 1039 | 1059 | 1078 | 1098 | 1117 | 1137 | 1156 | 1176 | |
| High Range Horizontal | 1014 | 1038 | 1061 | 1085 | 1108 | 1132 | 1156 | 1179 | 1203 | 1226 | 1250 | 1273 | 1297 |
*Approximate fan rpm shown, based on 1725 rpm motor. NOTE: Factory pulley speed setting is at 3 turns open.
48/50PG and PM
177