Greenheck Fan QEP, QEM manual Arrangements

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Arrangements

QEP Arrangement 1 — Horizontal, Motor on Base

Sizes 12—73

(shown with optional base & belt guard)

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QEP Arrangement 3 — Horizontal, Motor on Base

Sizes 18—73

(shown with optional base & belt guard)

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QEP Arrangement 3 — Horizontal, Motor on Frame (Side)

Sizes 12—73

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QEP Arrangement 3 — Horizontal, Motor on Frame (Top)

Sizes 12—73

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QEP Arrangement 3 — Vertical, Motor on Frame

Sizes 12—54

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QEP Arrangement 4 — Horizontal, Direct Drive

Sizes 15—60

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Contents Plenum Fans Quiet & Efficient Plenum Fans Advantages of the QEM vs. QEPPlenum Model Number Code QEM arrangement 9 belt drivePerformance Comparison Vs -Blade Wheels Advantages of 12-Blade WheelsAir Performance Sound PerformanceStandard Construction Features QEM Arrangement Motor on Right QEP ArrangementStandard Construction and Features Optional Construction Optional Construction & Accessories Arrangements Left Top Right QEM Arrangement 9 Horizontal, Motor on Frame Side SizesQEM Arrangement 4 Horizontal, Direct Drive Sizes Available Motor on Frame PositionsSystem Considerations Air Plenum Design GuidelinesDuct System Effect Effects of Air DensityAirstream Temperature Variations Plenum Exit Velocity ft/minDirect Drive Selections 1001770 RPM 60 Hz Plenum Size Plenum Size Plenum Size QEP Class Maximum rpm Maximum rpm 3900 Maximum rpm 2786RPM #1 3600 1730 1726 1949 2146 2328 4000 1923 2076 2264 QEP Class Maximum rpm Maximum rpm 26683735 3504 1478QEP Class Maximum rpm 3409 Maximum rpm 2327RPM #1 1428QEP Class Maximum rpm Maximum rpm 21903065 2824 1041QEP Class Maximum rpm 2744 Maximum rpm 19601087 1389QEP Class Maximum rpm 2382 Maximum rpm 17012107 10000 1801 1006QEP Class Maximum rpm 2144 2144 19462189 1042 10.2QEP Class Maximum rpm Maximum rpm 1949 Maximum rpm 139214000 1688 788 908 1016 1116 12.0 1208QEP Class Maximum rpm Maximum rpm 1720 Maximum rpm 1229RPM #1 18000 1773 717 822 916 11.7 1001 1083 20000 1970 772QEP Class Maximum rpm 949 Maximum rpm 1560RPM #1 26000 822 12.4 899 17.4QEP Class Maximum rpm 860 1215RPM #1 30000 1988 638 718 790 919 980 38.9 33000 2186 684 10.2 761 16.0 829 22.3 892 29.0QEP Class Maximum rpm 780 9031007 42000 2296 713 773 829 882 932 63.4 1028 72.6 1072QEP Class Maximum rpm 704 918 1035RPM #1 40000 1784 484 10.6 618 730 2007 706 806 QEP Class Maximum rpm 637 830 2369 33.0 642730 770 808 112 883 127 70000QEP Class Maximum rpm 692688 724 790 131 821 879 906 218 3766 727 72.0 762 93.0 796 827QEP Class Maximum rpm 683 860 RPM #1 90000 2216 421 28.0 468 617 116 136 683 2339 439 31.1 484QEP Arrangement 1 Horizontal, Motor off Frame DimensionsQEM Arrangement 4 Horizontal, Direct Drive QEP Arrangement 1 Vertical, Motor on Frame, Mounted on Side QEP Arrangement 3 Horizontal, Motor off Frame QEP Arrangement 3 Vertical, Motor on Frame, Mounted on Side Design and Selection Support Quiet dependable operation