Greenheck Fan QEM Ventilation Hood User Manual


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7
Optional Construction
& Accessories
Inlet Guard
Assembled and mounted low-pressure loss, zinc
coated guards.
Belt Guard
Custom guarding with two tachometer holes and belt
tension inspection door, assembled and mounted.
Protective Cage
Totally enclosed guard to protect personnel from
unhoused spinning wheel. Typically packaged
with a belt guard to provide complete protection.
(arrangement 1 QEP also requires a shaft guard).
Shaft Guard
Formed guard that covers the shaft between the belt
guard and the plenum cage (arrangement 1 only).
Extended Lube Lines
Allows for bearing lubrication from a remote location.
Ideal for guarded fans or for relocating all lubrication
requirements to a single, readily accessible location.
Factory Selected Drives
Cast iron sheaves and matched belts standard
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to provide reduced vibration levels and minimize
installation costs.
Motor for use with Frequency Drive
Motors meet EPACT or NEMA Premium efficiencies
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Disconnect Switch
Toggle type and heavy duty disconnect switches are
available for positive electrical shutoff and safety
when servicing fans.
Sure-Aire™ Flow Measurement
Sure-Aire™ provides the real-time flow measurement
for use in building automation systems. The Sure-
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and does not impact fan performance.
Isolators
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or spring mounts. The isolators are sized to match the
fan weight at each mounting point.
Isolation Base (QEP)
Provides a known space envelope for the complete
fan assembly. Compact C-channel platform welded
for superior rigidity and solid foundation.
Extended Life Bearings (QEP)
Air handling quality, pillow block bearings meet a
basic rating fatigue life L
10
QFS"#."TUBOEBSET
in excess of 200,000 hours at maximum operating
speed. Equivalent to average or L

life of 1,000,000
hours.
Inlet Vane Damper (QEP)
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modulation of airflow or one-time system balance at
start-up.
Inlet Collar (QEP)
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cone (arrangement 1 and 4) to allow for round slip-fit
connections to the fan inlet.
Inlet Flange (QEP)
Circular inlet flanges with pre-punched holes provide
an easy means for bolted connection to ductwork.
Requires an inlet collar. Matching bolt-on companion
flanges are also available.
Special Coatings (QEP)
Special coatings are available for protective purposes.
Coatings are applied before assembly so that each
manufactured component is coated inside and out.
Consult Greenheck’s Product Application Guide,
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complete listing of coatings and a relative resistance
chart.
QEM QEP
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L
10
IST-

1,000,000 hrs
/" Optional
Isolation
Direct Mount Isolators Optional Optional
4USVDUVSBM#BTFX*TPMBUPST /" Optional
OSHA Compliant Guarding
Guard, Inlet Optional Optional
(VBSE#FMU
Optional
Guard
Package
Optional
Guard, Shaft Optional
Protective Cage Optional
Extended Lube Lines Optional Optional
Sure-Aire™ Flow Monitor Optional Optional
*OMFU7BOF%BNQFS/FTUFE /" Optional
Inlet Collar /" Optional
Flange, Inlet /" Optional
Special Powder Coatings /" Optional
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