Labconco Fiberglass 30 Laboratory Fume Hoods 3030005 - Manual (Page 18)

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Chapter 3: Getting Started
The exhaust connection should be
installed by a qualified HVAC
contractor.
The exhaust connection on your hood
has been designed for 6" nominal pipe
(6.625" OD) to allow for minimum static
pressure loss with proper transport
velocities away from the hood. Consult
Labconco Customer Service should you
require help sizing your blower for the
exhaust volume and total system static
pressure loss. See Chapter 2 for the hood
airflow specifications.
The selected exhaust duct material
should match the hood procedures and
chemicals used to ensure compatibility.
Connecting the Electrical
Supply Source to the
Fiberglass 30 Fume Hood
Prior to connecting any electrical wiring to the fume
hood structure, refer to the hood identification plate for
the proper electrical requirements of your specific
model.
The identification plate, model number, serial number,
and electrical connection boxes are accessible from the
front of the fume hood by removing the front panel.
The Fiberglass 30 Hood is normally wired for 115 Volt,
60 Hz, 20 Amp or 230 Volt, 50 Hz, 10 Amp electrical
services. The number of circuits varies depending on
WARNING: The building electrical supply system for
Fiberglass 30 Hoods should include overload
protection. A switch or circuit breaker should be in
close proximity to the equipment and within easy
reach of the operator. The switch or circuit breaker is
to be marked as the disconnecting device for the
equipment. Consult the NEC-2002 for proper
installation.
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