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Location and mounting
NOTE:
• The type 12 exhaust grille (TEPXXUL12) does not maintain a UL type 12 rating
when used for passive ventilation.
• The exhaust grille must be used in a system with a type 12 fan package
(TFPXXUL12) which is suitable to supply filtered air into the enclosure.
• Type 12 exhaust grille (Models TEP4UL12, TEP6UL12, TEP10UL12) is designed
to be installed on the vertical sides of the enclosure only. Do not install this
product on top of the enclosure.
1.
Determine the location for the exhaust grille on the enclosure.
2.
UL Arc Barrier Requirement: If a ventilation opening is less than 12 inches
(305 mm) from an arcing part, a barrier shall be interposed between the ventilation
opening and a possible source of arcing, such as a power−circuit switch, a fuse,
the vent openings of a circuit breaker, a conductor, or an overload relay.
Barrier Material
Other Non−metallic
A barrier shall be of such dimension and so located that any straight line drawn
from any arcing part past the edge of the barriers intersects a point in the
ventilation opening plane that is at least 0.25 inches (6.35 mm) outside the edge
of the ventilation opening.
A barrier shall be secured in place by mechanical means such as
mechanical fasteners.
3.
Make sure that no wires or components are in the way before
proceeding.
4.
Make the appropriate cutout and mounting holes. See the following hole
pattern and table.
5.
Install supplied gasket to the flange surface of the plenum. (Models:
TEP4UL12, TEP6UL12, and TEP10UL12 ONLY)
6.
Secure finger guard as shown using the supplied screws, lockwashers,
and nuts.
7.
Insert the filter in the plenum and snap the composite grille over
the plenum.
87560860
© 2018 Hoffman Enclosures Inc.
Steel
Aluminum
Polycarbonate
Minimizar del Espesor
0.053 in.
0.075 in.
0.125 in.
0.250 in.
PH 763 422 2211 • nVent.com/HOFFMAN
1.35 mm
1.9 mm
3.2 mm
6.35 mm
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