Enclosure support, Concrete slab, Steel platform – Alpha Technologies Te17 User Manual

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Enclosure Support

A supporting structure (slab, roof top, etc. with a minimum loading capacity of 600lb./sq.ft.) is required to support
a fully loaded enclosure (rectifiers, batteries, air conditioning, etc.).

Concrete Slab

Cast-in-place or pre-cast concrete slabs can be used.

Place the enclosure on the concrete slab and secure with 'Hilti' HSL heavy-duty expansion anchor bolts or
approved equivalent. Secure the enclosure using the specific recommendations from the chosen fastener
manufacturer, taking into account the embedment depth and clear edge distances in order for the securing device
to achieve it's full structural capacity. All alternates other than what is provided directly with the enclosure will
need to be reviewed by a registered professional engineer qualified to practice within the area where the
enclosure is being installed.

Alternate installation could be to use a chemical anchoring system such as Hilti’s HY150 for concrete or HY20 for
masonry along with suitable threaded rods and inserts from the same manufacturer. Spacing and placement
utilizing this method shall be performed as per the manufacturer’s recommendations.

Steel Platform

It is recommended that the mounting bolts be 1.27cm (1/2”) diameter A325 structural bolts in conjunction with a
backing plate/clasp to grip the underside of the grating. Once the enclosure is in place, secure the bolts on the
inside using appropriate washers and bolts.

WARNING
Installation on wood base is not recommended. The compressive strength of the wood
would not be able to maintain the load during a Type 4 seismic event. If it is an absolute
requirement that a wood base be used, contact Argus for recommendations.

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