Alpha Technologies Te45 - Manual (Page 26)

Alpha Technologies Ltd. 057-106-C0 Rev D
Burnaby, British Columbia. Telephone: 604 436 5900 Fax: 604 436 1233. Page 17 of 38
4.5.3 AC connections with concrete slab mounting
4.5.4 Steel platform
Use 1.27 cm (½") 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. See
the following figure:
CAUTION: Installation on a wood base is not recommended. The compressive strength of the base
material would not be able to maintain the load during a Type 4 seismic event.
Figure 17 – Installation on steel platform
Figure 16 – AC conduit outside concrete slab
AC conduit
located outside
cement pad