User Manual

AS4000 Access Concentrator
Installation and Commissioning
DLP 002
605-0000-453
Issue 1.2dr Date 7/02/00
Page 3 of 4
1.3. Securing the rack using overhead Ironwork
Assemble the overhead steelwork as required and secure the rack to the overhead
structure using suitable fixings in compliance with local requirements. Remove all
burrs and sharp edges.
M16 Threaded
Drop Rod (cut to length)
M16 Washer and
Securing Nut
M16 Welded Nuts
50mm x15mm Tie
Bar
Tie Bar Clamps
M16 Nut
92mm
415mm
Plastic End Caps
Figure 4. Typical Overhead Ironwork Support
Note: In installations where threaded droprods in excess of 500mm are employed it
may be necessary to provide additional support bars to ensure rigidity of the support
structure.