Floor Preparation Test
The non-extensible units can be directly bolted to the
concrete floor by use of
4 x M10 (supplied) UNI-FIX
or similar rag bolt fixings. The floor tolerance for the unit is ±1
mm over 1 m.
For details refer to Figure – Switchboard Bolt Tolerance.
Switchboard Bolt Tolerance
|
A |
Foot of unit |
|
B |
M10 channel fixing |
|
C |
Floor level flush to +/-1 mm with foundation channel |
|
D |
Spring loaded channel nut |
|
E |
Channels made in subfloor |
|
F |
Channels grouted in position using setting jigs supplied |
NOTE: If the floor does not meet the specified
tolerance, it is highly recommended to use foundation channels, such
as Unistrut P3270 or similar. The floor should be 1 mm below the top
of the Unistrut.