Table 7. Anchor requirements for non-stacked units
SDS I
p
z/h
Attachment
method
Equipment
weight (lbs.)
Seismic
Restraint
model
Attachment System
Qty per tag Method
1.483 1.5 1.0
Floor mounted
(concrete
)
45 psf maximum Bolt down
2 per mounting
location
Anchor: Hilti HDA-P
Dia.: M12 x 125/50
Embed.: 4.922 inches
Edge: 14-in./8-in. thick
Conc.: 3000 psi
0.967 1.5 1.0
Floor mounted
(concrete)
45 psf maximum Bolt down
2 per mounting
location
Anchor: Hilti TZ-CS
Dia.: 1/2 inch
Embed.: 3.25 inches
Edge: 14-in./6-in. thick
Conc.: 3000 psi
1.850 1.5 1.0
Floor mounted
(steel)
45 psf maximum Bolt
down
2 per mounting
location
Anchor: A325 Bolt
Dia.: 1/2 inch
Embed.: n/a
Edge: n/a
Conc.: n/a
1.850 1.5 1.0
Floor mounted
(welded to steel)
45 psf maximum Welded
1 per mounting
location
6-inch weld length with
1/8-inch weld leg
Notes: Install clips at shipping split corners.
Install clips at shipping splits containing fans or coils at 48 inches maximum on-center spacing.
Installation - Mechanical
32 CLCH-SVX013B-EN
Stacked Design
Grade to Roof Mounted (0<=Sds<=1.85) Non-
Isolated
4000 psi concrete. •
• 1/2-inch diameter Hilti Kwik Bolt TZ carbon steel
concrete anchors attached to un
it base rails
• Install clips at all ship split
corners.
• Install clips
at ship splits with a stacked section at 36
inche
s maximum on-center spacing.
• Install clips at single level ship spli
ts containing fans or
coils at 48 inches maximum on-center spacing.
• 3 1/4-inch minimum anchor embedment
• 7 1/2-inch minimum distance
to the nearest edge
• 6-inch minimum concrete slab thickness
Steel dunnage/steel curb.
1/2-inch diameter ASTM A325 or SAE Grade 5 bolts
attached to unit base located as noted above or 1-inch long
3/16-inch welds at unit bases located as noted above.
Table 8. Anchor requirements for non-stacked units
SDS I
p
z/h
Attachment
method
Equipment
weight (lbs.)
Seismic
Restraint
model
Attachment System
Qty per tag Method
0.421 1.5 1
Floor mounted
(concrete
)
150 psf
maximum
Bolt down See note below
1/2-in. dia. Hilti Kwik Bolts TZ-CS
with min. embedment of 3-1/4-
in.; Edge distance of 12-in. on 6-
in. thick 3,000 psi concrete
0.637 1.5 1
Floor mounted
(concrete)
150 psf
maximum
Bolt down See note below
Hilti HAD-P M12x125/50 bolts
with min. embedment of 4.92-
in.; Edge distance of 12-in. on a
8-in. thick 3,000 psi concrete
1.85 1.5 1
Floor mounted
(steel
)
150 psf
maximum
Bolt down S
ee note below
1/2-in. dia. ASTM A325/Grade 5
bolts
1.85 1.5 1
Floor mounted
(steel)
150 psf
maximum
Welded to steel See note below 1/8-in. thick, 6-in. long weld
Notes: Install anchors at shipping split corners.
Install anchors at shipping splits with a stacked mo
dule at 36-in. max spacing.
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