TABLE 3A
Vibration Isolator Types and Minimum Static Deflection
(MSD, mm) for 100-200 mm slab on grade and column supported.
Column
Slab on earth
9.1-12 meters
12.1-15 meters
Spacing
and 0-9 meter
Equipment
Type
MSD
Type
MSD
Type
MSD
_________
(Note (1))
(Note (1))
(Note (1))
Chillers or
Heat Pumps
500 to 750 rpm
SV-R
44.45
SV-R
63.50
SV-R
88.90
751 rpm and up
SV-R
38.10
SV-R
63.50
SV-R
88.90
Packaged Boilers
SV
25.40
SV
63.50
SV-R
88.90
Closed Coupled
Pumps
Up to 5 1/2 kW
S-I
25.40
S-I
25.40
S-I
25.40
Over 5 1/2 kW
S-I
38.10
S-I
63.50
S-I
63.50
Base Mounted
Pumps
Up to 15 kW
S-I
38.10
S-I
63.50
S-I
63.50
15 to 56 kW
S-I
38.10
S-I
63.50
S-I
88.90
Over 56 kW
S-I
63.50
S-I
88.90
S-I
88.90
Cooling Towers and
SV with deflections specified for centrifugal
Evaporative Condensers
blowers when springs are supported on beams.
Use deflection listed for column supported
floors with up to 9 meters column spacing when
springs are located on columns or bearing
walls
Factory
Assembled Air
Handling
Equipment
AH, AC and HV
Units
(Note (2))
Suspended
Units
Up to 3 3/4 kW
H
25.40
H
25.40
H
25.40
Over 3 3/4 kW
Up to 400 rpm
H
44.45
H
44.45
H
44.45
Over 401 rpm
H
25.40
H
38.10
H
63.50
SECTION 15070N
Page 33
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