CVHH-SVX001A-EN
15
Unit Clearances and Weights
Recommended Unit Clearances
Adequate clearances around and above the chiller are
required to allow sufficient access for service and
m aintenance operations. Specific unit clearance
requirem ents are indicated in the subm ittal package
provided for your unit.
•
Do NOT install piping or conduit above the com pressor
m otor assem bly or behind the suction elbow of the
unit.
•
M inim um vertical clearance above the unit is 92 cm
(3 feet).
•
Use a housekeeping pad to provide better service
clearances; refer to subm ittal for m ore inform ation.
Per NEC Article 110: Unit m ounted starters from 0–600V
require a 107 cm (42 inch) clearance, 601–2500V require a
122 cm (48 inch) clearance, and 2501–9000V require a
152 cm (60 inch) clearance. Refer to NEC and local
electrical codes for starter and control panel clearance
requirem ents.
Figure 4.
Clearance requirements
Opt ional unit
m ount ed
st art er
Condenser
Evaporat or
Econom izer
Mot or
B
A
E
Right hand t ube pull show n,
apply t ube pull clearance
dim ension t o left end for
left hand t ube pull.
These dim ensions per
NEC Ar t icle 110
46 cm ( 18 in.)
C
D
92 cm ( 3 ft )
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