CVHE-SVX02M-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
maintenance operations. Specific unit clearance
requirements are indicated in the submittal package
provided for your unit.
• Do NOT install piping or conduit above the
compressor motor assembly or behind the suction
elbow of the unit.
• Minimum vertical clearance above the unit is 3 ft
(92 cm).
• Use a housekeeping pad to provide better service
clearances; refer to submittal for more information.
Per National Electric Code (NEC) Article 110: Unit
mounted starters from 0 to 600V require a 42 inch
(107 cm) clearance, 601 to 2500V require a 48 inch
(122 cm) clearance, and 2501 to 9000V require a 60 inch
(152 cm) clearance. Refer to NEC and local electrical
codes for starter and control panel clearance
requirements.
Figure 4. Clearance requirements
Table 1. Clearance requirements
Evaporator Size
Shell Combo
A B C D E
in.
cm
in.
cm
in.
cm
in.
cm
in.
cm
032 Short/Long
Short/Short
45 114 141 358 321 815 34 86 53 134
Short/Long
77 195 219 556 431 1094 34 86 53 134
Long/Long
45 114 187 474 411 1043 34 86 53 134
050 Short/Long
Short/Short
45 114 141 358 321 815 40 101 62 157
Short/Long
78 198 219 556 431 1094 40 101 62 157
Long/Long
45 114 187 474 411 1043 40 101 62 157
080 Short/Long
Short/Short
53 134 141 358 329 835 36 91 76 193
Short/Long
85 215 219 556 439 1115 36 91 76 193
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