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Figure 3 – Clearance Requirements for Standard CDHF
Notes:
1. Per NEC Article 110 - Unit mounted starters from 0-600V require 42" clearance; 601-2500V require 48" clearance;
2501-9000V require 60" clearance.
2. Clearance 1 can be at either end of machine and is required for tube pull clearance
Clearance 2 is always at the opposite end of machine from Clearance1 and is required for service clearance
3. Clearance requirement for evaporator tube removal does not include water box. Add water box dimension to this
figure.
UCP Clearance Requirements for Standard CDHF
Shell
Width
210 D
130.875
250 D
142.625
250 M
142.625
250 X
142.625
12
General Information
Entire Width
Height
184.875
132.750
196.625
136.875
196.625
141.375
196.625
141.375
Length
Entire Length
258.000
606.000
258.000
606.000
312.000
714.000
360.000
810.000
CL1
CL2
Clearance 1
Clearance 2
264.000
84.000
264.000
84.000
318.000
84.000
366.000
84.000
CDHF-SVN01B-EN
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