Chiller Installation; Electrical Connections; Process Water Connections - AEC PCA SERIES Operation And Installation Manual

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2-1

Electrical Connections

Check serial tag voltage and amperage requirements and make sure your electrical
service conforms. See Figure 5 on page 13 for total running amps.
Bring properly sized power leads and ground from a fused disconnect (installed by your
electrician) to the main power terminal in the chiller's electrical enclosure.
Electrical connections must comply with all applicable electrical codes
The chiller must be grounded in accordance with NEC Article 250
Voltage must be within 10% of the chiller's nameplate rating.
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Process Water Connections

All external chilled water connections to the process must be of adequate size.
See Figure 7 on page See 17 for sizing recommendations.
The largest possible openings and passages should be provided for the flow of
chilled water through platens, dies, molds or other pieces of equipment.
Keep any pressure drop in external process piping
to an absolute minimum for optimum unit operation.
To Process
Connect the
TO PROCESS
From Process
Connect the
FROM PROCESS
back into the chiller for cooling and recirculation.
AEC, Inc. recommends a strainer on the
Page 14

Chiller Installation

IMPORTANT!
chilled water supply outlet to the process being cooled.
chilled water return inlet to the return from the process
FROM PROCESS
return line.
PCA Series Chillers