5
CDHF-SVN01B-EN
General Information
Warnings and Cautions
Notice that WARNINGS and
CAUTIONS appear at appropriate
intervals throughout this manual.
WARNINGS are provided to alert
installing contractors to potential
hazards that could result in personal
injury or death, while CAUTIONS are
designed to alert personnel to
conditions that could result in
equipment damage.
Your personal safety and the proper
installation of this machine depend
upon the strict observance of these
precautions.
Unit Nameplate
The CDHF unit nameplate is located
on the left side of the left hand unit
control panel (UCP). A typical unit
nameplate is illustrated in Figure 1.
The following information is
provided on the CDHF unit
nameplate.
- Unit model and size descriptor
- Unit serial number
- Unit electrical requirements
- Correct operating charge and type
of refrigerant.
- Unit test pressures and maximum
operating pressures
- Unit Installation and Operation and
Maintenance manuals
- Product description block (identifies
all unit components and unit
“design sequence” used to order
literature and make other inquiries
about the unit).
Metric Conversion
The following conversions apply for
tables and charts in this manual,
In. x 2.54 = cm
Ft. x 30.48 = cm.
Lb. x .453 = kg.
Commonly Used Acronyms
ASME = American Society of
Mechanical Engineers
ASHRAE = American Society of
Heating, Refrigerant and Air
Conditioning Engineers
BAS = Building Automation System
LBU = La Crosse Business Unit
CABS = Auxiliary Condenser Tube-
Bundle Size
CDBS = Condenser Bundle Size
CDSZ = Condenser Shell Size
CWR = Chilled Water Reset
DTFL = Delta-T at Full Load (i.e., the
difference between entering and
leaving chilled water temperatures at
design load)
EVBS = Evaporator Bundle Size
EVSZ = Evaporator Shell Size
GPM = Gallons-per-Minute
HVAC = Heating, Ventilating, and Air
Conditioning
IE = Internally Enhanced Tubes
IPC = Interprocessor Communication
PFCC = Power Factor Correction
Capacitor
PSID = Pounds-per-Square-Inch
(differential pressure)
PSIG = Pounds-per-Square-Inch
(gauge pressure)
UCP = Chiller Control Panel
CH530 = Tracer CH530 Chiller
Controller
Summary of Contents for Duplex Water-Cooled Hermetic CenTraVac
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