10 CVHH-SVX001A-EN
Model Number Descriptions
CVHH CenTraVac
Chiller Description
Digit 1, 2 — Simplex
CenTraVac™ Chiller
Digit 3 — Drive
Digit 4 — Development
Sequence
Digit 5, 6, 7 — Nominal Total
Compressor Tonnage
Digit 8 — Unit M otor Voltage
Digit 9 — Unit Type
Digit 10, 11 — Design Sequence
Digit 12 — Manufacturing
Location
Digit 13 — Hot Gas Bypass
(HGB)
Digit 14 — Starter Type
Digit 15 — Control Enclosure
Digit 16 — Evaporator Shell Size
Digit 17 — Evaporator Tube
Bundle
Digit 18 — Evaporator Tubes
Digit 19 — Evaporator Waterbox
Digit 20 — Condenser Shell Size
Digit 21 — Condenser Tube
Bundle
Digit 22 — Condenser Tubes
Digit 23 — Condenser
Waterboxes
Digit 24 — Auxiliary Condenser
Size and Waterboxes
Digit 25 — Evaporator Orifice
Size
Digit 26 — Economizer Orifice
Size
Digit 27 — Condenser Orifice
Size
Digit 28 — Unit Option
Digit 29 — Control: Enhanced
Protection
Digit 30 — Control: Extended
Operation
Digit 31 — Tracer™
Communication Interface
Digit 32 — Special Options
Digit 33 — Water Flow Control
Digit 34 — Chilled Water Reset
Digit 35 — Control: Heat
Recovery/Auxiliary Temperature
Sensors
Digit 36 — Industrial Chiller
Package (INDP)
Digit 37 — Control Power
Transformer (CPTR)
Digit 38 — Thermal Dispersion
Water Flow Proving
Digit 39 — Compressor M otor
Frame Size
CCHH Centrifugal
Compressor
Description
The compressor assembly has a
separate model number which is
required to identify internal and
external compressor parts. The
model number begins with “ CCHH”
and the nameplate is located on the
foot of the volute.
Digit 1, 2 — Unit Function
Digit 3 — Drive
Digit 4 — Development
Sequence
Digit 5, 6, 7 — Nominal Total
Compressor Tonnage
Digit 8 — Compressor M otor
Volt age
Digit 9 — Compressor M otor
Frame Size
Digit 10, 11 — Design Sequence
Digit 12 — M anufacturing
Location
Digit 13, 14, 15, 16 —
Compressor Motor Power (kW)
Digit 17, 18, 19, 20 — First Stage
Compressor Impeller (IMPI)
Digit 21, 22, 23, 24 — Second
Stage Compressor Impeller
(IM P2)
Digit 25, 26, 27, 28 — Third
Stage Compressor Impeller
(IM P3)
Digit 29 — M otor and Terminal
Board Configuration
Digit 30 — Resistent
Temperature Detector
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