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Carrier manual Typical piping and wiring, 23XRV CHILLER

Models: 23XRV

1 32

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Typical piping and wiring

Typical piping and wiring

23XRV CHILLER

MAIN COMPRESSOR

1

1

1

1 MOTOR POWER

6

TO CHILLED LIQUID PUMP TO CONDENSER LIQUID PUMP TO COOLING TOWER FAN

7	8

2

9

FROM COOLING TOWER

5

TO

COOLING

TOWER

3

FROM

LOAD

4

9

3

TO

LOAD

DRAIN

LEGEND

1 — Disconnect

2— Unit-Mounted VFD/Control Center

3— Pressure Gages

4— Chilled Liquid Pump

5— Condenser Liquid Pump

6— Chilled Liquid Pump Starter

7— Condenser Liquid Pump Starter

8— Cooling Tower Fan Starter

9— Vents

Piping

Control Wiring

Power Wiring

NOTES:

1.Wiring and piping shown are for general point-of-connection only and are not intended to show details for a specific installation. Certified field wiring and dimensional diagrams are available on request.

2.All wiring must comply with applicable codes.

3.Refer to Carrier System Design Manual for details regarding piping techniques.

4.Wiring not shown for optional devices such as:

•remote start/stop

•remote alarms

•optional safety device

•4 to 20 mA resets

•optional remote sensors

•kW output

•head pressure reference

5.Flow switches are NOT required.

15

Image 15

Carrier manual Typical piping and wiring, 23XRV CHILLER

Contents

Product Data Features/BenefitsSEISMICOMPLIANT Product reliabilityEnvironmental leader Features/Benefits contTable of contents High efficiencyMicroprocessor controls features Heat exchanger featuresQuality Assurance Model number nomenclatureFeatures/Benefits cont SEISMICOMPLIANT23XRV HEAT EXCHANGER WEIGHTS Physical data23XRV COMPRESSOR AND MOTOR WEIGHTS COMPONENT WEIGHTS23XRV WATERBOX COVER WEIGHTS - SI kg Physical data contADDITIONAL WEIGHTS FOR 23XRV MARINE WATERBOXES 23XRV WATERBOX COVER WEIGHTS - ENGLISH lb→ Options and accessories 23XRV DIMENSIONS NOZZLE-IN-HEAD WATERBOX Dimensionsa23-1646 23XRV DIMENSIONSPerformance data NOZZLE SIZE23XRV HEAT EXCHANGER MIN/MAX FLOW RATES Electrical data VFD FRAME SIZESAUXILIARY RATINGS Control system FeaturesControls Microprocessor controlsICVC ENGLISH DISPLAY IN SI UNITS Controls contCONTROL PANEL DISPLAY Front View CONTROL PANEL DISPLAY Front ViewCCN COMMUNICATION WIRING FOR MULTIPLE CHILLERS TYPICAL Controls cont Control sequence23XRV CHILLER Typical piping and wiring23XRV COMPONENT ARRANGEMENT Control wiring schematicApplication data a23-1650→ 23XRV MACHINE FOOTPRINT Application data cont a23-164723XRV ISOLATION WITH ACCESSORY SOLEPLATE PACKAGE SUCTION END 23XRV NOZZLE ARRANGEMENTSDISCHARGE END DISCHARGE ENDSUCTION END Application data cont23XRV NOZZLE ARRANGEMENTS cont DISCHARGE ENDWITH OPTIONAL ISOLATION OF DISCHARGE AND COOLER 23XRV WATERBOX NOZZLE SIZES Nozzle-In-Head and Marine WaterboxesRELIEF VALVE LOCATIONS RELIEF VALVE ARRANGEMENTSDesign pressures Vent and drain connectionsRelief valve discharge pipe sizing ASME stampingCONDENSATION VS RELATIVE HUMIDITY → Minimum fluid loop volumeInsulation 23XRV MINIMUM FIELD-INSTALLED INSULATION REQUIREMENTSGuide specifications HVAC Guide SpecificationsVariable Speed Screw Chiller Part 2 - Products 2.01 EQUIPMENT A. General 1.04 WARRANTY1. Temperature is between 40 F 4.4 C and 120 F 48.9 C 2. Relative humidity is between 10% and 80% non-condensingGuide specifications cont b. Over voltage c. Phase loss d. Phase reversal e. Ground fault 7. VFD Electrical Service single point powere. Input power shall be 380/460 vac, ±10%, 3 Phase, 50/60 Hz, ±2% Hz c. Condenser water pump d. Alarm status 9. Analog OutputF. Refrigerant Flow Control Guide specifications cont13 Loss of condenser water flow 14 Variable frequency drive fault l. Chilled Water Reset1 Chilled water reset based on an external 4 to 20 mA signal 2 Demand limit based on external 4 to 20 mA signalH. Electrical Requirements Guide specifications contpiping, internal wiring, and These items shall be factory-installed to allowor condenser with 1, 2 or 3 pass configuration A refrigerant pumpout system shall be installedCatalog No Carrier Corporation Syracuse, New York5-10 Section