Page 2 - Table of contents
Application flexibility/two-stagecompressor — By providing a wide assortment of compressor and geararrangements as well as 2 stagesof compression, the 17EX chiller is anefficient, quality package ideally suitedfor domestic chilled water, exportchilled water, brine chilling, and icemaking application...
Page 3 - Model number nomenclature
Model number nomenclature ASME ‘U’ STAMP ARI (Air Conditioning and Refrigeration Institute) PERFORMANCE CERTIFIED (60 Hz Only) NIH — Nozzle-In-Head *Any available cooler size can be combined with any available condenser size. NOTE: For details on motor size designations, see below. 3
Page 6 - TYPICAL 17EX REFRIGERATION CYCLE
Features/Benefits (cont) Heat supplies the energy required for boiling and is obtained from thewater (or brine) flowing through thecooler tubes. When heat is removed,the chilled water can then be usedfor air conditioning or for process liq-uid cooling. After removing heat from the water, the refrige...
Page 7 - TYPICAL OPEN-DRIVE COMPRESSOR COMPONENTS
TYPICAL OPEN-DRIVE COMPRESSOR COMPONENTS LEGEND 1 — Variable Inlet Guide Vanes (Hidden)2 — First-Stage Impeller3 — Second-Stage Impeller4 — Front Journal Bearing5 — Thrust Bearing Assembly6 — Coast-Down Reservoir7 — Shaft Displacement Detector8 — Rear Journal Bearing9 — Contact Seal 10 — Compressor ...
Page 8 - Options and accessories
Options and accessories ITEM OPTION* ACCESSORY† Thermal Insulation X Multi-Pass Heat Exchangers X Automatic Hot Gas Bypass X Controls Option Module X .028 or .035-in. Wall Copper Tubes, Internally Enhanced, Cooler or Condenser X .028 or .035-in. Wall Copper Tubes, Smooth Bore, Cooler or Condenser X ...
Page 9 - Chiller components; 7EX WITH EXTERNAL GEAR (SPEED INCREASER)
Chiller components 1 2 3 4 5 6 7 8 9 10 11 12 13 14 40 39 37 38 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 LEGEND 1 — Condenser2 — Cooler Suction Pipe3 — Compressor Suction Elbow4 — Guide Vane Actuator5 — Condenser Discharge Pipe6 — Compressor Discharge Elbow7 — Two-Stage Comp...
Page 10 - Physical data; RIGGING AND OPERATING WEIGHTS
Physical data RIGGING AND OPERATING WEIGHTS 17EX HEAT EXCHANGER, ECONOMIZER/STORAGE VESSEL, PIPING, AND PUMPOUT UNIT WEIGHTS* COOLER SIZE† COOLER TOTAL WEIGHT COOLERCHARGE ECONOMIZER/ STORAGE VESSEL ECONOMIZER REFRIGERANT MISCELLANEOUS PIPING PUMPOUT UNIT Dry** Operating†† Refrigerant Water lb kg lb...
Page 11 - MARINE WATERBOX COVER WEIGHTS*
RIGGING AND OPERATING WEIGHTS (cont) ADDITIONAL CONDENSER WEIGHTS* COMPONENT HEAT EXCHANGER SIZE WATERBOX TYPE NUMBER OF PASSES DESIGN MAXIMUM WATER PRESSURE ADDITIONAL DRY WEIGHT ADDITIONAL WATER WEIGHT psig kPa lb kg lb kg CONDENSER 45 - 47 NIH 1, 3 150 1034 344 156 — — NIH 1, 3 300 2068 1652 749 ...
Page 12 - Dimensions
Dimensions DIAM2'-6 1/2" (775) 1'-0" (305) 12'-5"(3785) 2'-0" (610)MINIMUMSERVICEAREA 22'-10"(6960) 17'-2"(5232) 11'-7"(3531) NOZZLE SIZES HEAT EXCHANGER NOZZLE TYPE NOZZLE SIZES (in.) Cooler Passes Condenser Passes 1 2 3 1 2 3 45 - 48 Marine 20 14 12 20 14 12 NIH 18 14 1...
Page 13 - Performance data; Computerized ratings; Computerized performance ratings are available through; ARI Certification Program; Variables such as local weather data, building load pro-; Electrical data; AUXILIARY RATINGS
Performance data Computerized ratings Since Carrier’s 17EX chiller has numerous componentcombinations and can meet a wide variety of required op-erating conditions, it is impractical to provide tabular per-formance information. Tabulated performance ratings pre-dict ‘‘typical’’ chiller performance. ...
Page 14 - 0 Hz MOTOR DATA
Electrical data (cont) Compressor motor controllers Compressor motors, as well as controls and accessories,require starting equipment systems specifically designed for17 series chillers. See starting equipment publications orconsult Carrier regarding design information for selectionof controllers. C...
Page 15 - Application data; Range of application; DESIGN AND TEST PRESSURES; Insulation Requirements; THERMAL INSULATION REQUIREMENTS; Insulation at jobsite —; CONDENSATION VS RELATIVE HUMIDITY*
Application data Range of application The 17EX chiller is designed for standard water (or brine)chilling applications using HFC-134a. ASME stamping All 17EX heat exchangers are constructed in accordancewith ASHRAE 15 (American Society of Heating, Refrigera-tion, and Air Conditioning Engineers) Safet...
Page 16 - Vent and drain connections; PRESSURE GAGE LOCATION; Refrigerant temperature sensors; AUXILIARY CONNECTIONS
Application data (cont) Vent and drain connections All vent and drain connections are found in the waterboxshell. Vent and drain connection size is 1-in. FPT. Provide the high points of the chiller piping system with vents and the low points with drains. If shutoff valves areprovided in the main wat...
Page 18 - CHILLER CONTACT SURFACES
Application data (cont) HEAT EXCHANGER MINIMUM/MAXIMUM FLOW RATES* (cont) ENGLISH (Gpm) FRAME SIZE CONDENSER SIZE 1 PASS 2 PASS 3 PASS Min Max Min Max Min Max 5 55 3660 14,640 1830 7320 N/A N/A 56 4091 16,364 2045 8182 N/A N/A 57 4511 18,042 2255 9021 N/A N/A SI (L/sec) FRAME SIZE CONDENSER SIZE 1 P...
Page 19 - STANDARD ISOLATION
CHILLER CONTACT SURFACES (cont) SOLEPLATE ISOLATION 7/8-9UNC-4 HOLESFOR JACKING SCREWS 1'-2"(355.6) 0'-1 1/2" (38.1) 2'-4"(711) 0'-1 1/2" (38.1) 1'-5"(431.8) 2'-1"(635) TYPICAL ISOLATION FIELD-INSTALLED ACCESSORY ISOLATION SOLEPLATE DETAIL SECTION A-A NOTES:1. Dimensions in (...
Page 20 - NOZZLE ARRANGEMENTS
Application data (cont) NOZZLE ARRANGEMENTS NOZZLE-IN-HEAD WATERBOXES COOLER WATERBOX Pass In Out Arr. Code 1 8 5 A 5 8 B 2 7 9 C 4 6 D 3 7 6 E 4 9 F CONDENSER WATERBOX Pass In Out Arr. Code 1 11 2 P 2 11 Q 2 10 12 R 1 3 S 3 10 3 T 1 12 U NOTES:1. Frame 5 condenser available in 1 and 2 pass only. 2....
Page 21 - Controls; Microprocessor controls; Control system
Controls Microprocessor controls Microprocessor controls provide the safety, interlock, ca-pacity control, and indications necessary to operate the chillerin a safe and efficient manner. Control system The microprocessor control on each Carrier centrifugal sys-tem is factory mounted, wired, and test...
Page 22 - MICROPROCESSOR CONTROL CENTER
Controls (cont) MICROPROCESSOR CONTROL CENTER CONTROL CENTER WITH OPTIONS (FRONT VIEW) LEGEND 1 — Processor Module (PSIO). The PSIO is the Brain of the Product Integrated Controls 2 — Optional 8-Input Module for Spare Inputs to Control Interface (one of two available) 3 — Local Interface Device (LID...
Page 23 - LOCAL INTERFACE DEVICE (LID) TYPICAL DISPLAY PANELS
LOCAL INTERFACE DEVICE (LID) TYPICAL DISPLAY PANELS Default Display — Displays information most commonly required forchiller operating logs. Two- line system status messages inform theoperator of mode of operation or any alert or alarm messages. Thefour ‘‘softkeys’’ allow access to other control fun...
Page 25 - Control sequence; CONTROL SEQUENCE
Control sequence To start: Local start-up (manual start-up) is initiated by pressing the LOCAL menu softkey which is indicated onthe default local interface device (LID) screen. Time sched-ule 01 must be in the occupied mode and the internal15-minute start-to-start and the 1-minute stop-to-start in-...
Page 26 - Typical control wiring
Typical control wiring LEGEND BRG — Bearing C — Contactor CB — Circuit Breaker CH — Channel COM — Communications COMP’R — CompressorCOND — Condenser DETR — Detector DIFF — Differential DISCH — DischargeENT — Entering EVAP — Evaporator EXT — External G.V. — Guide Vane HGBP — Hot Gas Bypass HTR — Heat...
Page 29 - NOTES FOR TYPICAL FIELD WIRING
NOTES FOR TYPICAL FIELD WIRING NOTES: I GENERAL 1.0 Starters shall be designed and manufactured in accordance with Carrier Engineering requirement Z-375. 1.1 All field-supplied conductors and devices, field-installation wir- ing, and termination of conductors and devices must be in com-pliance with ...
Page 30 - Typical piping and wiring; 7EX CHILLER WITH FREE-STANDING STARTER
Typical piping and wiring 17EX CHILLER WITH FREE-STANDING STARTER 2 TO CHILLED WATER PUMPTO CONDENSER WATER PUMPTO COOLING TOWER FAN MAINPOWER 8 9 1 1 1 2 3 4 5 6 11 10 FROMCOOLINGLOAD FROMCOOLINGTOWER TO COOLERNOZZLE (IN) TO COOLING TOWER(FROM CONDENSERNOZZLE OUT) DRAIN TOCOOLINGLOAD 7 7 WATER SOUR...
Page 31 - Guide specifications; Open Drive Centrifugal Chiller; Part 1 — General
Guide specifications Open Drive Centrifugal Chiller Size Range: 1500 to 2250 Tons(5820 to 7910 kW) Nominal Carrier Model Number: 17EX (with External Gear) Part 1 — General 1.01 SYSTEM DESCRIPTION A. Microprocessor controlled liquid chiller using two- stage hermetic or open centrifugal compressor wit...