Carrier AquaEdge 19MV Start-Up, Operation And Maintenance Instructions Manual Download Page 9

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Fig. 5 — Refrigeration Cycle — 19MV Oil-free Compressor with Economizer

Fig. 6 — Refrigeration Cycle — 19MV Oil-free Compressor without Economizer

EVAPORATOR

CONDENSER

101

Stg 1

M00

Motor

M00

SUBCOOLER

1ST STAGE END

ECONOMIZER

2ND STAGE END

ECONOMIZER

EXV

DUAL EXV

EXPANSION

CONTROL

VALVE

EVAPORATOR

CONDENSER

SUBCOOLER

Stg 1

M00

Motor

M00

1ST STAGE END

2ND STAGE END

DUAL EXV

EXPANSION

CONTROL

VALVE

Summary of Contents for AquaEdge 19MV

Page 1: ...y Valves 21 Ground Fault Troubleshooting 21 Carrier Comfort Network Interface 22 Charge Refrigerant into Chiller 22 Software Configuration 23 Field Set Up and Verification 28 Perform a Controls Test Q...

Page 2: ...d damage to equipment and property or injury to personnel Warnings continued on next page DANGER Failure to follow these procedures will result in severe personal injury or death DO NOT VENT refrigera...

Page 3: ...cts in its path to act as projectiles USE CARE when working near energized motor PM motors produce strong electromagnetic fields which can be harmful to those with pacemakers or metallic medical impla...

Page 4: ...tected from construction dirt and moisture Inspect under shipping tarps bags or crates to be sure water has not collected during transit Keep protective shipping covers in place until machine is ready...

Page 5: ...be Count Z 2 pass 1 tube Highest Tube Count 3 Frame 3 4 Frame 4 5 Frame 5 Condenser Frame Size Special Code Standard S Special Code Volts Phase Hertz 3 380 3 60 4 416 3 60 5 460 3 60 9 400 3 50 Motor...

Page 6: ...NOT SHOWN MOTOR ROTATION SIGHTGLASS LOW VOLTAGE SECTION HIGH VOLTAGE SECTION HIGH VOLTAGE SECTION ACCESS COVER SAFETY RELIEF VALVES COMPRESSOR INTERCONNECTING PIPING COMPRESSOR DISCHARGE CHECK VALVE...

Page 7: ...tem PIC via Modbus communica tion Information available from the MBC on the PIC HMI in cludes calibration status clearance check values drop counts shaft speed and shaft orbit location statistics Due...

Page 8: ...he refrigerant and the vapor condenses to liquid The liquid drains from the bottom of the condenser and for units equipped with economizer option flows into the high pressure side of the BPHX At the o...

Page 9: ...l free Compressor without Economizer EVAPORATOR CONDENSER 101 Stg 1 M00 Motor M00 SUBCOOLER HP LP M 1ST STAGE END ECONOMIZER 2ND STAGE END ECONOMIZER EXV DUAL EXVS EXPANSION CONTROL VALVE EVAPORATOR C...

Page 10: ...hibit function The inhibit is released when the tem perature is below the motor override set point If the motor tem perature is greater than compressor motor override temperature plus 10 F 5 5 C the c...

Page 11: ...ves are designed to allow service to repair the units without remov ing them from the chiller For standard tier drives line reactors are offered as an option to improve the units reliability and har m...

Page 12: ...he chiller status more easily and for critical compressor motor protection The PIC6 system provides open protocols to support the competitive BMS system and can be inte grated into Carrier s Lifecycle...

Page 13: ...TOR WINDING 10 F 5 6 C Alarm 231 COMP DISCHARGE TEMPERATURE COMP DISCHARGE ALERT 10 F 5 6 C Alarm 232 EVAP_SAT refrig trip EVAP OVERRIDE DELTA T Alarm 233 EVAP REFRIG LIQUID TEMP refrig trip EVAP OVER...

Page 14: ...once the shaft has stopped rotating and the chilled water brine pump and condenser water pump will be shut down BEFORE INITIAL START UP Job Data Required list of applicable design temperatures and pr...

Page 15: ...R SA354 GR BD MEDIUM CARBON STEEL Minimum Maximum Minimum Maximum Minimum Maximum 1 4 4 6 6 9 9 13 5 16 8 11 13 18 20 28 3 8 13 19 22 31 32 46 7 16 21 30 35 50 53 75 1 2 32 45 53 75 80 115 9 16 46 65...

Page 16: ...T LEAKS FOUND NO LEAKS FOUND LOCATE AND MARK ALL LEAK SOURCES RECOVER REFRIGERANT FROM VESSEL PERFORM STANDING VACUUM TEST RECOVER REFRIGERANT FROM VESSEL PASS FAIL REPAIR ALL LEAKS DEHYDRATE VESSEL I...

Page 17: ...baseline purpose when Unit is commissioned base line purpose If the MBC registers a drop of the rotor Fig 16 MBC Calibration Screen The PIC will automatically initiate a clearance check upon unit star...

Page 18: ...electronic leak detector indicates a leak use a soap bubble solution if possible to confirm Total all leak rates for the entire chiller Leakage at rates greater than 0 1 of the total charge per year...

Page 19: ...7 217 26 136 216 55 223 34 138 222 76 229 54 140 229 09 235 85 Table 7 Pressure Temperature C TEMPERATURE C HFC 134a PRESSURE kPa R 513A PRESSURE kPa 17 8 44 8 63 6 16 7 51 9 71 1 15 6 59 3 79 0 14 4...

Page 20: ...gineering Inspect Wiring 1 Examine the wiring for conformance to the job wiring dia grams and all applicable electrical codes 2 Ensure that the VFD is protected by fused disconnects or circuit breaker...

Page 21: ...iping to the evaporator and condenser Be sure that the flow directions are correct and that all piping specifica tions have been met Piping systems must be properly vented with no stress on water box...

Page 22: ...ging valves on top of the evaporator and condenser Slowly open the refrigerant charging valves The chiller cooler and con denser pressures will gradually equalize This process takes approximately 15 m...

Page 23: ...current software version See Fig 21 Fig 21 Login Screen CHANGE THE SET POINTS To access the set point screen press the lock icon on the Main Menu In the User Login menu enter the password default USER...

Page 24: ...cess the Set Point or other common user tables See Fig 27 User password can be changed from the General Configuration Menu USER CONFIGURA TION allows change of the User access password The default Use...

Page 25: ...u Surge Correction Table 10 Factory Parameters DESCRIPTION RANGE DEFAULT VALUE Chiller type 0 to 4 0 4 19MV Lubrication type 0 to 2 0 2 Mag Bearing VFD Starter Option 0 to 9 0 job specific Unit Type 0...

Page 26: ...WTR Flow PD DESCRIPTION RANGE UNITS DEFAULT VALUE Compressor Speed 100 47 to 450 Hz 50 Nameplate Rated Line Voltage 200 to 13800 Volts 460 Nameplate Motor Nameplate current 10 to 2000 Amps 200 Namepla...

Page 27: ...5 Over Temp Duration 0 to 600 sec 60 60 DESCRIPTION RANGE UNITS DEFAULT VALUE Cond Liquid Level Determination 0 Capacity Percent 1 Setpoint 0 to 1 0 Liquid level SP Cap 0 0 5 0 5 Liquid level SP Cap...

Page 28: ...tions Checking Pres sure Transducers page 44 and High Altitude Locations page 45 OPTIONAL EVAPORATOR AND CONDENSER PRES SURE TRANSDUCER AND WATERSIDE FLOW DEVICE CALIBRATION Pressure sensor calibratio...

Page 29: ...f the flow switch by turning the adjust ment potentiometer clockwise until the yellow LED is lit In case of nuisance trips at low flow increase the sensitivity of the switch by turning the potentiomet...

Page 30: ...water or brine that is warmer than 110 F 43 C to flow through the evaporator or condenser Refrigerant overpressure may discharge through the relief device and result in the loss of refrigerant charge...

Page 31: ...et importance of water treatment and tube cleaning and im portance of maintaining a leak free chiller SAFETY DEVICES AND PROCEDURES Electrical disconnects relief device inspection and handling refrige...

Page 32: ...s are anticipated Anitrogen holding charge is recommended in this case After Extended Shutdown Ensure water system drains are closed It may be advisable to flush water circuits to remove any soft rust...

Page 33: ...ITY GV1 ACTUAL POS GV2 ACTUAL POS DRIVE TRAIN MOTOR RUNNING AMPS TEMPERATURE VFD ACTUAL SPEED MCB CLEARANCE CHECK VALUES TAKE PICTURE OF THE MCB CLEARANCE CHECK SCREEN FOR FUTURE REFERENCE CAUTION The...

Page 34: ...the storage tank 2 Transfer the remaining liquid a Turn off pumpout condenser water Place valves in the following positions b Run the pumpout compressor in automatic mode until vacuum switch is satis...

Page 35: ...ure that liquid line service valves 3 and 4 are closed and valves 2 and 5 are open c Turn on pumpout condenser water d Run the pumpout compressor until the chiller con denser reaches 18 in Hg vacuum 4...

Page 36: ...soap bubble solution or an ultrasonic leak detector to determine if leaks are present TO PRESSURIZE WITH DRY NITROGEN NOTE Pressurizing with dry nitrogen for leak testing should not be done if the ful...

Page 37: ...TUATOR 2ND STAGE IGV ACTUATOR 1ST STAGE IGV ACTUATOR NOTE For first stage rotate coupling clockwise to close guide vanes rotate coupling counterclockwise to open guide vanes For second stage rotate co...

Page 38: ...ensure against damage to the equipment and possible injury to personnel these devices must be kept in peak operating condition As a minimum the following maintenance is required 1 At least once a yea...

Page 39: ...geration load usually indicate dirty tubes or air in the chiller If the refrigeration log indicates a rise above normal condenser pressures check the condenser refrigerant temperature against the leav...

Page 40: ...of the part required delivery address and method of shipment CAUTION Water must be within design flow limits clean and treated to ensure proper chiller performance and reduce the potential of tube dam...

Page 41: ...by measuring voltage drop if the controls are powered off determine sensor temperature by measuring resistance Compare the readings to the values listed in Tables 20 and 21 RESISTANCE CHECK Turn off t...

Page 42: ...1 644 3 049 99 1 619 2 981 100 1 595 2 914 101 1 570 2 849 102 1 546 2 786 103 1 523 2 724 104 1 499 2 663 105 1 476 2 605 106 1 453 2 547 107 1 430 2 492 108 1 408 2 437 109 1 386 2 384 110 1 364 2 3...

Page 43: ...4 3 861 32 1 865 3 701 33 1 816 3 549 34 1 768 3 404 35 1 721 3 266 36 1 675 3 134 37 1 629 3 008 38 1 585 2 888 39 1 542 2 773 40 1 499 2 663 41 1 457 2 559 42 1 417 2 459 43 1 377 2 363 TEMPERATURE...

Page 44: ...ect transducer in question from its Schrader fitting for evaporator or condenser transducer calibration For other pressure or flow device calibration leave transducer in place NOTE If the evaporator o...

Page 45: ...esign life span of 25 years and is constructed of primarily steel and copper Content of control panels includes but is not limited to common electrical compo nents such as fuses starters circuit break...

Page 46: ...g 31E 31N 4331 1965 31C 31N 5518 2503 33E 33N 4662 2115 33C 33N 6101 2767 31R 31Z 4592 2083 33R 33Z 4955 2248 41E 41N 6353 2882 41C 41N 7095 3218 43E 43N 7031 3189 43C 43N 7863 3567 41R 41Z 7099 3220...

Page 47: ...ge Volute 2 Permanent Magnet Motor Rotor 3 Motor Stator 4 Second Stage Volute 5 Second Stage Inlet Guide Vane 6 Second Stage Impeller 7 Magnetic Bearing System 8 First Stage Impeller 9 First Stage Inl...

Page 48: ...BREAKER RELAYS FOR FIELD OUTPUTS E G 1 CHWP CHILLED WATER PUMP 4CR 2 CDWP CONDENSER WATER PUMP 5CR 6 TFR_HIGH TOWER FAN HIGH 9CR 7 TRF_LOW TOWER FAN LOW 10CR TB3 4 LOCATED IN LOW VOLTAGE SECTION BOTTO...

Page 49: ...49 Fig 46 SIOB...

Page 50: ...50 Fig 47 IOB2...

Page 51: ...51 Fig 48 19MV Auxiliary Controls Wiring...

Page 52: ...52 Fig 49 Motor Bearing Control Board Wiring...

Page 53: ...d FC_SS Not Used FS_LOCK Fire Security Interlock HDPV_OU2 Head Pressure Output 2 HMI Human Machine Interface Touch Screen HP_SW High Pressure Switch ICE_CON Ice Build Contact IGV1_OUT Guide Vane 1 Ana...

Page 54: ...54 APPENDIX A PIC6 SCREEN AND MENU STRUCTURE Fig A Screen Structure Basic Level All Access No Password Required Fig B Screen Structure User Level Access User Password Required...

Page 55: ...55 APPENDIX A PIC6 SCREEN AND MENU STRUCTURE CONT Fig C Screen Structure Service Factory Level Access Password Required...

Page 56: ...EMP Pressures Basic User Factory PRESSURE Inputs Status Basic User Factory INPUTS Outputs Status Basic User Factory OUTPUTS Hydraulic Status Basic User Factory HYDRLIC Run Times Basic User Factory RUN...

Page 57: ...57 APPENDIX B CCN COMMUNICATION WIRING FOR MULTIPLE CHILLERS TYPICAL BLACK G WHITE RED DRAIN WIRE NOTE Field supplied terminal strip must be located in control panel...

Page 58: ...there is no foreign debris in the tubes or waterboxes from the water system Inspect all pressure relief devices Leak test Verify water pressure differential Inspect water pumps Send refrigerant sample...

Page 59: ...ort which is going to be used to 169 254 101 for the first chiller and if multiple chillers increase last digit by one for each chiller APPLY the setting in the PIC6 menu Up to a total of 5 chillers c...

Page 60: ...ies 31 Physical data 45 PIC6 Screen and menu reference 54 System components 12 Piping Inspecting before start up 21 Maintenance 38 Pressure transducers Calibration 44 Checking 44 Recalibrating 40 Pump...

Page 61: ...ecial Controls Yes No INITIAL MACHINE PRESSURE RECORD ACTUAL PRESSURE DROPS Evaporator Condenser CHARGE REFRIGERANT Initial Charge Final Charge After Trim NOTE To avoid injury to personnel and damage...

Page 62: ...rotation second stage suction housing sight glass and record Counter clockwise Restart compressor bring up to speed operating for at least 2 minutes and shut down Any abnormal coastdown noise If yes...

Page 63: ...RIOD 3 DESCRIPTION RANGE UNITS DEFAULT VALUE Cooling LCW Set point 10 to 120 F 45 Base Demand Limit 10 0 to 100 0 100 0 DAY FLAG OCCUPIED TIME UNOCCUPIED TIME M T W T F S S H Period 1 Period 2 Period...

Page 64: ...n No Yes Yes Shutdown de Levi delay 60 to 600 sec 60 Speed Signal Alarm Delta 0 to 50 10 Speed Signal Alert Delta 0 to 20 5 Shaft Displacement Limit 4 to 10 mils 6 Speed Sensor Option Disable Enable E...

Page 65: ...XCSV Selection 0 Disable 1 Surge 2 Low Load 3 Comb 0 to 3 1 EXCSV Open IGV Position 0 5 to 10 5 EXCSV Close IGV Position 1 5 to 20 10 ESCSV off DT Low Load 0 5 to 10 F 4 EXCSV on DT Low Load 0 5 to 10...

Page 66: ...Henry 0 010 Back EMF at 1000 RPM 1 to 9000 V 10 DESCRIPTION RANGE UNITS DEFAULT VALUE Stop to Start Delay 0 to 15 min 1 Start to Start Delay 0 to 45 min 1 Demand Limit Type 0 Base Demand 1 4 to 20mA 0...

Page 67: ...5 Liquid level SP Cap 75 2 0 Liquid level SP Cap 100 2 1 Low SST Set Point F 34 Eco EXV Option Disable Enable Enable Eco EXV Active Threshold 0 Eco Superheat SP F 10 EXCSV Option Disable Enable Enabl...

Page 68: ...ue or change at any time specifications or designs without notice and without incurring obligations Catalog No 04 53190079 01 Printed in U S A Form 19MV CLT 1SS Pg CL 8 4 22 Replaces NEW 2022 Carrier...

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