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JOHNSON CONTROLS

148

FORM 150.72-ICOM6

ISSUE DATE: 12/29/2017

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Содержание YLAA Series

Страница 1: ...60 HZ 4 10 FAN 55 230 TON 195 700 KW R 410A Issue Date December 29 2017 AIR COOLED SCROLL CHILLER INSTALLATION OPERATION MAINTENANCE Supersedes 150 72 ICOM6 817 Form 150 72 ICOM6 1217 Products are produced at a facility whose quality management systems are ISO9001 certified 035 23572 100 ...

Страница 2: ...s this document and any referenced materials This in dividual shall also be familiar with and comply with all applicable industry and governmental standards and regulations pertaining to the task in question SAFETY SYMBOLS The following symbols are used in this document to alert the reader to specific situations Indicates a possible hazardous situation which will result in death or serious injury ...

Страница 3: ... contacting the nearest Johnson Controls Service office or accessing the John son Controls QuickLIT website at http cgproducts johnsoncontrols com It is the responsibility of rigging lifting and operating service personnel to verify the applicability of these documents to the equipment If there is any question regarding the applicability of these documents rig ging lifting and operating service pe...

Страница 4: ...ATURE YL A A 0125 H 46 X C B YL YORK CHILLER A AIR COOLED S STANDARD EFFICIENCY H HIGH EFFICIENCY REFRIGERANT R 410A DESIGN SERIES A DESIGN SERIES FOUR DIGIT UNIT NUMBER VOLTAGE CODE 17 200 3 60 28 230 3 60 40 380 3 60 46 460 3 60 58 575 3 60 DEVELOPMENT LEVEL B BPHX ...

Страница 5: ... Chiller 31 Lifting Using Lugs 33 Lifting Using Shackles 33 Lifting Weights 34 SECTION 4 INSTALLATION 35 Installation Checklist 35 Startup Commissioning 35 Location and Clearances 35 Spring Isolators Optional 36 Compressor Mounting 36 Remote Cooler Option 36 Chilled Liquid Piping 36 Pipework Arrangement 37 Wiring 37 Relief Valves 38 High Pressure Cutout 38 Single Point Supply Connection Terminal B...

Страница 6: ...Communications 137 SECTION 8 UNIT OPERATION 149 Capacity Control 149 Suction Pressure Limit Controls 150 Discharge Pressure Limit Controls 150 Leaving Chilled Liquid Control 150 Leaving Chilled Liquid Control Override to Reduce Cycling 151 Leaving Chilled Liquid System Lead Lag and Compressor Sequencing 152 Return Chilled Liquid Control 152 Return Chilled Liquid System Lead Lag and Compressor Sequ...

Страница 7: ... Configuration 162 Service Mode Analog and Digital Inputs 162 Control Inputs Outputs 163 Checking Inputs and Outputs 165 Optional Printer Installation 168 Troubleshooting 170 SECTION 10 MAINTENANCE 173 Compressors 173 Condenser Fan Motors 173 Condenser MCHX Cleaning 173 Operating Parameters 174 On Board Battery Back Up 174 Brazed Plate Heat Exchanger Evaporator Heater 174 Overall Unit Inspection 1...

Страница 8: ...URE 22 Power Panel 76 FIGURE 23 Micro Panel Connections 78 FIGURE 24 Four Fan Units Dimensions YLAA0058HE YLAA0065HE YLAA0081HE 80 FIGURE 25 Four Fan Units Dimensions YLAA0070SE YLAA0080SE YLAA0089SE 81 FIGURE 26 Five Fan Units Dimensions YLAA0100SE 82 FIGURE 27 Six Fan Units Dimensions YLAA0120SE YLAA0092HE YLAA0101HE 83 FIGURE 28 Eight Fan Units Dimensions YLAA0136SE YLAA0155SE YLAA0142HE 84 FIG...

Страница 9: ...e Bacnet Modbus and N2 Communications Data Map 141 TABLE 18 Yorktalk 2 Communications Data Map 145 TABLE 19 Sample Compressor Staging for Return Water Control 151 TABLE 20 Return Chilled Liquid Control for 4 Compressors 6 Steps 151 TABLE 21 Lead Lag Return Chilled Liquid Control for 4 Compressors 6 Steps 152 TABLE 22 YLAA Standard Condenser Fan Control Using Discharge Pressure Only 2 3 or 4 Fans P...

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Страница 11: ...imited to parts only replacement and shipping of any faulty part or sub assembly which has failed due to poor quality or manufacturing errors All claims must be supported by evidence that the failure has occurred within the warranty period and that the unit has been operated within the designed parameters specified All warranty claims must specify the unit model serial number order number and run ...

Страница 12: ...result in injury to the operator or damage to the equipment The unit must not be operated outside the design pa rameters specified in this manual Structural Support Structural support of the unit must be provided as in dicated in these instructions Failure to provide proper support may result in injury to the operator or damage to the equipment and or building Mechanical Strength The unit is not d...

Страница 13: ...id risk of minor abrasions and lacerations Refrigerants and Oils Refrigerants and oils used in the unit are generally non toxic non flammable and non corrosive and pose no special safety hazards Use of gloves and safety glasses is however recommended when working on the unit The build up of refrigerant vapor from a leak for ex ample does pose a risk of asphyxiation in confined or enclosed spaces a...

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Страница 15: ...minimum ASTM 1654 rating of 6 Units are designed in accordance with NFPA 70 National Electric Code ASHRAE ANSI 15 Safety code for mechanical refrigeration ASME and rated in accordance with ARI Standard 550 590 GENERAL SYSTEM DESCRIPTION Compressors The chiller has suction gas cooled hermetic scroll compressors The YLAA compressors incorporate a compliant scroll design in both the axial and radial ...

Страница 16: ...uminum hub and glass fiber reinforced poly propylene composite blades molded into a low noise airfoil section They are designed for maximum effi ciency and are statically and dynamically balanced for vibration free operation They are directly driven by independent motors and positioned for vertical air dis charge The fan guards are constructed of heavy gauge rust resistant coated steel All blades ...

Страница 17: ...lenoid valve status Load and unload timer status Water pump status Provisions are included for pumpdown at shutdown optional remote chilled water temperature reset and two steps of demand load limiting from an external building automation system Unit alarm contacts are standard The operating program is stored in non volatile memo ry battery backed RAM to eliminate chiller failure due to AC powered...

Страница 18: ... may exceed 5 mph it is recom mended that Optional Condenser Louvered Enclosure Panels also be included Factory mounted High Ambient Kit With Sunshield Allows units to operate when the ambient temperature is above 115 F 46 C Includes sun shield panels and discharge pressure transducers Language LCD and Keypad Display Spanish French German and Italian unit LCD con trols and keypad display available...

Страница 19: ...r proof Enclosure Panels prevent unauthorized access to units Enclosure Panels can provide an aes thetically pleasing alternative to expensive fencing Additionally for proper head pressure control Johnson Controls recommends the use of Condenser Louvered Panels for winter applications where wind gusts may exceed five miles per hour The following types of en closure panels are available Wire Panels...

Страница 20: ...2017 SECTION 2 PRODUCT DESCRIPTION ITEM DESCRIPTION 1 Fan Assemblies 2 MCHX Condenser 3 Control Panel 4 Compressors 5 Receiver Included with Optional Heat Recovery Condenser 6 Filter Driers Figure 1 UNIT COMPONENTS FRONT 5 4 6 3 2 POWER PANEL POWER PANEL 1 ...

Страница 21: ...COM6 ISSUE DATE 12 29 2017 2 Figure 2 UNIT COMPONENTS SIDE 1 2 3 4 5 6 7 8 ITEM DESCRIPTION 1 Fan Deck 2 MCHX Condenser 3 Coil Headers 4 Control and Power Panels 5 Compressors 6 Brazed Plate Evaporator 7 Formed Steel Base Rails 8 Hydro Kit Pumps And Motors Optional ...

Страница 22: ... DATE 12 29 2017 SECTION 2 PRODUCT DESCRIPTION Figure 3 POWER PANEL COMPONENTS ITEM DESCRIPTION 1 Fan Contactor 2 Fan Fuses 3 Fan Contactor 4 Disconnect Switch Optional 5 XTBF1 6 Compressor Contactors 7 Compressor Overloads LD13248 1 3 2 5 4 6 7 ...

Страница 23: ... 29 2017 2 Figure 4 POWER PANEL CONTROL COMPONENTS ITEM DESCRIPTION 1 Fan Contactor 2 Fan Fuses 3 Control Relay 4 Microcomputer Control Center 5 Display 6 Keypad 7 XTBC1 8 Microboard 9 XTCB2 10 XTBF2 11 Compressor Contactors 12 Compressor Overloads LD13248 1 2 3 4 5 6 7 8 9 10 11 12 ...

Страница 24: ... 11 12 17 200 3 60 28 230 3 60 40 380 3 60 46 460 3 60 50 380 415 3 50 58 575 3 60 STARTER Starter PIN 13 X Across the Line starter T Soft Start DESIGN Design Series PIN 14 A Design Series A MicroChannel Copeland Compressor C Design Series C MicroChannel CE ETL Panel Copeland Com pressor D Design Series D MicroChannel Bitzer Compressor F Design Series F MicroChannel CE ETL Panel Bitzer Compressor ...

Страница 25: ...red Q Special Pressure Readout required SAFETY Safety Codes PIN 24 C European Saftey Code CE G China Safety Code GB Not Applicable to eLogia L N American Safety Code cUL cETL SENSOR PIN 25 X X Q Special Quote PUMP Motor Current Module PIN 26 C Motor Current Module Q Special Quote REMOTE Remote Panel PIN 27 X No Remote Panel required Q Special Remote Panel required SEQ Sequence Kit PIN 28 X No Sequ...

Страница 26: ...ndard Cooler Required R Remote Cooler Required PIN44 PIN 44 G Flow Switch 10 Glycol W Flow Switch 10 Glycol COILS Coils PIN 45 X Aluminum Coils P Post Coated Dipped Coil T Post Coated Microchannel Coils HEAT Heat Recovery PIN 46 X No Option required H Heat Recovery Q Special Quote FANMOTORS Fan Motors PIN 47 X TEAO Fan Motors Q Special Fan Motors required ENCL Enclosure Panels PIN 48 X No Enclosur...

Страница 27: ...NT PIN 53 X X Q Special Quote ISOL Vibration Isolators PIN 54 X No Isolators required 1 1 Deflection Isolators required N Neoprene Isolators required S 2 Deflection Isolators required Q Special Isolators required PIN 55 PIN 55 Marketing Purposes Only PIN 56 PIN 56 Marketing Purposes Only SHIP Ship Instructions PIN 57 X No Containerization required with Shipping Bag A Buy American Act Compliance wi...

Страница 28: ...K Pump Kit K L Pump Kit L M Pump Kit M N Pump Kit N O Pump Kit O P Pump Kit P R Pump Kit R S Pump Kit S T Pump Kit T U Pump Kit U V Pump Kit V W Pump Kit W Y Pump Kit Y Z Pump Kit Z PKGOPT Pump Package Options PIN 60 X No Option 1 Single Pump Standard 2 Single Pump Full Feature 3 Dual Pump Standard 4 Dual Pump Full Feature 5 VSD Single Pump Full Feature 6 VSD Dual Pump Full Feature PIN 61 PIN 61 M...

Страница 29: ...n Valve Solenoid Valve Sight Glass Sensor Pressure or Temperature Service Stop Access Valve Pressure Switch Filter Drier Removable Core S PS T Ambient Air Sensor DV HTC LTC 585 PSIG 650 PSIG 450 PSIG LD13139 Low pressure liquid refrigerant enters the cooler and is evaporated and superheated by the heat energy ab sorbed from the chilled liquid passing through the cooler shell Low pressure vapor ent...

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Страница 31: ...n a location where there is minimal activity in order to limit the risk of ac cidental physical damage To prevent inadvertent operation of the pressure relief devices the unit must not be steam cleaned It is recommended that the unit is periodically in spected during storage INSPECTION Remove any transit packing and inspect the unit to en sure that all components have been delivered and that no da...

Страница 32: ...ONTROLS 32 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 SECTION 3 HANDLING AND STORAGE Figure 6 UNIT RIGGING LIFTING LD18120 A B C D Y X Control Panel LD18121 A B C D E F Y X Control Panel 4 Fan Units 5 12 Fan Units ...

Страница 33: ...e attached to the cables chains using shackles or safety hooks LOCKING PIN LUG FLANGE LIFTING HOLE IN BASE FRAME CORRECT LOCKING PIN LUG LIFTING HOLE IN BASE FRAME FLANGE INCORRECT LOCKING PIN FLANGE LUG LIFTING USING SHACKLES The shackles should be inserted into the respective holes in the base frame and secured from the inside Use spreader bars to avoid lifting chains hitting the chiller Various...

Страница 34: ...er informa tion regarding shipping and operating weights Rigging and lifting should only be done by a professional rigger in accordance with a written rigging and lifting plan The most appropriate rigging and lifting method will depend on job specific factors such as the rigging equipment available and site needs Therefore a professional rig ger must determine the rigging and lifting method to be ...

Страница 35: ...nstallations where winter operation is intended and snow accumulations are expected additional height must be provided to ensure normal condenser air flow Clearances are listed in Figure 32 on page 88 Foundation The unit should be mounted on a flat and level founda tion floor or rooftop capable of supporting the entire operating weight of the equipment See Physical Data YLAA0058 YLAA0230 60Hz on p...

Страница 36: ...suit the individual installation It is important that the following considerations be observed 1 The chilled liquid piping system should be laid out so that the circulating pump discharges directly into the cooler The suction for this pump should be tak en from the piping system return line and not the cooler This piping scheme is recommended but is not mandatory 2 The inlet and outlet cooler conn...

Страница 37: ...ies or con denser coil module No more than 3 feet 1 meter of light construction duct work should be supported by the unit Where cross winds may occur any duct work must be supported to prevent side loading on the unit If the ducts from two or more fans are to be combined into a common duct back flow dampers should be fit ted in the individual fan ducts This will prevent re circulation of air when ...

Страница 38: ...or are wired in parallel with XTBC2 Termi nals 25 to 26 for system 1 and XTBC2 Terminals 27 to 28 for system 2 See Figure 4 on page 23 Figure 13 on page 42 and unit wiring diagram Alarm Status Contacts Normally open contacts are available for each re frigerant system These normally open contacts close when the system is functioning normally The respec tive contacts will open when the unit is shut ...

Страница 39: ... Disconnecting 120VAC power from the unit at or below freezing temperatures can result in damage to the evaporator and unit as a result of the chilled liquid freezing Power Panel Control Panel Terminal Block NF Disconnect SW or Circuit Breaker 1L1 1L2 1L3 GRD MICROPANEL Flow Switch See electrical note 9 Power Panel Control Panel Power Panel Control Panel Terminal Block NF Disconnect SW or Circuit ...

Страница 40: ... must be capable of switching 24VDC 115 VAC Gold contacts are recommended If sup plied contacts are from a Relay Contac tor Inductive Load the coil of the Relay Contactor must be suppressed Typical suppressor is P N 031 00808 000 The unit evaporator heater uses 120VAC Disconnecting 120VAC power from the unit at or below freezing temperatures can result in damage to the evaporator and unit as a res...

Страница 41: ...rence in temperature between the two transis tors provides a measurement of fluid velocity past the sensor probe When fluid velocity is high the temperature differential is small As fluid velocity decreases there is an increase in the temperature differential 2 Service Information The P N of the thermal dispersion switch is 025 43553 000 SAP is 618247 you can purchase it from JCI part center throu...

Страница 42: ...CTS CLOSE RUN BASED ON DAILY SCHEDULE SYSTEM 1 ALARM DRY CONTACTS OPEN ALARM Normally jumpered Can be used as EMERGENCY STOP contacts from an external source All chiller supplied contacts are rated at 115VAC 100VA resistive load only and must be suppressed at the load by user if powering an inductive load Relay Contactor Coil Typical suppressor P N is 031 00808 000 The unit evaporator heater uses ...

Страница 43: ...0 55 100 400 0 125 YLAA0142HE 40 55 150 530 0 125 YLAA0156HE 40 55 138 525 0 125 YLAA0175HE 40 55 200 650 0 125 YLAA0200HE 40 55 230 625 0 125 YLAA0230HE 40 55 220 625 0 125 NOTES 1 For leaving liquid temperature below 40 F 4 C to 10 F 12 C optional low temperature glycol kit required Contact your nearest Johnson Controls Office for application requirements 2 For leaving liquid temperature higher ...

Страница 44: ...E 0170SE 0156HE E 0120SE 0155SE 0142HE F 0175HE LD21182 0 5 10 15 20 25 30 35 40 45 10 110 210 310 410 510 610 710 810 Water Pressure Drop psi Water Flow Rate gpm YLAA Evaporator Pressure Drop IP Units A B C D E F LD21183a 0 00 1 00 2 00 3 00 4 00 5 00 6 00 7 00 8 00 9 00 10 00 0 0 100 0 200 0 300 0 400 0 500 0 600 0 700 0 Pressure Drop PSI Water Flow Rate GPM Evaporator Pressure Drop IP Unit YLAA...

Страница 45: ...EEZE PT 10 0 1 0 1 0 24 3 1 0 26 2 10 0 1 0 1 0 24 0 1 0 26 0 20 0 1 0 1 0 25 1 1 1 17 9 20 0 1 0 1 0 24 3 1 1 19 0 30 0 1 0 1 0 25 9 1 2 6 7 30 0 1 0 1 0 24 9 1 3 9 0 40 0 1 0 1 0 26 9 1 4 8 1 40 0 1 0 1 0 25 6 1 4 6 0 50 0 1 0 1 0 28 0 1 6 28 9 50 0 0 9 1 0 26 6 1 7 28 0 NOTE Water Pressure Drop Curves may extend past the minimum and maximum water flow ranges Table 4 ETHYLENE AND PROPYLENE GLYCO...

Страница 46: ...SOR Circuit 1 13 15 15 15 32 32 32 32 Circuit 2 13 13 15 32 32 15 32 32 CONDENSER Total Face Area Ft2 106 9 106 9 106 9 133 6 160 3 213 8 213 8 267 2 Number Of Rows 1 1 1 1 1 1 1 1 Fins Per Inch 20 20 20 20 20 20 20 20 CONDENSER FANS LOW SOUND Number Of Fans CKT 1 CKT 2 2 2 2 2 2 2 3 2 3 3 4 4 4 4 5 5 Fan HP 2 2 2 2 2 2 2 2 Fan RPM 1160 1160 1160 1160 1160 1160 1160 1160 Total Chiller CFM 62400 62...

Страница 47: ...t 4 5 6 6 5 4 6 5 6 6 6 NOMINAL TONS PER COMPRESSOR Circuit 1 15 13 15 15 15 32 32 32 32 35 40 Circuit 2 15 15 13 15 32 32 15 32 32 35 40 CONDENSER Total Face Area Ft2 106 9 106 9 106 9 160 3 160 3 213 8 213 8 267 2 267 2 320 320 7 Number Of Rows 1 1 1 1 1 1 1 1 1 1 1 Fins Per Inch 20 20 20 20 20 20 20 20 20 20 20 CONDENSER FANS LOW SOUND Number Of Fans CKT 1 CKT 2 2 2 2 2 2 2 3 3 4 2 4 4 5 3 6 4 ...

Страница 48: ...50 360 440 58 575 3 60 517 633 COMPRESSOR HEATERS Compressor heaters are standard ZP180 compressors utilize 70W heaters ZP235 compressor use 120W heaters and ZP285 ZP385 and ZP485 utilize 150W heaters If power is OFF more than two hours the It is possible that multiple sources of power can be supplying the unit power panel To prevent serious injury or death the technician should verify that NO LET...

Страница 49: ...116 0 14 0 92 8 J 5 1800 N A N A 13 0 92 0 7 9 55 5 6 5 46 0 5 2 36 8 K 15 3600 N A N A 35 0 232 0 20 9 143 0 17 5 116 0 14 0 92 8 L 20 3600 N A N A 45 0 290 0 28 7 190 0 22 5 145 0 18 0 116 0 M 3 1800 N A N A 8 0 64 0 4 7 38 0 4 0 32 0 3 2 25 6 N 7 5 3600 N A N A 17 6 126 0 10 6 78 0 8 8 63 0 7 0 50 4 O 10 3600 N A N A 23 6 162 0 14 3 102 0 14 0 81 0 9 4 64 8 P 15 3600 N A N A 35 0 232 0 20 9 143...

Страница 50: ...0 125 125 80 208 363 600 400 400 230 363 600 400 400 380 201 250 225 225 460 177 250 200 200 575 134 200 150 150 81 208 363 400 400 400 230 363 400 400 400 380 201 250 225 225 460 177 250 200 200 575 134 200 150 150 89 208 391 600 450 450 230 390 600 450 450 380 211 250 250 250 460 184 250 200 200 575 146 200 150 150 92 208 406 600 450 450 230 405 600 450 450 380 220 400 250 250 460 192 250 225 22...

Страница 51: ... 6 159 27 6 159 27 6 159 2 4 5 23 1 27 6 159 27 6 159 27 6 159 2 4 5 23 1 24 4 145 24 4 145 24 4 145 2 4 19 24 4 145 24 4 145 24 4 145 2 4 19 17 4 109 17 4 109 17 4 109 2 2 9 15 3 17 4 109 17 4 109 17 4 109 2 2 9 15 3 57 7 284 57 7 284 57 7 284 2 7 6 44 57 7 284 57 7 284 57 7 284 2 7 6 44 57 7 330 57 7 330 57 7 330 2 7 4 37 57 7 330 57 7 330 57 7 330 2 7 4 37 30 9 192 30 9 192 30 9 192 2 4 5 23 1 ...

Страница 52: ... 400 250 250 155 208 618 800 700 700 230 617 800 700 700 380 374 600 400 400 460 311 400 350 350 575 246 400 300 300 156 208 634 800 700 700 230 632 800 700 700 380 383 600 400 400 460 319 400 350 350 575 252 400 300 300 170 208 740 1000 800 800 230 738 1000 800 800 380 447 600 500 500 460 372 600 400 400 575 295 400 350 350 175 208 740 1000 800 800 230 738 1000 800 800 380 447 600 500 500 460 372...

Страница 53: ... 3 355 4 4 5 23 1 64 3 355 64 3 355 4 4 5 23 1 53 1 290 53 1 290 4 4 19 53 1 290 53 1 290 4 4 19 42 5 255 42 5 255 4 2 9 15 3 42 5 255 42 5 255 4 2 9 15 3 106 2 523 106 2 523 106 2 523 5 7 6 44 106 2 523 106 2 523 106 2 523 5 7 6 44 106 2 578 106 2 578 106 2 578 5 7 4 37 106 2 578 106 2 578 106 2 578 5 7 4 37 64 3 355 64 3 355 64 3 355 5 4 5 23 1 64 3 355 64 3 355 64 3 355 5 4 5 23 1 53 1 290 53 1...

Страница 54: ...0 400 2 3 0 250 1 250 500 230 2 6 500 2 250 500 3 2 0 400 2 3 0 250 1 250 500 380 1 6 500 2 3 0 250 1 250 500 1 6 350 460 1 6 500 1 6 350 1 6 350 575 1 6 500 1 6 350 1 6 350 YLAA0081 208 2 6 500 2 250 500 3 2 0 400 3 2 0 400 2 250 500 230 2 6 500 2 250 500 3 2 0 400 3 2 0 400 2 250 500 380 1 6 500 1 250 500 2 3 0 250 2 3 0 250 1 250 500 460 1 6 500 1 250 500 2 3 0 250 1 6 350 575 1 6 500 1 6 350 1...

Страница 55: ...250 1 250 500 2 3 0 250 YLAA0136 YLAA0142 208 2 6 500 2 250 500 3 2 0 400 2 250 500 3 2 0 400 230 380 2 6 500 3 2 0 400 2 250 500 2 3 0 250 1 250 500 400 460 1 6 500 1 250 500 2 3 0 250 1 250 500 2 3 0 250 575 1 6 500 1 250 500 2 3 0 250 1 250 500 2 3 0 250 YLAA0150 YLAA0155 YLAA0158 YLAA0156 208 3 2 0 400 3 2 0 400 2 250 500 3 2 0 400 2 250 500 230 3 2 0 400 3 2 0 400 2 250 500 3 2 0 400 2 250 50...

Страница 56: ...arting and stopping of the unit and or operation at ambient tempera tures in excess of 95ºF 35ºC is anticipated 4 Maximum fuse size is based upon 225 of the rated load amps for the largest motor plus 100 of the rated load amps for all other loads included in the circuit per N E C Article 440 22 5 Circuit breakers must be UL listed and CSA certi fied and maximum size is based on 225 of the rated lo...

Страница 57: ...SOR KFOL FAN OVERLOAD KFS RELAY FAN SPEED KH HEATER RELAY KM COMPRESSOR CONTACTOR INCLUDING COIL SUPPRESSOR KCR CONTROL RELAY KP PUMP CONTACTOR PART INCLUDING COIL SUPPRESSOR DESIGNATION DESCRIPTION KT RELAY TIMER M COMPRESSOR MOTOR MF MOTOR FAN MP MOTOR PUMP NU NOT USED PE PROTECTIVE EARTH PWM PULSE WIDTH MODULATION TEMP RESET or REMOTE UNLOAD 2nd STEP QCB CIRCUIT BREAKER QMMSC MANUAL MOTOR START...

Страница 58: ...tions and customer connection notes non compliance to these instructions will invalidate unit warranty 2 Wiring and components for compressor 3 only fitted when unit has 3 compressors on the system 1 BMP3 is replaced by a link across terminals 134 135 2 BMP3 is replaced by a link across terminals 234 235 3 4 Fitted on units with hot gas bypass option 5 EMS option is wired as shown 6 This wiring mu...

Страница 59: ...ls shown on sheet 120 of schematic replaces the standard drawing details for a unit with two com pressor on system 1 57 Soft starter option details shown on sheet 120 of schematic replaces the standard drawing details for a unit with three com pressor on system 1 58 Soft starter option details shown on sheet 120 of schematic replaces the standard drawing details for a unit with two com pressor on ...

Страница 60: ...G DIAGRAM DWG 1 1 2 1 What these numbers mean Example 1 follow wire no 1 2 is the DWG number on the bottom center of each page 1 is the locator number across the top of the page At the top of the pages the numbers 1 to 11 go from left to right Find drawing number 2 and in column number 1 across the top of the page locate wire number 1 035 21583 101 REV O ...

Страница 61: ...JOHNSON CONTROLS 61 SECTION 5 TECHNICAL DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 5 5 FIGURE 14 ELEMENTARY WIRING DIAGRAM CONT D DWG 1 ...

Страница 62: ... REV O E DWG 2 1 2 1 What these numbers mean Example 1 follow wire no 1 2 is the DWG number on the bottom center of each page 1 is the locator number across the top of the page At the top of the pages the numbers 1 to 11 go from left to right Find drawing number 2 and in column number 1 across the top of the page locate wire number 1 ...

Страница 63: ...JOHNSON CONTROLS 63 SECTION 5 TECHNICAL DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 5 5 FIGURE 15 ELEMENTARY WIRING DIAGRAM CONT D LD16751b 7 8 9 10 11 DWG 2 ...

Страница 64: ...DARD AIR FLOW FAN WIRING 035 21583 125 REV A LD21181a 2 1 2 X 2 8 1L1 1 1 1L2 1 1 1L3 1 1 6 5 4 3 2 1 6 5 4 3 2 1 6 5 4 3 2 1 1 F4 AMB NB21 350 351 352 150 151 152 GND GND GND GND GND GND 153 154 155 156 157 158 153 154 155 156 157 158 156 157 158 1 F5 1L1 1L2 1L3 NB27 362 361 360 NB15 1L1 1L2 1L3 127 128 129 2 ...

Страница 65: ...FIGURE 16 FAN WIRING STANDARD AIR FLOW CONT D LD21181b Y 2 8 2L1 1 5 2L2 1 5 2L3 1 5 6 5 4 3 2 1 6 5 4 3 2 1 6 5 4 3 2 1 2 F4 450 451 453 GND GND GND GND 250 251 252 256 257 258 256 257 258 2 F5 NB27 2L1 2L2 2L3 462 461 460 227 228 229 2L1 2L2 2L3 GND GND 253 254 255 256 257 258 253 254 255 ...

Страница 66: ...JOHNSON CONTROLS 66 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 SECTION 5 TECHNICAL DATA Figure 17 FAN WIRING HIGH AIR FLOW FAN WIRING 035 21583 118 REV F LD21180a ...

Страница 67: ...JOHNSON CONTROLS 67 SECTION 5 TECHNICAL DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 5 5 FIGURE 17 FAN WIRING HIGH AIR FLOW CONT D LD21180b ...

Страница 68: ... 72 ICOM6 ISSUE DATE 12 29 2017 SECTION 5 TECHNICAL DATA Figure 18 SINGLE AND DUAL POINT WIRING OPTIONS 035 21583 116 REV C SINGLE AND DUAL POINT WIRING OPTIONS SINGLE POINT WIRING OPTIONS DUAL POINT WIRING OPTIONS DWG 16 LD21208 ...

Страница 69: ...JOHNSON CONTROLS 69 SECTION 5 TECHNICAL DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 70: ...JOHNSON CONTROLS 70 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 SECTION 5 TECHNICAL DATA Figure 19 PUMP WIRING PUMP WIRING 035 21583 105 REV E DWG 5 ...

Страница 71: ...JOHNSON CONTROLS 71 SECTION 5 TECHNICAL DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 5 5 FIGURE 19 PUMP WIRING PUMP WIRING LD16758a DWG 5 ...

Страница 72: ... SECTION 5 TECHNICAL DATA COMPRESSOR WIRING Figure 20 COMPRESSOR WIRING 035 21589 106 REV N 7 9 3 0 7 25 4 7 1 9 8 9 8 1 9 8 9 8 1 7 1 7 6 1 7 6 7 7 7 3 3 9 8 6 7 7 7 3 3 9 8 1 7 1 7 1 7 7 1 7 6 8 6 51 6 6 7 7 7 7 7 7 7 1 9 8 9 8 1 9 8 9 8 7 7 7 7 25 3 5 3 3 7 ...

Страница 73: ...ON CONTROLS 73 SECTION 5 TECHNICAL DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 5 5 FIGURE 20 COMPRESSOR WIRING CONT D 1 4 25 1 7 1 7 1 7 1 7 1 7 1 7 7 9 9 9 9 9 25 3 5 3 3 7 25 63 5 63 63 7 63 5 63 63 7 25 ...

Страница 74: ...E FOUND ON POWER SIDE OF DIVIDER PANEL LA 2L1A 2L1B 2L1C 1L1A B 1L1C 1L2C 1L3C 2L2A 2L2B 2L2C 1L2A B 2L3A 2L3B 2L3C 1L3A B 2L1A 2L2A 2L3A 2L1B 2L2B 2L3B 2L1C 2L2C 2L3C 1L1A 1L2A 1L3A B B B C C C 1L1C 1L2C 1L3C A A A B B B L3B L2B L1B A A A A A A 1L3C 1L1C 1L2C 1L1A 1L2A 1L3A 1L1B 1L2B 1L3B 6 4 2 5 3 1 L1 L2 L3 1L2 1L2 1L3 1L3 1L1 1L1 1L1 1L1 1L3 1L3 1L2 1L2 L3 L1 L2 QSD 1L3 1L1 1L2 QSD 140C B R T3...

Страница 75: ...3C 2L1C 2L3C 2L2C 2L1A 2L2A 2L3A 2L1B 2L2B 2L3B L1 L2 L3 6 4 2 5 3 1 2L3 2L3 2L2 2L2 2L1 2L1 33 305 304 303 A2 A1 22 6 4 2 21 5 3 1 KP2 2 24 302 301 300 A2 A1 22 6 4 2 21 5 3 1 KP1 2 2 5 1 6 4 2 3 1L1 1L2 1L3 5 1 6 4 2 3 1L1 1L1 1L2 1L2 1L3 1L3 44 34 33 43 44 34 33 43 6 4 2 5 3 1 FIGURE 21 POWER OPTIONS CONNECTION DIAGRAM CONT D ...

Страница 76: ...SON CONTROLS 76 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 SECTION 5 TECHNICAL DATA POWER PANEL Figure 22 POWER PANEL 035 21589 101 REV H 7 9 03 4 5 0 3 4 3 4 0 0 1 1 2 25 5 7 5 7 5 3 5 0 2 63 63 63 1 1 0 0 0 ...

Страница 77: ...JOHNSON CONTROLS 77 SECTION 5 TECHNICAL DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 5 5 FIGURE 22 POWER PANEL CONT D 7 63 63 2 2 3 1 1 0 8 7 7 6 6 5 0 3 8 9 9 3 4 4 5 5 63 25 7 7 1 0 0 0 ...

Страница 78: ...E 12 29 2017 SECTION 5 TECHNICAL DATA MICRO PANEL CONNECTIONS Figure 23 MICRO PANEL CONNECTIONS 035 21589 102 REV M 7 7 0 5 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 7 7 7 7 3 3 1 0 5 1 0 7 20 6 6 5 6 5 5 7 6 5 7 3 1 20 27 1 1 0 1 0 5 3 3 7 7 3 3 ...

Страница 79: ... SECTION 5 TECHNICAL DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 5 5 FIGURE 23 MICRO PANEL CONNECTIONS CONT D 7 6 6 1 1 1 1 1 1 1 1 1 1 62 6 51 1 51 326 3 51 1 51 326 1 326 7 7 7 7 7 3 7 6 8 6 51 6 7 6 7 1 1 1 6 6 6 6 1 ...

Страница 80: ...ctable airflow patterns and possible diminished performance Johnson Control s unit controls will optimize operation without nuisance high pressure safety cutouts however the system designer must consider potential performance degradation Access to the unit control center assumes the unit is no higher than on spring isolators Recommended minimum clearances Side to wall 6 rear to wall 6 control pane...

Страница 81: ...dictable airflow patterns and possible diminished performance Johnson Control s unit controls will optimize operation without nuisance high pressure safety cutouts however the system designer must consider potential performance degradation Access to the unit control center assumes the unit is no higher than on spring isolators Recommended minimum clearances Side to wall 6 rear to wall 6 control pa...

Страница 82: ...diminished performance Johnson Control s unit controls will optimize operation without nuisance high pressure safety cutouts however the system designer must consider potential performance degradation Access to the unit control center assumes the unit is no higher than on spring isolators Recommended minimum clearances Side to wall 6 rear to wall 6 control panel to end wall 4 0 top no obstructions...

Страница 83: ...dictable airflow patterns and possible diminished performance Johnson Control s unit controls will optimize operation without nuisance high pressure safety cutouts however the system designer must consider potential performance degradation Access to the unit control center assumes the unit is no higher than on spring isolators Recommended minimum clearances Side to wall 6 rear to wall 6 control pa...

Страница 84: ... unpredictable airflow patterns and possible diminished performance Johnson Control s unit controls will optimize operation without nuisance high pressure safety cutouts however the system designer must consider potential performance degradation Access to the unit control center assumes the unit is no higher than on spring isolators Recommended minimum clearances Side to wall 6 rear to wall 6 cont...

Страница 85: ...in unpredictable airflow patterns and possible diminished performance Johnson Control s unit controls will optimize operation without nuisance high pressure safety cutouts however the system designer must consider potential performance degradation Access to the unit control center assumes the unit is no higher than on spring isolators Recommended minimum clearances Side to wall 6 rear to wall 6 co...

Страница 86: ...esulting in unpredictable airflow patterns and possible diminished performance Johnson Control s unit controls will optimize operation without nuisance high pressure safety cutouts however the system designer must consider potential performance degradation Access to the unit control center assumes the unit is no higher than on spring isolators Recommended minimum clearances Side to wall 6 rear to ...

Страница 87: ...the control panel informa tion packet is a drawing and table specifically for each chiller based on the option selection The drawing and table will be similar to the two samples shown below and on the following page The drawing will show the isolator locations along with the weight in pounds and kilograms at the specific location isolator position and location measurements for each isolator Sample...

Страница 88: ...DATA CLEARANCES See Figure 32 below for minimum clearances for all YLAA units NOTES 1 No obstructions allowed above the unit 2 Only one adjacent wall may be higher than the unit 3 Adjacent units should be 10 feet 3 Meters apart Figure 32 UNIT CLEARANCES ALL MODELS 1 3 m 2 m 2 m 2 m ...

Страница 89: ...0 72 ICOM6 ISSUE DATE 12 29 2017 5 5 ISOLATOR LOCATIONS FOUR FAN ISOLATOR LOCATIONS YLAA0058HE YLAA0065HE YLAA0081HE FOUR FAN ISOLATOR LOCATIONS YLAA0070SE YLAA0080SE YLAA0089SE 1 4 1 4 All dimensions are inches unless otherwise specified LD18078 LD18079 ...

Страница 90: ...E 12 29 2017 SECTION 5 TECHNICAL DATA FIVE and SIX FAN ISOLATOR LOCATIONS YLAA0100SE YLAA0120SE YLAA0092HE YLAA0101HE All dimensions are inches unless otherwise specified LD18080 EIGHT FAN ISOLATOR LOCATIONS YLAA0136SE YLAA0155SE YLAA0142HE LD18081 ...

Страница 91: ...L DATA FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 5 5 All dimensions are inches unless otherwise specified TEN FAN ISOLATOR LOCATIONS YLAA0170SE YLAA0156HE YLAA0175HE TWELVE FAN ISOLATOR LOCATIONS YLAA0200HE YLAA0230HE LD18082 LD21040 TOP VIEW ...

Страница 92: ... CODE CP1 1D 85 85 1 360 LT PURPLE CP1 1D 120 120 1 200 DK YELLOW CP1 1D 175 175 1 170 DK BLUE CP1 1D 250 250 1 400 YELLOW CP1 1D 340 340 1 130 RED CP1 1D 510 510 1 020 BLACK CP1 1D 675 675 1 320 DK PURPLE CP1 1D 900 900 1 020 DK GREEN CP1 1D 1200 1200 0 900 GRAY CP1 1D 1360 1360 0 770 WHITE CP1 1D 1785N 1785 0 880 GRAY RED MODEL NUMBER RATED CAPACITY LBS DEFLECTION RATED IN COLOR CODE CP2 1D 1020...

Страница 93: ... leveling all isolator bases to the same elevation 1 4 inch maximum difference can be tolerated 4 Bolt or anchor all isolators to supporting structure utilizing base slotted holes C 5 Place equipment on top of isolators making sure that mounting holes of the equipment line up with isolator positioning pin H 6 The adjustment process can only begin after the equipment or machine is at its full opera...

Страница 94: ...le be low hardware zinc electroplate 3 Equipment must be bolted or welded to the top plate to meet allowable seismic ratings 4 All springs are designed for 50 overload capac ity with exception of the 2D 3280N and 2D 2870 5 See next page for installation instructions 6 Consult factory for concrete installation MODEL Y2RSI 2D SEISMICALLY RESTRAINED VIBRATION ISOLATOR FOR 2 DEFLECTION SEISMIC MOUNT S...

Страница 95: ...isola tors 6 With all shims E in place position equipment on top of plate A of isolator Bolt equipment securely to top plate of isolator using a minimum of 2 5 8 UNC A325 grade 5 SAE bolts or weld equipment or bracket to the top plate A of iso lator with a minimum of 3 8 fillet welds 2 long 3 on center for a minimum total weld of 10 All sides of equipment or bracket resting on top plate A must be ...

Страница 96: ...one nitrile and EDPM 4 AL Mounting hole center to center spacing 5 HF Free height of mount prior to loading Op erating height calculated by the free height less the static deflection under load All dimensions for reference only 6 Hardware zinc electroplated MOUNT TYPE DIMENSION DATA INCHES L W HF AL AD BT CD DW RD1 WR 3 13 1 75 1 25 2 38 0 34 0 19 5 16 18 UNC X 3 4 1 25 RD2 WR 3 88 2 38 1 75 3 00 ...

Страница 97: ...n floor housekeeping pad or sub base ensuring that all isolator centerlines match the equipment mounting holes The VMC group recommends that the isolator base A be in stalled on a level surface Shim or grout as re quired leveling all isolator bases to the same elevation 1 32 inch maximum difference can be tolerated 4 Bolt or anchor all isolators to supporting structure utilizing base thru holes B ...

Страница 98: ...JOHNSON CONTROLS 98 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 99: ...ing from the system or adding refrigerant to the system until the process is completed If you do NOT the evapora tor may freeze and ruin the system Charging after vacuuming NEVER add more than 5 of specified amount into the evaporator This will lead to compressor failure when compressor starts It may also shorten the life of the compressor if too much refrigerant stays inside the evaporator Do NOT...

Страница 100: ...ngle point of isolation Check that the maximum recommended fuse sizes given in SECTION 5 TECHNICAL DATA has not been exceeded Control Panel Check the panel to see that it is free of foreign materi als wire metal chips etc and clean out if required Power Connections Check that the customer power cables are connected correctly to the terminal blocks or optional circuit breaker Ensure that connection...

Страница 101: ...l PREPARATION POWER ON Perform the commissioning using the detailed checks outlined See Equipment Pre StartupAnd Startup Checklist Form 150 72 CL1 as the commissioning proce dure is carried out Apply power to the chiller Turn on the option panel circuit breaker if supplied The machine is now live Switch Settings Assure the chiller OFF ON UNIT switch at the bottom of the keypad is OFF Place the opt...

Страница 102: ...low Record the VFD sensorless flow and pressure this will be your new setpoint 5 Set parameter 20 21 to the Sensorless Pressure readout taken in the previous step LD18420 LD18421 LD18422 6 Set parameter 22 89 to the Sensorless Flow read out taken in the previous step LD18423 7 Set parameter 22 87 to a value that is X of the value in 20 21 This percentage needs to be calcu lated based on the design...

Страница 103: ... basic checks should be made with the customer power to the unit switched OFF 1 Inspect the unit for shipping or installation damage 2 Assure that all piping has been completed 3 Visually check for refrigerant piping leaks 4 If available open suction line ball valve discharge line ball valve and liquid line valve for each system 5 At shutdown the oil level should be between the bottom and middle o...

Страница 104: ...values in the Setpoints Entry List table 4 Place the unit into Service Mode and cycle each condenser fan to ensure proper rotation 5 Turn system 2 OFF and leave System 1 running Refer to SECTION 6 OPERATIONS Form 150 72 ICOM6 UNIT KEYS Option 2 for more in formation on System Switches 6 Connect a manifold gauge to system 1 suction and discharge service valves 7 Place the Unit Switch in the control...

Страница 105: ... system is 10 F to 15 F 5 56 C to 8 33 C 18 46 cm from the heat exchanger Superheat should typically be set for no less than 10 F with only a single compressor running on a circuit The superheat is calculated as the difference between the actual temperature of the returned refrigerant gas in the suction line entering the compressor and the temperature corresponding to the suction pressure as shown...

Страница 106: ...JOHNSON CONTROLS 106 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 107: ...rocessor controller The IPU II board contains a microprocessor and is the controller The I O board handles all of the chiller I O Inputs and Outputs System inputs from pressure transducers and temperature sensors are connected to the I O board The I O board constantly scans inputs to monitor the chiller operating conditions The input values are trans mitted the IPU II microprocessor board From thi...

Страница 108: ... arrow keys The display will update all information at a rate of about 1 a second Display Messages may show characters indicating greater than or less than These characters indicate the actual values are greater than or less than the limit values which are being displayed KEYPAD The 12 button non tactile keypad allows the user to retrieve vitals system parameters such as system pres sures temperat...

Страница 109: ...the control panel is in the OFF position which will not allow the unit to run R E M O T E C O N T R O L L E D S H U T D O W N The REMOTE CONTROLLED SHUTDOWN mes sage indicates that either an ISN system or RCC has turned the unit OFF not allowing it to run D A I L Y S C H E D U L E S H U T D O W N The DAILY SCHEDULE SHUTDOWN message in dicates that the daily holiday schedule programmed is keeping t...

Страница 110: ...is a factory set limit to keep the system from faulting on the high discharge pressure cutout due to high load or pull down conditions When the unload point is reached the microprocessor will automatically unload the affected system by de ener gizing one compressor The discharge pressure unload will occur when the discharge pressure gets within 10 PSIG 0 69 barg of the programmed discharge pres su...

Страница 111: ...a 30VDC signal is restored to the input OVERRIDE is to only be used in emergencies or for servicing Manual override mode automatically disables itself after 30 minutes S Y S 1 P U M P I N G D O W N S Y S 2 P U M P I N G D O W N The PUMPING DOWN message indicates that a com pressor in the respective system is presently in the pro cess of pumping the system down When pumpdown is initiated on shutdow...

Страница 112: ...nal motor protector opens at 185 F to 248 F 85 C to 120 C and auto resets The mechanical HP switch opens at 585 PSIG plus or minus 10 PSIG 27 92 barg plus or minus 69 barg and closes at 330 PSIG plus or minus 25 PSIG 22 75 barg plus or minus 1 72 barg The compressor is also equipped with a discharge temperature sensor for the purpose of sensing inter nal scroll temperature This sensor protects the...

Страница 113: ...l power up the RTC battery is checked If a low battery is found all programmed setpoints program values options time schedule and history buffers will be lost These values will all be re set to their default values which may not be the desired operating values Once a faulty battery is detected the unit will be prevented from running until the PRO GRAM key is pressed Once PROGRAM is pressed the ant...

Страница 114: ...isch Pressure System X Low Suct Pressure Low Liquid Temp System X MP HPCO Fault 115VAC Undervoltage Low Battery Check Prog Step Optn Unit Warning Message Rem Stop No Run Permissive Flow Switch Open Incorrect Unit Type Unit Warning Message High Motor Current System X Switch Off System X Comps Run System X AR Timer System X AC Timer System X Disch Limiting System X Suction Limiting System X Percenta...

Страница 115: ...OWN arrow keys or the ENTER ADV key located under the ENTRY section System 2 information will only be dis played for 2 system units DISPLAY PRINT KEYS With the UNIT TYPE set as a liquid chiller no jumper from J11 7 to J11 12 on the I O Board the following list of operating data screens are viewable under the OPER DATA key in the order that they are displayed The DOWN arrow key scrolls through the ...

Страница 116: ...e display of COOLING DEMAND indicates the current step in the capacity control scheme when in Return Water Control Mode The number of available steps are determined by how many compressors are in the unit In the above display the 2 does not mean that two compressor are running but only indicates that the capacity control scheme is on step 2 of 8 Capacity Control is covered in more detail in this p...

Страница 117: ...com pressor current for each system is displayed E V A P O R A T O R W A T E R P U M P S T A T U S X X X X The evaporator pump dry contacts are energized when any compressor is running or the unit is not OFF on the daily schedule and the unit switch is ON or the unit has shutdown on a Low Leaving Chilled Liquid fault However even if one of above is true the pump will not run if the micro panel has...

Страница 118: ...g selections This data will be temporarily stored in memory and trans mission of this data will begin to the printer A sample Operating Data printout is shown below Note Not all values are printed for all models YORK INTERNATIONAL CORPORATION MILLENNIUM LIQUID CHILLER UNIT STATUS 2 04PM 01 OCT 07 SYS 1 NO COOLING LOAD SYS 2 COMPRESSORS RUNNING 2 OPTIONS CHILLED LIQUID WATER AMBIENT CONTROL STANDAR...

Страница 119: ...tion on page 168 for Printer Installation information History Printout Pressing the PRINT key and then the HISTORY key allows the operator to obtain a printout of information relating to the last 9 Safety Shutdowns which occurred The information is stored at the instant of the fault re gardless of whether the fault caused a lockout to occur The information is also not affected by power failures lo...

Страница 120: ...HISTORY key gives the user access to many unit and system operating parameters at the time of a unit or system safety shutdown When the HISTORY key is pressed the following message is displayed D I S P L A Y S A F E T Y S H U T D O W N N O 1 1 T O 9 While this message is displayed the UP arrow key can be used to select any of the six history buffers Buf fer number 1 is the most recent and buffer n...

Страница 121: ...f the chiller is programmed for return chilled liquid control A M B I E N T A I R T E M P X X X X F Displays the Ambient Temp at the time of the fault L E A D S Y S T E M I S S Y S T E M N U M B E R X Displays which system is in the lead at the time of the fault E V A P O R A T O R H E A T E R S T A T U S I S X X X Displays status of the Evaporator Heater at the time of the fault E V A P O R A T O...

Страница 122: ...S key If the microprocessor is programmed as one CURRENT FEEDBACK ONE PER UNIT un der the PROGRAM key the display will be the first display prior to the SYS 1 info If the microprocessor is programmed for CURRENT FEEDBACK NONE no current display will appear Displays for System 1 starting with SYS X NUMBER OF COMPS RUNNING X through SYS X AMPS XXX X VOLTS X X will be displayed first fol lowed by dis...

Страница 123: ...he UP arrow key and DOWN arrow key are also used for programming the control panel such as changing numerical or text values when programming cooling setpoints setting the daily schedule changing safety setpoints chiller options and setting the clock ENTRY KEYS Enter Adv Key The ENTER ADVkey must be pushed after any change is made to the cooling setpoints daily schedule safety setpoints chiller op...

Страница 124: ...set point display entry screen will appear SETPOINTS KEYS 00069VIP Leaving Chilled Liquid Control S E T P O I N T 4 5 0 F R A N G E 2 0 F The above message shows the current chilled water temperature SETPOINT at 45 0 F notice the cursor positioned under the number 0 Pressing either the UP or DOWN arrow will change the setpoint in 5 F increments After using the UP or DOWN ar row keys to adjust to t...

Страница 125: ...ol range If the control mode has been pro grammed for RETURN LIQUID control the message below would be displayed in place of the previous message When in leaving chilled liquid temperature control the microprocessor will attempt to control the leaving water temperature within the temperature range of the setpoint or the range In the above example control will be in the range of 43 to 47 F Return C...

Страница 126: ...e week After chang ing the meridian of the stop time pressing the ENTER ADV key will advance the schedule to the following display S __ M T W T F S H O L I D A Y N O T E D B Y The line below the empty space next to the S is the cursor and will move to the next empty space when the ENTER ADV key is pressed To set the Holiday the cursor is moved to the space following the day of the week of the holi...

Страница 127: ...utout point Details are explained under the topic of SYSTEM SAFETIES L O W A M B I E N T T E M P C U T O U T 2 5 0 F The LOWAMBIENT TEMP CUTOUT allows the user to select the chiller outside ambient temperature cutout point If the ambient falls below this point the chiller will shut down Restart can occur when temperature rises 2 F 1 11 C above the cutout setpoint L E A V I N G L I Q U I D T E M P ...

Страница 128: ...stem units may have 4 or 6 compressors Table 13 PROGRAM KEY LIMITS AND DEFAULT PROGRAM VALUE MODE LOW LIMIT HIGH LIMIT DEFAULT DISCHARGE PRESSURE CUTOUT 325 PSIG 575 PSIG 570 PSIG 22 4 BARG 39 6 BARG 39 3 BARG SUCTION PRESSURE CUTOUT WATER COOLING 80 0 PSIG 120 0 PSIG 80 0 PSIG 5 52 BARG 8 27 BARG 5 52 BARG GLYCOL COOLING 42 0 PSIG 70 0 PSIG 44 0 PSIG 2 9 BARG 4 83 BARG 3 03 BARG LOW AMBIENT TEMP ...

Страница 129: ...compressor RLA s total 100A 5V x 100A x 1 25 625VA 2 8V 225A 225A The programmed value will be 2 8V A similar calcula tion and programming will be necessary for the other system in a 2 system chiller Unit Trip Volts For total chiller high current trip programming on 460VAC chillers Add the sum of all the compressors and fan RLA s in the chiller Multiply the sum by 1 25 Divide by 225A The resulting...

Страница 130: ...oint Pressure Cutout Range Remote Setpoint Low Ambient Temp Cutout Range Display Only Leaving Liquid EMS PWM Temperature Remote Temp Cutout Reset Setpoint Anti Recycle Timer Fan Control On Pressure Fan Differential Off Pressure Quick Reference Programming Chart Setpoints Section SYS Unit Trip Volts Option Number of Fans Per System Total Numbers of Compressors Remote Unit ID Figure 35 SETPOINTS QUI...

Страница 131: ...OPTIONS key The OPTIONS key is used to scroll through the list of options by repeatedly pressing the OPTIONS key After the selected option has been dis played the UP and DOWN arrow keys are then used to change that particular option After the option is changed the ENTER ADV key must be pressed to enter the data into memory Many of the OPTIONS displayed are only programmable under the SERVICE MODE ...

Страница 132: ...ad Limit and History Buffer Request If the unit receives no valid ISN transmission for 5 minutes it will revert back to the locally programmed values Option 6 Unit Control Mode C O N T R O L M O D E R E T U R N L I Q U I D Unit control is based on return chilled liquid temp Return Chilled Liquid Control can only be selected on units that have 4 to 6 compressors dual system units or C O N T R O L M...

Страница 133: ...the unit a liquid chiller remove power and then remove the jumper between J11 7 and J11 12 on the I O Board Reapply power to the micro panel and the micropro cessor will store the change Option 9 Condenser Fan Control Mode F A N C O N T R O L D I S C H A R G E P R E S S U R E Condenser fans are controlled by discharge pressure only This mode must be chosen or F A N C O N T R O L A M B I E N T D S ...

Страница 134: ...t port Turn off the unit switch and set the FLASH CARD UPDATE TO ENABLED using the and keys F L A S H C A R D U P D A T E E N A B L E D Press the ENTER key and the following message will be displayed until the update has been completed The keypad and display will not respond during the update DO NOT reset or power down the chiller until the up date is completed F L A S H C A R D U P D A T I N G P ...

Страница 135: ...CTION option should only appear if YORK HYDRO KIT PUMPS 2 are selected under Option 19 Presently this option should not be used Clock The CLOCK display shows the current day time and date Pressing the CLOCK key will show the current day time and date It is important that the date and time be correct other wise the daily schedule will not function as desired if programmed In addition for ease of tr...

Страница 136: ...low Local Remote Mode Unit Control Mode Return or Leaving Display Units English or Metric System Lead Lag Control Manual or Automatic Fan Control Mode Manual Override Mode Current Feedback Option Soft Start Option Unit Type Chiller MUST be Selected Via No Jumper Installed Viewable Only Refrigerant Type R 410A Programmed under Service Mode Viewable Only Power Failure Restart Expansion Valve Type Th...

Страница 137: ...ct to TB2 Network 1 to TB2 1 Network 1 to TB2 1 RS 232 connect to TB3 Network RX to TB3 TXD Network TX to TB3 RXD Network GND to TB3 GND See Figure 37 on page 138 for TB1 TB2 and TB3 locations In most cases communication parameters will need to be modified Table 30 on page 139 lists setup parame ters for the available protocols Modification is accom plished by pressing the PROGRAM DOWN ARROW DOWNA...

Страница 138: ...IER ADDRESS 1 41943 1 DE MODIFIER OFFSET 1 99 1 P1 BAUD RATE 1200 76800 4800 1200 4800 9600 19200 38400 76800 AUTO SELECTABLE P2 BAUD RATE 1200 57600 1200 1200 4800 9600 19200 38400 57600 SELECTABLE P1 P2 MANUAL Mac AD DRESS 1 127 1 P1 P2 PARITY NONE IGNORE NONE NONE EVEN ODD IGNORE SELECTABLE P1 PROTOCOL BACNET API BACNET BACNET API SELECTABLE P2 PROTOCOL TERMINAL MODBUS CLIENT API TERMINAL MODBU...

Страница 139: ...tware version C Mmc 13 03 or later required for Modbus Protocol 6 Unit operating software version 04 C MMC 13 04 C MMC 14 04 or C MMC 16 04 or higher required for N2 protocol functionality BACnet and Modbus Communications Chiller data that can be read and modified using spe cific BACnet or Modbus Register Addresses and the data associated with the addresses is outlined in the following description...

Страница 140: ...e inch Pa Pascals kPa Kilopascals PPM Part per Mil lion kJ kg Kilojoules per Kilogram 4 Water Cooled Scroll units use the same firmware as Air Cooled Scroll units ignoring Fan Control The table below shows the real time error numbers that may be encountered during communication setup and a description of each Table 16 REAL TIME ERROR NUMBERS ERROR NUMBER DESCRIPTION 0 ALL OK 1 DATUM TYPE OK TEST F...

Страница 141: ... 19 S1_DSCH_PR AI9 522 03 04 x10 ADF 16 PSI BAR Sys 1 Discharge Pressure S 20 S1_CIR_TEMP AI10 523 03 04 x10 ADF 17 F C Sys 1 Cooler Inlet Refrigerant Temp R 407c O 21 S1_DEF_TEMP AI11 524 03 04 x10 ADF 18 F C Sys 1 Defrost Temperature HP O 22 S1_EEV_OUT AI12 525 03 04 x10 ADF 19 Sys 1 EEV Output EEV O 23 S1_AR_TIMER AI13 526 03 04 x10 ADF 20 None None Sys 1 Anti Recycle Timer in seconds S 24 AC_T...

Страница 142: ...scharge Superheat EEV O 60 S2_DSCH_TEMP AI50 563 03 04 x10 ADF 57 F C Sys 2 Discharge Temperature EEV O 61 S2_DSCH_SH AI51 564 03 04 x10 ADF 58 F diff C diff Sys 2 Discharge Superheat EEV O 62 LEAVING_HOT AI52 565 03 04 x10 ADF 59 F C Leaving Liquid Hot Temp R 410a O 63 RETURN_HOT AI53 566 03 04 x10 ADF 60 F C Return Liquid Hot Temp R 410a O 64 R_COOL_SETP AI54 567 03 04 x10 ADF 61 F C Remote Setp...

Страница 143: ...e Modbus Address Modbus Data Type Supported Modbus Scaling See Note 5 N2 Metasys Engineering Units Point List Code S Standard O Optional N Not Available NOTES Units have Native BACnet MS TP Modbus RTU and N2 communications No external Gateway is required for these interfaces unless the customer is using Connected Services BACnet Object Types 0 Analog In 1 Analog Out 2 Analog Value 3 Binary In 4 Bi...

Страница 144: ...ocal control values Table 18 on page 145 lists the control parameters These values are found under feature 54 in the E Link Gateway Transmitted Data After receiving a valid transmission from the E Link Gateway the unit will transmit either operational data or history buffer data depending on the History Buffer Request on ENG PAGE 10 Data must be transmitted for every page under feature 54 If there...

Страница 145: ...1 48 51 ADF 15 Sys 1 Cooler Inlet Refrigerant Temperature R 407c Only S S S S S P21 P22 P20 A Monitor nvoYTS01p022 SNVT_count_f 51 52 55 ADF 16 P22 P23 P21 A Monitor nvoYTS01p023 SNVT_count_f 51 56 59 ADF 17 Sys 1 EEV Output EEV only O O O O O P23 P24 P22 A Monitor nvoYTS01p024 SNVT_count_f 51 60 63 ADF 18 Sys 1 Anti Recycle Timer S S S S S P24 P25 P23 A Monitor nvoYTS01p025 SNVT_count_f 51 64 67 ...

Страница 146: ...ADI 7 S S S S S P62 P63 P61 Code Monitor nvoYTS01p063 SNVT_count_f 51 135 ADI 8 Sys 2 Condenser Fan Stage S S S S S P63 P64 P62 Code Monitor nvoYTS01p064 SNVT_count_f 51 136 ADI 9 P64 P65 P63 Code Monitor nvoYTS01p065 SNVT_count_f 51 137 ADI 10 Unit Control Mode 0 Lv Wtr 1 Ret Wtr 2 Dis Air 3 SP 4 Cool 5 Heat S S S S S P65 P66 P64 A Monitor nvoYTS01p066 SNVT_count_f 51 138 141 ADF 30 Anti Recycle ...

Страница 147: ...tive 11 11 High Oil Temperature 12 12 Manual Override 12 12 High Discharge Temperature 13 13 Suction Limiting 13 13 Improper Phase Rotation 14 14 Discharge Limiting 14 14 Low Motor Current MP HPCO 15 15 Current Limiting 15 15 Motor Current Inpomabalanced 16 16 Load Limiting 16 16 Low Differntail Oil Pressure 17 17 Compressor s Running 17 17 Grpound Fault 18 18 Heat Pump Load Limiting HP Only 18 18...

Страница 148: ...JOHNSON CONTROLS 148 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 149: ...es as the lead system after the lead system has run for five min utes See the section on Capacity Control for a detailed explanation of system and compressor staging 7 As the load decreases below setpoint the com pressors will be shut down in sequence This will occur at intervals of either 60 30 or 20 seconds based on water temperature as compared to set point and control mode See Leaving Chilled ...

Страница 150: ...tional compressors will be energized at a rate of once every 60 seconds if the chilled liquid temperature remains above the Setpoint High Limit and the chilled liquid temperature is dropping less than 3 F min The lag system will not be allowed to start a compressor until the lead system has run for 5 minutes If the chilled liquid temperature falls below the Set point High Limit but is greater than...

Страница 151: ...he setpoint high limit according to the chart at right with a maxi mum value allowed of 50 F see Figure 29 on page 152 If adding the setpoint adjust value to the setpoint high limit causes the setpoint high limit to be greater than 50 F the setpoint high limit will be set to 50 F and the difference will be added to the setpoint low limit Once a system runs for greater than 5 minutes the set point ...

Страница 152: ...chiller will be fully loaded when the return water temperature is equal to the Cooling Setpoint plus the Range The chiller will be totally unloaded all compressors OFF when the return water temperature is equal to the Cool ing Setpoint See sample in Table 19 on page 151 At return water temperatures between the Cooling Setpoint and Cooling Setpoint plus Range compres sor loading and unloading will ...

Страница 153: ...cessor starts the systems The microprocessor will sequence compressors load and unload systems according to Table 21 on page 152 The microprocessor will lead lag compressors within each circuit to maximize individual compres sor run time for the purpose of lubrication It will also prevent the same compressor from starting 2 times in a row The microprocessor will not attempt to equalize run time on...

Страница 154: ...ill be allowed to run until the suction pressure falls below the cutout or for 180 seconds whichever comes first STANDARD CONDENSER FAN CONTROL Condenser fan operation must be programmed with the OPTIONS key under Fan Control Condenser fan must be selected for Discharge Pressure only Fan control by discharge pressure will work according to the tables on the following pages see Table 22 on page 156...

Страница 155: ...4 2 MF1 2 MF2 2 MF3 2 MF4 1 MF5 2 MF3 2 MF2 1 MF3 1 MF2 1 MF1 1 MF2 1 MF3 1 MF4 1MF5 1 MF1 1 MF2 2 MF1 2 MF2 2 MF3 2 MF1 1 MF1 1 MF2 2 MF1 2 MF2 2 MF3 2 MF4 1 MF4 1 MF5 2 MF3 2 MF2 1 MF3 1 MF6 1 MF1 1 MF2 2 MF2 2 MF3 2 MF5 2 MF6 1 MF4 1 MF5 1 MF3 1 MF6 2 MF1 2 MF4 YLAA0070SE YLAA0080SE YLAA0090SE YLAA0091HE YLAA0115SE YLAA0120SE YLAA0100SE YLAA0101HE YLAA0125HE YLAA0136SE YLAA0150SE YLAA0155SE YLA...

Страница 156: ... MF2 3 DP PROGRAMMED FAN CONTROL ON PRESSURE AND FAN STAGES 1 AND 2 ARE ENERGIZED DP PROGRAMMED FAN CONTROL ON PRESSURE MINUS PROGRAMMED DIF FERENTIAL PRES SURE AND FAN STAGES 1 AND 2 ARE ENERGIZED TB7 8 and TB7 9 and TB7 10 TB10 8 and TB10 9 and TB10 10 1 KF1 and 1 KF2 and 1 KF3 2 KF1 and 2 KF2 and 2 KF3 3 FAN 1 MF1 and 1 MF2 and 1 MF3 4 FAN 1 MF1 and 1 MF2 and 1 MF3 and 1 MF4 3 FAN 2 MF1 and 2 M...

Страница 157: ...OL ON PRESSURE AND FAN STAGES 1 AND 2 ARE EN ERGIZED DP PRO GRAMMED FAN CONTROL ON PRESSURE MINUS PRO GRAMMED DIFFERENTIAL PRESSURE AND FAN STAGES 1 AND 2 ARE ENER GIZED TB7 8 and TB7 9 and TB7 10 TB10 8 and TB10 9 and TB10 10 1 KF1 and 1 KF2 and 1 KF3 2 KF1 and 2 KF2 and 2 KF3 5 FAN 1 MF1 and 1 MF2 and 1 MF3 and 1 MF4 and 1 MF5 6 FAN 1 MF1 and 1 MF2 and 1 MF3 and 1 MF4 and 1 MF5 and 1 MF6 5 FAN 1...

Страница 158: ...Stage 2 of load limiting involves closing both the Load Limit and PWM inputs The first stage of limiting is either 80 66 or 50 depending on the number of compressors on the unit The second stage of limiting is either 40 or 33 and is only available on 3 5 and 6 compressor units Table 24 on page 158 shows the load limiting permitted for the various numbers of compressors Table 24 COMPRESSOR OPERATIO...

Страница 159: ... 45 F 7 22 C Max Reset Value 20 F 11 11 C Input Signal 6VDC English Reset 6VDC x 20 F 10 New Setpoint 45 F 12 F 57 F Metric Reset 6VDC x 11 11 C 10 New Setpoint 7 22 C 6 67 C 13 89 C Max Reset Value is the Max EMS PWM Remote Temp Reset setpoint value described in Remote Setpoint Control on page 125 under Cooling Setpoints Programmable values are from 2 F to 40 F 1 11 C to 11 11 C 12 F Reset 6 67 C...

Страница 160: ...JOHNSON CONTROLS 160 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 161: ...or the respective output status shown For example SECTION 9 SERVICE AND TROUBLESHOOTING CLEARING HISTORY BUFFERS The history buffers may be cleared by pressing the HISTORY key and then repeatedly pressing the UP arrow key until you scroll past the last history buffer choice The following message will be displayed I I N I T I A L I Z E H I S T O R Y E N T E R Y E S Pressing the ENTER ADV key at thi...

Страница 162: ...un and start timers for each system All val ues can also be changed using the UP and Down arrow keys but under normal circumstances would not be required or advised After the last start display the microprocessor will display the first programmable value under the PROGRAM key SERVICE MODE ANALOG AND DIGITAL INPUTS After entering Service Mode PROGRAM all digital and analog inputs to the microboard ...

Страница 163: ...TB7 3 SYS 1 Liquid Line Solenoid Valve TB7 4 SYS 1 Compressor 2 TB7 5 SYS 1 Compressor 3 TB7 7 SYS 1 Hot Gas Bypass Valve TB10 2 SYS 2 Compressor 1 TB10 3 SYS 2 Liquid Line Solenoid Valve TB10 4 SYS 2 Compressor 2 TB10 5 SYS 2 Compressor 3 TB7 8 SYS 1 Condenser Fan Output 1 TB7 9 SYS 1 Condenser Fan Output 2 TB7 10 SYS 1 Condenser Fan Output 3 TB10 8 SYS 2 Condenser Fan Output 1 TB10 9 SYS 2 Conde...

Страница 164: ...LS 164 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 SECTION 9 SERVICE AND TROUBLESHOOTING Figure 41 MICROBOARD LAYOUT TB5 TB1 TB6 TB7 TB8 TB9 TB10 J14 J13 J12 J15 J11 J10 J9 J8 J7 J6 J5 J3 I O BOARD IPU BOARD JP1 LD12721 ...

Страница 165: ...ar digital input Typically voltages of 24 to 36VDC could be measured for the DC voltage on the digital inputs This voltage is in reference to ground The unit case should be suffi cient as a reference point when measuring digital input voltages Analog Inputs Temperature See the unit wiring diagram Temperature inputs are connected to the microboard on plug J6 These analog inputs represent varying DC...

Страница 166: ...age 166 for voltage readings that cor respond to specific liquid temperatures J6 1 drain shield connection 0VDC return Analog Inputs Pressure See the unit wiring diagram Pressure inputs are con nected to the microboard on plugs J7 and J9 These an alog inputs represent varying DC signals correspond ing to varying pressures All voltages are in reference to the unit case ground System 1 discharge and...

Страница 167: ... specific discharge pressures J9 7 5VDC return J9 2 drain shield connection 0VDC The suction transducers have a range from 0 to 400 PSIG 27 5 barg The output will be linear from 0 5VDC to 4 5VDC over the 400 PSIG 27 5 barg range Following is a formula that can be used to verify the voltage output of the transducer All voltage read ing are in reference to ground unit case V Pressure in PSIG x 02 5 ...

Страница 168: ...rvice per sonnel to obtain data and system status with the touch of the keypad In addition to manual print selection the micro panel will provide an automatic printout whenever a fault occurs Detailed explanation of the print function is given under Print Key on page 118 Johnson Controls recommends the field testedWEIGH TRONIX model 1220 printer or former IMP 24 This is a compact low cost printer ...

Страница 169: ...inter end Shield connect shield to Pin 5 of the connector Assembly and Wiring All components should be assembled and wired as shown in Figure 43 Strip the outside insulation back several inches and individual wires about 3 8 9 5 mm to connect the cable at the Microboard Do not connect the shield at the printer end of the cable Obtaining a Printout A printout is obtained by pressing the PRINT key o...

Страница 170: ...Replace flow switch 4 Remote cycling device open 4 Check cycling devices connected to terminals 13 and 14 of the XTBC1 Terminal Block LOW SUCTION PRESSURE FAULT 1 Improper suction pressure cutouts adjustments 1 Adjust per recommended settings 2 Low refrigerant charge 2 Repair leak if necessary and add refrigerant 3 Fouled filter dryer 3 Change dryer core 4 TXV defective 4 Replace TXV 5 Reduced flo...

Страница 171: ...Verify compressor is not overloaded 2 External overload tripped 2 Determine cause and reset 3 HPCO switch open 3 See High Press Disch Fault 4 Defective HPCO switch 4 Replace HPCO switch 5 Defective CR relay 5 Replace relay COMPRESSOR S WON T START 1 Demand not great enough 1 No problem Consult Installation Manual to aid in understanding compressor operation and capacity control 2 Defective water t...

Страница 172: ...JOHNSON CONTROLS 172 FORM 150 72 ICOM6 ISSUE DATE 12 29 2017 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 173: ...ccurs an oil sample should be taken and analyzed If contaminants are present the system must be cleaned to prevent compressor failure Never use the scroll compressor to pump the refrigerant system down into a vacu um Doing so will cause internal arcing of the compressor motor which will result in failure of compressor CONDENSER FAN MOTORS Condenser fan motors are permanently lubricated and require...

Страница 174: ...that the operating controls are set within proper limits See SECTION 8 UNIT OPERATION SECTION 6 COMMISSIONING and SECTION 4 INSTALLATION of this manual ON BOARD BATTERY BACK UP The Real Time Clock chip U5 located on the 031 02630 IPU II board that maintains the date time and stores customer programmed setpoints Do not confuse JP1 on the IPU II 031 02630 board with JP1 on the I O 031 02550 board BR...

Страница 175: ... 4 74 165 2 188 86 7 76 168 8 192 88 9 78 172 4 196 91 1 80 176 200 93 3 82 179 6 204 95 6 84 183 2 208 97 8 86 186 8 212 100 0 88 190 4 216 102 2 90 194 220 104 4 92 197 6 224 106 7 94 201 2 228 108 9 96 204 8 232 111 1 98 208 4 236 113 3 100 212 240 115 6 102 215 6 244 117 8 104 219 2 F C C F 0 0 0 0 4 2 2 2 3 6 8 4 4 4 7 2 12 6 7 6 10 8 16 8 9 8 14 4 20 11 1 10 18 24 13 3 12 21 6 28 15 6 14 25 ...

Страница 176: ...8 30 120 41 20 28 125 43 22 26 130 45 24 24 135 47 26 20 140 49 28 18 145 51 30 16 150 53 32 14 160 57 34 12 170 60 36 10 180 64 38 8 190 67 40 6 200 70 42 4 210 73 44 3 220 76 46 2 225 78 48 0 235 80 50 1 245 83 52 3 255 85 54 4 265 88 56 6 275 90 58 7 285 92 60 8 295 95 62 10 305 97 64 11 325 101 66 13 355 108 68 14 375 112 70 15 405 118 72 16 500 134 74 17 600 149 76 19 700 159 R 410A PRESSURE ...

Страница 177: ... Celsius multiply by 5 9 or 0 5556 Example 10 0 F range x 0 5556 5 6 C range Table 33 SI METRIC CONVERSION MEASUREMENT MULTIPLY ENGLISH UNIT BY FACTOR TO OBTAIN METRIC UNIT Capacity Tons Refrigerant Effect ton 3 516 Kilowatts kW Power Horsepower 0 7457 Kilowatts kW Flow Rate Gallons Minute gpm 0 0631 Liters Second l s Length Feet ft 0 3048 Meters m Inches in 25 4 Millimeters mm Weight Pounds lbs 0...

Страница 178: ...ylvania USA 17349 Subject to change without notice Printed in USA Copyright by Johnson Controls 2017 ALL RIGHTS RESERVED Form 150 72 ICOM6 1217 Issue Date December 29 2017 Supersedes 150 72 ICOM6 817 Tele 800 861 1001 www johnsoncontrols com ...

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