Johnson Controls York YCRE 040 Manual Download Page 25

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035-21786-100 Rev. 1 (0909)

Field Supplied

Unit below Remote Condenser

Unit

Remote Condenser

Above

Double Riser

Field Supplied

YCRE

Unit

YCRE

Unit

YCRE

Unit

Receiver

Oil Trap

Remote

Condenser

Liquid Loop

Remote

Condenser

Remote

Condenser

Remote

Condenser

At each
10 metres

Maximum

5 metres

Maximum

25 metres

Oil Trap

YCRE Refrigerant Piping Arrangements

Summary of Contents for York YCRE 040

Page 1: ...YCRE040 YCRE100 INSTALLATION COMMISSIONING OPERATION MAINTENANCE Form 035 21786 100 0909 Revision 1 R407C Aspak WATER AND REMOTE AIR COOLED LIQUID CHILLERS WITH SCREW COMPRESSORS STYLE B YCSE 134 320K...

Page 2: ......

Page 3: ...s 3 2 3 5 Weight Distribution Centre of Gravity 3 2 4 INSTALLATION 4 1 Location Requirements 4 1 4 2 Installation of Vibration Isolators 4 1 4 3 Pipework Connection 4 1 4 4 Water Treatment 4 2 4 5 Pip...

Page 4: ...9 3 Operating Limitations 9 4 9 4 Physical Data 9 5 9 5 Electrical Data 9 6 9 6 Sound Data 9 7 9 7 Clearances and Foundations 9 8 9 8 Dimensions 9 9 10 SPARE PARTS 10 1 Renewal Parts List 10 1 10 2 R...

Page 5: ...ecified All warranty claims must specify the unit model serial number and order number These details are printed on the unit identification plate fitted on the outer edge of the options panel The unit...

Page 6: ...1 6 Misuse of Equipment Suitability for Application The unit is intended for cooling water or glycol solutions and is not suitable for purposes other than those specified in these instructions Any us...

Page 7: ...ata tables provided High Temperature and Pressure Cleaning High temperature and pressure cleaning methods e g steam cleaning should not be used on any part of the pressure system as this may cause ope...

Page 8: ...limits Recommended limit 1000 ppm v v 8 hr TWA Stability Not specified Conditions to avoid Use in presence of naked flames red hot surfaces and high moisture levels Hazardous reactions May react viole...

Page 9: ...le ester and Lubricating oil additive COMPONENT Polyole ester 99mass Lubricating oil additive 1mass OSHA PEL ACGIH TLV Physical Characteristics Boiling Point Not applicable Vapor Pressure mmHg Not app...

Page 10: ...d to enter open waters or ground water Waste Disposal Method Waste material may be incinerated under conditions which meet all Federal state and local environmental control regulations Precautions to...

Page 11: ...tion and provide a capacity control range from 15 to 100 per compressor using a continuous function slide valve 2 3 Refrigerant Circuits Depending on model size one or two independent refrigerant circ...

Page 12: ...cations protocol Refer to HARC Lonworks data sheet 035 22383 000 Multi Unit Sequencer CSC 5S Provides individual control and monitoring for up to 8 units within the air conditioning system This allows...

Page 13: ...IGERANT DESIGN SERIES Y York kW S Standard Unit 5 0 380 415 3 50 N C Chiller Standard Units B R407C Refrigerant B Design Level S S Screw 040 050 060 R Remote Air 080 100 Cooled Screw E European YCSE10...

Page 14: ...6 Stop Valve Refrigerant Charge Point 21 Thermistor Evaporator Water Inlet 7 Stop Valve 22 Thermistor Evaporator Water Oulet 8 Drier 23 Thermistor Evaporator Water Oulet 9 Sight Glass 24 Thermistor C...

Page 15: ...orator 9 Sight Glass 26 Thermistor Evaporator Water Inlet 10 Electronic Expansion Valve 27 Thermistor Evaporator Water Oulet 11 Evaporator 28 Thermistor Evaporator Water Oulet 12 Stop Valve Option 29...

Page 16: ...ermistor Suction 5 Remote Condenser Field Supplied 19 Thermistor Discharge 6 Stop Valve 20 Thermistor Evaporator 7 Drier 21 Thermistor Evaporator Water Inlet 8 Solenoid Valve 22 Thermistor Evaporator...

Page 17: ...t the unit is periodically inspected during storage 3 2 Inspection Remove any transit packing and inspect the unit to ensure that all components have been delivered and that no damage has occurred dur...

Page 18: ...pport both outer frames Ensure the unit is balanced evenly on all the rollers 3 4 Lifting Weights For details of weights and weight distribution refer to Section 9 3 5 Weight Distribution Centre of Gr...

Page 19: ...transmitted vibration levels are required optional anti vibration isolators can be supplied loose for site installation 4 2 Installation of Vibration Isolators An optional set of spring and cage or ru...

Page 20: ...ed supplied independently and controlled by an ambient temperature thermostat set to switch on at 3 C above the freezing temperature of the liquid Any debris left in the water pipework between the str...

Page 21: ...m and has discharge capacity required by the relevant standard It is recommended that each valve should be piped to the exterior of the building so that when the valve is activated the release of high...

Page 22: ...dampers on the tower or to control condenser flow using a three way bypass valve The aim is to maintain a stable discharge pressure as low as possible but at least 5 0 bar above suction pressure This...

Page 23: ...shing will occur in the liquid line to the unit or in the filter drier and liquid valves on the unit itself Liquid subcooling should be 4 C to 10 C on arrival at the unit It is important to ensure tha...

Page 24: ...Install the connection piping and accessories with soldered brazed or flare connections Install oil traps and liquid loops in accordance with the piping arrangement digrams Piping length and lift mus...

Page 25: ...CRE Unit YCRE Unit Receiver Receiver Receiver Receiver Oil Trap Oil Trap Oil Trap Remote Condenser Liquid Loop Liquid Loop Liquid Loop Remote Condenser Remote Condenser Remote Condenser At each 10 met...

Page 26: ...replaced by a non metallic gland plate with due regard given to sealing the panel to IP2X All sources of supply to the unit must be taken via a common point of isolation not supplied by York Voltages...

Page 27: ...Output signal Only cycle N 1 19 In case of individual indication without Remote Control Switch 20 Customer wiring 21 Force compressor load 22 Setting of low voltage control NOTE 1 All the setting shal...

Page 28: ...gnal Only cycle N 1 17 In case of individual indication without Remote Control Switch 18 Customer wiring 19 Force compressor load 20 Setting of low voltage control NOTE 1 All the setting must be perfo...

Page 29: ...e valves on all systems Compressor oil Check the compressor oil for correct level at the oil level sight glass Full at commission startup and no less than half full during normal operation Isolation p...

Page 30: ...ll be a delay before the compressor starts See the operating sequence chart in Section 6 Be ready when the compressor starts to switch off the unit immediately if any unusual noises or other adverse c...

Page 31: ...o Alarm Codes tables for further details 6 4 Shutdown The unit can be stopped manually at any time by pressing the system OFF switch SW2 To prevent damage to the unit the control supply to the compres...

Page 32: ...tion of the display when Parameter Settings mode is selected To return to Normal mode press and hold SW3 again for 3 seconds Press SW3 p or SW4 q to scroll through the paramaeter settings The display...

Page 33: ...n only q p Chilled 2nd Setting Water Outlet Temperature Cooling C 7 C q p Hot Water 2nd Setting Outlet Temperature Heating C 7 C YCSE Heat Pump option only q p C 1 L D D U P C 2 L D D n U C 2 L D D d...

Page 34: ...cally toggles E between the parameter and the parameter value Press SW3 p or SW4 q to switch btween Hot Water Temperature Setting YCSE heat pump option only and Chilled Water Temperature Setting Press...

Page 35: ...ort Communication Error between Chiller and Remote Control if CSC 5S connected C1 27 C2 27 Failure of Discharge Gas Pressure Sensor Open Short Excessive High Water Temperature C1 26 C2 26 Failure of S...

Page 36: ...quid Temp C Cooling Liquid Brine Glycol DSW4 4 ON Alarm Cn Ln immediately when Ps 0 5bar If Td 140 C for 3 secs alarm Cn 6n Starts loading down at 26bar Pressure Control Suction Gas Ps N A Freeze Prot...

Page 37: ...LS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS OPN OPN CLS CLS CLS CLS N 2 CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS CLS OPN CLS CLS CLS CLS Power Supply Lamp OFF ON ON ON ON...

Page 38: ...Outlet Temperature Setting Switch heat pump option only 5 RSW 4 Hot Water Outlet Temperature Setting Switch heat pump option only 4 RSW 5 Not Used N A RSW 6 Not Used N A RSW 7 Not Used N A RSW 8 Neutr...

Page 39: ...Cooling Only OFF or Heat Pump Enabled ON OFF DSW4 4 Water OFF or Brine Glycol ON OFF DSW4 2 DSW4 6 DSW4 7 Not Used ON DSW4 3 DSW4 5 DSW4 8 Not Used OFF DSW5 1 DSW5 2 Temperature Band for Stop Setting...

Page 40: ...DSW5 2 OFF The settings for DSW5 1 DSW5 2 are as follows Temperature Band for Restart Setting Switch DSW5 3 DSW5 4 2 C is factory default DSW5 3 ON DSW5 4 OFF The settings for DSW5 3 DSW5 4 are as fo...

Page 41: ...ates in cooling mode only or if the optional heat pump mode is enabled The setting for DSW4 1 is as follows Manual Set Switch B DSW4 4 This switch defines the unit chilled liquid as either water or br...

Page 42: ...fitted set SW8 to the down position for HEATING operation Note DSW4 1 must be in the ON position for heat pump operation to be enabled Selection Switch for Local Remote Operation SW6 Factory default...

Page 43: ...on a daily basis by the operator customer Please note that the units are not generally user serviceable and no attempt should be made to rectify faults or problems found during daily checks unless com...

Page 44: ...Condenser YCSE Only Check water flow Check water pH glycol strength Check water pressure drop Power Control system general Check panel condition Check all wiring connections for tightness Main power s...

Page 45: ...Shortage of chilled water flow Air in water circuit Check for excessively low setting of the chilled water tempearture switch Check for malfunction of the thermistor Replace if necessary Check chille...

Page 46: ...e limited temperature See Low Suction Pressure High Suction Pressure High discharge pressure Refrigerant overcharged Liquid refrigerant flooding back from the water cooler Leakage from the condenser g...

Page 47: ...9 TECHNICAL DATA 9 1 Flow Rate and Pressure Drop Graphs 9 1 035 21786 100 Rev 1 0909 YCSE YCRE Evaporator Water Pressure Drop YCSE Condenser Water Pressure Drop...

Page 48: ...9 2 Performance Graphs 9 2 035 21786 100 Rev 1 0909 Discharge Pressure Water Cooled Condenser Discharge Pressure Air Cooled Condenser...

Page 49: ...9 3 035 21786 100 Rev 1 0909 Suction Pressure Evaporator Sub cooling Temperatures...

Page 50: ...Temperature Maximum Refrigerant Side Pressure 510 610 420 Minimum Ambient Air Temperature 46 Power Supply Voltage 400V 3 50 Hz nominal Recommended Minimum System Water Volume 2 30 730 360 to 440 5 5 t...

Page 51: ...ant circuits Refrigerant Charge Circuit 1 Circuit 2 1 kg 12 14 16 18 14 14 Oil Charge Circuit 1 Circuit 2 2 litre 6 6 6 6 6 6 Number of Compressors Type Capacity Control Number of Evaporator Type Wate...

Page 52: ...voltage 90 of rated voltage Unit capacity 100 at maximum operating condtions Nominal Running Conditions YCSE Start up Amps 3 Maximum Running Conditions kW Amps 1 at 400 V Amps 2 at 400V 040 34 59 77...

Page 53: ...r EN 292 1991 1 metre from Control Panel and 1 5 metres from Ground Level in dB A 100 72 080 71 050 69 060 71 YCSE 040 68 Mean Sound Power Band Levels Frequency Hz SPL SWL 63 125 250 500 1000 2000 400...

Page 54: ...9 7 Clearances and Foundations 9 8 035 21786 100 Rev 1 0909...

Page 55: ...9 8 Dimensions 9 9 035 21786 100 Rev 1 0909 Model YCSE 040...

Page 56: ...9 10 035 21786 100 Rev 1 0909 Model YCSE 050...

Page 57: ...9 11 035 21786 100 Rev 1 0909 Model YCSE 060...

Page 58: ...9 12 035 21786 100 Rev 1 0909 Model YCSE 080...

Page 59: ...9 13 035 21786 100 Rev 1 0909 Model YCSE 100...

Page 60: ...9 14 035 21786 100 Rev 1 0909 Model YCRE 040...

Page 61: ...9 15 035 21786 100 Rev 1 0909 Model YCRE 050...

Page 62: ...9 16 035 21786 100 Rev 1 0909 Model YCRE 060...

Page 63: ...9 17 035 21786 100 Rev 1 0909 Model YCRE 080...

Page 64: ...9 18 035 21786 100 Rev 1 0909 Model YCRE 100...

Page 65: ...000 YCSE YCRE Wiring Amendments Flow Switch Identification T33 34 035 21904 000 YCSE YCRE Wiring Amendments Force Compressor Loading Incorrect 035 21906 000 Sheet 5 10 1 035 21786 100 Rev 1 0909 YCSE...

Page 66: ...This Page Intentionally Blank 10 2 035 21786 100 Rev 1 0909...

Page 67: ...nger section of the systems If no isolation valves are installed it may be necessary to drain the complete system If glycol or similar solutions have been used in the water system or chemical additive...

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