York YLHA PLUS-9 MC Technical Information
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York YLHA PLUS-9 MC Technical Information

R-410a
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YLCA/YLHA PLUS 5 to 27 R-410A
Technical Information
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ER-0028/1991
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Johnson Controls Manufacturing España. S.L. is participating in the EUROVENT Certification
Program.
Products are as listed in the EUROVENT Directory of Certified Products. in the program AC1.
AC2. AC3. LCP and FC.
The LCP program covers air condensed water chillers and heat pumps of up to 600 kW.
Ref: N-27723 0309M

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  • Page 1 YLCA/YLHA PLUS 5 to 27 R-410A Ref: N-27723 0309M Technical Information � � � � � � � � ��������������������� Johnson Controls Manufacturing España. S.L. is participating in the EUROVENT Certification Program. Products are as listed in the EUROVENT Directory of Certified Products. in the program AC1. AC2.

  • Page 3: Table Of Contents

    Index Page Page - Transportation General Information - Handling - Warning signs - Nomenclature - Location - General description - Models available and capacities - Location of several units - Fastering the unit - Features and advantages - Orientation - Dynamic set point and suppression of buffer tank - Clearances Technical Specifications Wiring...

  • Page 5: General Information

    General Information applications that require cold or hot water. They are silent and compact units, equipped with axial fans, and can be Nomenclature installed directly outdoors. Buffer tanks are available as Air/water water chiller with accessories for installations that require a larger water axial fans volume.

  • Page 6: Features And Advantages

    Features and advantages compressor off cycle by simulating the buffer tank operation, thus avoiding excessive on/off cycles of the unit. Although this function slightly decreases water temperature control Features Advantages precision, it eliminates the need to use the buffer tank. Technical Specifications R-410A refrigerant Does not harm the ozone layer.

  • Page 7: Accessories And Options

    Cooling circuit Low ambient temperature kit (YLCA 5 to 15) Cool only unit: Includes Schrader valves on the high, low Includes a pressure transducer for controlling condensing and liquid sides, high and low pressure switches, filter-dryer, pressure at low ambient temperature (-18°C). expansion valve (YLCA- 5 to 15), expansion valve and liquid Standard on models YLCA 20 &...

  • Page 8: Physical Data. Cool Only Units

    Physical data, cool only units YLCA-5 YLCA-7 YLCA-9 YLCA-7 YLCA-9 YLCA-12 YLCA-15 YLCA-20 YLCA-27 Characteristics M and MC M and MC M and MC T and TC T and TC T and TC T and TC T and TC T and TC Cooling capacity 5.38 7.13...

  • Page 9: Physical Data. Heat Pump Units

    Physical data, heat pump units YLHA YLHA YLHA YLHA YLHA YLHA YLHA YLHA YLHA Characteristics PLUS-5 PLUS-7 PLUS-9 PLUS-12 PLUS-9 PLUS-12 PLUS-15 PLUS-20 PLUS-27 Cooling capacity 7.10 11.75 13.8 19.4 25.8 Heating capacity 7.16 9.52 12.25 9.52 12.4 16.1 20.9 27.5 Power supply V/ph/Hz...

  • Page 10: Operation, Cooling And Hydraulic Diagram Heat Pump Unit Ylha Plus 5 To 15

    Operation, cooling and hydraulic diagram, heat pump unit YLHA PLUS 5 to 15 WATER OUTLET WATER INTAKE SAFETY/CONTROL DEVICES COMPONENTS 10 Liquid receiver A High pressure switch Compressor 11 Drain connection B Low pressure switch Air cooled condenser 12 Water filter (not inside the unit) C Pressure transducer port Filter dryer 13 Relief valve...

  • Page 11: Operation, Cooling And Hydraulic Diagram Heat Pump Unit Ylha Plus 20 And 27

    Operation, cooling and hydraulic diagram, heat pump unit YLHA PLUS 20 and 27 WATER OUTLET WATER INTAKE SAFETY/CONTROL DEVICES COMPONENTS 10 Check valve High pressure switch Tandem compressor 11 Liquid receiver Low pressure switch Air cooled condenser 12 Automatic air bleed Condensing unit temperature sensors Filter dryer 13 Expansion vessel...

  • Page 12: Operation, Cooling And Hydraulic Diagram Cool Only Unit Ylca

    Operation, cooling and hydraulic diagram, cool only unit YLCA WATER INTAKE WATER OUTLET YLCA-20. 27 (TEV) YLCA-5 to 15 (RESTRICTOR) SAFETY/CONTROL DEVICES COMPONENTS 10 Automatic air bleed A High pressure switch Compressor 11 Expansion vessel B Low pressure switch Air cooled condenser 12 Drain connection C Pressure transducer port (LAK YLCA Filter dryer...

  • Page 13: Table 1. Cooling Capacities Ylca 5 To 27

    Table 1. Cooling capacities YLCA 5 to 27 Outdoor ambient temperature °C DB (80% RH) Water Model outlet YLCA temp. Cap. Unit Cap. Unit Cap. Unit Cap. Unit Cap. Unit Cap. Unit Cap. Unit Cap. Unit °C 5.71 1.59 5.55 1.63 5.31 1.70...

  • Page 14: Table 2. Cooling Capacities Ylca 5 To

    Table 2. Cooling capacities YLCA 5 to 27 (35% ethylene glycol) Outdoor ambient temperature °C DB (80% RH) Water Model outlet YLCA temp. Cap. Unit Cap. Unit Cap. Unit Cap. Unit Cap. Unit Cap. Unit Cap. Unit Cap. Unit °C 3.60 1.12 3.44...

  • Page 15: Table 3. Cooling Capacities Ylha Plus 5 To 27

    Table 3. Cooling capacities YLHA PLUS 5 to 27 Outdoor ambient temperature °C DB (80% RH) Water Model outlet YLHA Abs. Abs. Abs. Abs. Abs. Abs. Abs. Abs. temp. Cap. Cap. Cap. Cap. Cap. Cap. Cap. Cap. PLUS power power power power power...

  • Page 16: Table 4. Cooling Capacities Ylha Plus 5 To

    Table 4. Cooling capacities YLHA PLUS 5 to 27 (35% ethylene glycol) Outdoor ambient temperature °C DB (80% RH) Water Model outlet YLHA Abs. Abs. Abs. Abs. Abs. Abs. Abs. Abs. temp. Cap. Cap. Cap. Cap. Cap. Cap. Cap. Cap. PLUS power power...

  • Page 17: Table 5. Heating Capacities Ylha Plus 5 To 27

    Table 5. Heating capacities YLHA PLUS 5 to 27 Outdoor ambient temperature °C DB (80% RH) Water Model outlet YLHA Abs. Abs. Abs. Abs. Abs. Abs. Abs. Abs. Abs. temp. Cap. Cap. Cap. Cap. Cap. Cap. Cap. Cap. Cap. PLUS power power power...
  • Page 18 Table 6. Available pressure for hydraulic circuit Table 6. (Cont.) (without filter installed) DISP. Model Flow l/h DISP. Model Flow l/h 1 700 2 000 2 300 YLCA/ 1 000 YLCA/ YLHA PLUS 05 2 600 YLHA PLUS 15 1 200 2 900 1 400 3 200...

  • Page 19: Table 7. Pressure Drops Of Filters

    Table 7. Pressure drops of filters 1" filter Flow l/h 1 000 1 200 1 400 1 600 1 800 2 000 2 200 2 400 2 600 11.8 15.1 18.8 22.8 27.1 " filter Flow l/h 1 500 2 000 2 500 3 000 3 500...

  • Page 20: Selection Guide (Ylca And Ylha Plus)

    Selection guide (YLCA and YLHA PLUS) Taking a quick look at Table 1 we can see that a YLCA-5 unit gives an approximate required capacity of 5.38 kW. Necessary information As the factors appearing in Tables 10 and 11 are not appli- The following information is needed to select a YLCA water cable, conditions will be as follows: chiller:...

  • Page 21: Necessary Information

    All values are within operating limits. 4. Always recheck to make sure these selections are within - Available pressure in hydraulic circuit of a unit with hydro the specified design operating limits. kit. Selection example - From Table 6 we infer that the YLHA PLUS 5, with a 748 l/h flow, has an available pressure of 56.5 kPa.
  • Page 22 Fig. 1 - Recommended ethylene glycol concentrations Fig. 4 - Propylene glycol in other concentrations 0.30 0.28 0.27 0.29 0.26 GLYCOL FACTOR IN RECOMMENDED 0.28 CONCENTRATIONS 0.25 RECOMMENDED 0.27 CONCENTRATION 0.24 % BY WEIGHT 0.23 0.26 0.25 FREEZING 0.24 POINT 0.23 OUTPUT LIQUID TEMPERATURE °C OUTPUT LIQUID TEMPERATURE °C...

  • Page 23: Installation Instructions

    Installation instructions Handling The unit should be handled using the metal rails supplied for Inspection fastening and transportation. Upon reception, inspect the goods and notify the carrier and the insurance company, in writing, of any possible damage Warning signs during transportation. The following signs indicate the existence of potentially Environmental protection dangerous conditions for users or servicing personnel.

  • Page 24: Location

    Location Before locating the unit, make sure you have received the appropriate product by checking the specifications described on the outside of same. The unit should be placed on a perfectly horizontal plane, making sure the base can support the weight of the unit. If vibration-free operation is required, the unit can be placed on a cork or similar anti-vibratory base, or fastened to the base with anti-vibratory plates or supports.

  • Page 25: Wiring

    Wiring order detector, when starting the equipment make sure the rotational direction is correct. Electrical connections If it is not correct: All established national regulations should be complied. - The compressor does not compress. Each unit is supplied with a control box to which the power - It makes a strange sound.
  • Page 26 General dimensions mm and hydraulic connections YLCA/YLHA PLUS 5 WATER INTAKE 1”G WATER OUTLET 1”G DRAIN CONNECTION EXT. Ø 15 Ø 11.5 YLCA/YLHA PLUS 7 - 9 WATER INTAKE 1”G WATER OUTLET 1”G DRAIN CONNECTION EXT. Ø 15 Ø 11.5...
  • Page 27 General dimensions mm and hydraulic connections YLCA/YLHA PLUS 12 and 15 WATER INTAKE 1”G WATER OUTLET 1”G DRAIN CONNECTION EXT.Ø 15 Ø 11.5...
  • Page 28 General dimensions mm and hydraulic connections YLCA/YLHA PLUS 20 and 27 REAR VIEW SIDE VIEW WATER OUTLET 1 1/4"GF 1 1/4"GF Ø31 WATER INTAKE WATER DRAIN Ø38 OUTLET INTAKE SEEN FROM ABOVE YLCA/YLHA PLUS-20 1 430 1 394 YLCA/YLHA PLUS-27 1 876 1 840 INTAKE...

  • Page 29: Minimum Technical Clearances

    Minimum technical clearances mm YLCA 5, 7, 9, 12 and 15 ��� ��� YLCA/YLHA PLUS 20 and 27 WATER INTAKE AND OUTLET...

  • Page 30: Wiring Diagram

    Wiring diagram, YLCA/YLHA PLUS 5, 7, 9 MC and M, 230.1.50...
  • Page 31 Wiring diagram, YLCA/YLHA PLUS 7, 9 TC and T, 400.3.50...
  • Page 32 Wiring diagram, YLCA/YLHA PLUS 12 and 15 TC and T, 400.3.50...
  • Page 33 Wiring diagram, YLCA/YLHA PLUS 20 TC and T 400.3.50...

  • Page 34: Wiring Diagram

    Wiring diagram, YLCA 27 TC, YLHA PLUS 27 TC, 400.3.50...

  • Page 35: Wiring

    Wiring YLCA/YLHA PLUS 5 to 27 YLCA TERMINAL CONNECTING STRIP YLCA CONNECTING STRIP TERMINALS MAIN SWITCH POWER SUPPLY SINGLE -PHASE 230V - 1 + N - ph - 50Hz UNITS POWER SUPPLY THREE-PHASE 400V - 3 + N - ph - 50Hz UNITS FLOW SWITCH (ON UNITS WITHOUT HYDRO KIT).

  • Page 36: Electrical Characteristics

    Electrical characteristics Compressor Fans Pump Power Start Model supply Nominal A Nominal kW Nominal Nominal Nominal Nominal V.ph.Hz. Cool Heat Cool Heat YLCA 5 1.73 0.65 YLHA PLUS 5 1.73 1.76 YLCA 7 11.7 2.41 230.1.50 YLHA PLUS 7 12.4 13.2 2.56 2.76...

  • Page 37: Control Unit Description

    Operating instructions µC2 changer discharge. B3. Fan speed and defrost cycle control. Reads refrigerant (Rev. 1016) temperature inside the coil. Control unit description B4. Dynamic set point control. Reads outdoor air tempera- This is a multipurpose controller specially programmed for ture.

  • Page 38: General Diagram

    General diagram, YLCA 5, 7, 9, 12 and 15 230.1.50 C1/2 C1/2 C3/4 No4 C3/4 PROGRAMMABLE (B4) TRANSFORMER LAK ACCESSORY YLCA 5, 7, 9, 12 and 15 FAN SPEED (see note 1) CONTROL 230.1.50 COMMUNICATION B1: WATER INTAKE TEMPERATURE PROBE (SET POINT CONTROL) B2: WATER DISCHARGE TEMPERATURE PROBE (ANTIFREEZE PROTECTION) B3: COIL TEMPERATURE PROBE (FAN SPEED AND DEFROST CONTROL) B4: OUTDOOR TEMPERATURE PROBE (DYNAMIC SET POINT)

  • Page 39: General Diagram

    General diagram, YLCA 20,27 and YLHA PLUS 5-27 230.1.50 C1/2 C1/2 C3/4 No4 C3/4 (B4) PRESSURE PROBE PROGRAMMABLE TRANSFORMER FAN SPEED CONTROL 230.1.50 COMMUNICATION B1: WATER INTAKE TEMPERATURE PROBE (SET POINT CONTROL) B2: WATER DISCHARGE TEMPERATURE PROBE (ANTIFREEZE PROTECTION) B3: COIL TEMPERATURE PROBE FAN SPEED AND DEFROST CONTROL) B4: OUTDOOR TEMPERATURE PROBE (DYNAMIC SET POINT) ID1: WATER FLOW SWITCH ID2: REMOTE COOL/HEAT...

  • Page 40: Functions Of Remote Control Unit Buttons

    Symbols on the display The display has three figures in green, plus a symbol and a decimal. It also shows the symbols, in amber, of the functions selected (the alarm symbol is red). Meaning Symbol Colour With LED on permanently With LED flashing Compressor in operation Timing start-up...

  • Page 41: Location Of Controls

    Location of controls FLOW EXCHANGER OUTDOOR NTC PROBE SWITCH (YLCA/YLHA PLUS 5 to 15) (B3) (FS) OUTDOOR TEMPERATURE PROBE YLCA/YLHA PLUS 5 to 15 WITH LAK (B3) YLCA/YLHA PLUS 5 to 15 STANDARD (B4) YLCA/YLHA PLUS 20 to 27 STANDARD (B3) WATER DISCHARGE NTC PROBE...
  • Page 42 Parameters related to the probes Display Description Level Unit Max. Min. Value NTC B1 probe (water intake); 0=absent (function not available). 1 (R/W) 1=present NTC B2 probe (water outlet). 0=absent (function not available). 2 (R/W) 1=present NTC B3 probe . 1=condensation probe. 2=outdoor probe. 14 (R/W) Probe type B4.
  • Page 43 Minimum operating time of a compressor SIGNAL COMPRESSOR Minimum OFF time of a compressor SIGNAL COMPRESSOR Minimum time between compressor start-ups SIGNAL COMPRESSOR...
  • Page 44 Compressor/pump OFF delays COMPRESSOR PUMP Pump/compressor start-up delays PUMP COMPRESSOR...
  • Page 45 Parameters related to the fans Display Description Level Unit Max. Min. Value Fan outlet. 0=absent (function not available); 10 (R/W) 1=present Operating mode: 0 = always ON (function not available) 1 = Parallel with compressor (function not available) 48 (R/W) 2 = ON/OFF operation (function not available) 3 = Parallel with compressor and speed adjustment.
  • Page 46 Parameters related to defrost Display Description Level Unit Max. Min. Value Execution of defrost 0= no (function not available) 7 (R/W) 1= yes. Time or temperature defrost. 0= time (function not available). 8 (R/W) 1= temperature / pressure °C -40/ Defrost start temperature / pressure 19 (R/W) °C...
  • Page 47 Parameters related to defrost control configuration Display Description Level Unit Max. Min. Value Antifreeze control set point temperature 11 (R/W) °C Antifreeze reset differential 12 (R/W) °K Antifreeze alarm bypass time 22 (R/W) sec. Antifreeze heater activation temperature 13 (R/W) °C Antifreeze heater activation differential 14 (R/W)
  • Page 48 Parameters for unit configuration Display Description Level Unit Max. Min. Value 2 (YLCA) Unit model. 2= air-water intake; 54 (R/W) 3 (YLHA 3= air-water heat pump. PLUS) Number of vent circuits (do not modify this parameter) 12 (R/W) No. of evaporating units present (do not modify this parameter) 13 (R/W) No.
  • Page 49 Parameters for alarm configuration Display Description Level Unit Max. Min. Value Alarm delay by flow switch at start-up. 63 (R/W) sec. Alarm delay by flow switch with unit in operation. 64 (R/W) sec. Alarm delay by low pressure switch at start-up. 65 (R/W) sec.
  • Page 50 Parameters for regulator configuration Display Description Level Unit Max. Min. Value Cool cycle set point temperature 41 (R/W) °C Cool set point temperature differential 42 (R/W) °C Heat cycle set point temperature 43 (R/W) °C Heat cycle set point temperature differential 44 (R/W) °C Type of adjustment...
  • Page 51 Table of alarms Display Alarm type Reset Antifreeze alarm Manual High temp. at start-up (if activated. P20=1) Automatic Low temp. at start-up (if activated. P20=1) Automatic d1-2 Defrost in operation dF1-2 Problem in defrost Automatic Probe B1 Automatic Probe B2 Automatic Probe B3 Automatic...

  • Page 52: Temperature/Resistance Characteristics Of The Ntc Control Probes

    Temperature/resistance characteristics of the NTC control probes (10 kOhms) Temperature Resistance Temperature Resistance Temperature Resistance Temperature Resistance (°C) (kOhms) (°C) (kOhms) (°C) (kOhms) (°C) (kOhms) 2.36 55.95 9.63 329.20 2.29 53.99 9.28 310.70 2.22 50.90 8.94 293.30 2.16 48.66 8.82 277.00 2.10 46.48...

  • Page 53: Accessories

    Accessories Wall-mounting For wall-mounting, the rear support (A) must be fastened to Remote terminal a standard three-switch modular box. This accessory allows remote control and supervision of the - Fasten the rear of the casing to the box by means of the air conditioning unit (up to 1040 m.).
  • Page 54 mute clear RS485 TELEPHONE CABLE Max. L.= 40m G + - RJ12 Power supply Max. L = 1000m In lenghts of over 200 m. Insert a �� resistor between 2 stranded cables with shielding Tx/Rx+ and Tx/Rx-. AWG22 (0.35 mm ) Rx/Tx+.
  • Page 55 Connecting serial line RS485 This accessory allows connecting the air conditioning unit to a serial line RS485 supervision network. It must also be used to install the remote terminal accessory. Mounting Connect the accessory to the four-pole socket base at the lower right angle of the module with display and keyboard. Use the 4-cable connector supplied.

  • Page 56: Remote Control Unit

    Remote control unit Wall-mounted, with keys for COOL/HEAT and ON/OFF functions. Includes voltage, alarm and COOL/HEAT LEDs. Prior to installation, value 1 must be given to parameters H06 and H07. 1- Voltage LED 2- Alarm LED 3- ON/OFF selection button 4- Unit ON LED 5- COOL/HEAT selection button 6- LED on in heat function/...

  • Page 57: Buffer Tank

    Buffer Tank YLCA/YLHA PLUS 5, 7, 9, 12 and 15 polyethylene and an a coat of embossed aluminium. There is an air bleeder at the top and two connections for draining For installations with small water volumes in wich it is neces- and charging the circuit in the middle and bottom.

  • Page 58: Buffer Tank

    Mounting on 5, 7 and 9 units DETAIL "A" WATER INTAKE FLEXIBLE HOSE WATER DISCHARGE Mounting on 12 and 15 units DETAIL "A" WATER INTAKE FLEXIBLE HOSE WATER DISCHARGE Attention: 1. Fasten the buffer tank to the unit (Detail A) by means of the screws supplied with the accessory.
  • Page 59 WIRING OF THE HEATER (See wiring diagram of the unit) POWER SUPPLY MAGNETOTHERMAL HEATER PROTECTION (Q1) 3 N1 N2 N3 HEATER CONNECTING CABLE TO CONTROL PANEL (INCLUDED WITH THE ACCESSORY) CONNECTING BOX CONNECTING BOX 230M 400T HEATER HEATER CONTACT CONTACT HEATER POWER SUPPLY CABLE (NOT INCLUDED WITH THE ACCESSORY)

  • Page 60: Litre Buffer Tank

    115 Litre Buffer Tank for YLCA/YLHA PLUS 20 coated with 10 mm, thick, closed cell, reticulated and ex- panded polyethylene, and a coat of embossed aluminium. At and 27 the top it has an automatic bleeder, and two manual valves at Adequate for installations with low water volume and need the bottom for draining and recharging the circuit.
  • Page 61 Hydraulic connections YLCA/YLHA PLUS 20 and 27 N1. Interconnecting tubing (must be insulated to avoid condensation) N2. Water outlet. N3. Water intake.
  • Page 62 Installation Wiring of the heater N1 - Remove the top cover of the tank. - Prior to installation, power off the YLHA PLUS units. N2 - Remove the cover of the connections box. - Do not power on again until installation is finished and with N3 - Remove the cover of the YLHA PLUS control box.

  • Page 63: High Pressure Fan

    High pressure fan YLCA/YLHA PLUS 5-27 their connecting points on the control box. 2. Replace the standard fan condenser with the condenser Units 5, 7 and 9 supplied with the accessory. This accessory includes: 3. Remove the standard fan from its housing. Save the - 1 fan.
  • Page 64 Units 12 and 15 LOCATION OF CONDENSER Units 20 and 27 LOCATION OF CONDENSER...

  • Page 65: Low Ambient Temperature Kit

    Low ambient temperature kit (ratiometric pres- Attention: Install the kit with power supply to the unit turned off. sure transducer) YLCA 5-15 To adjust condensing pressure at low ambient temperatures Mounting pressure transducer on the cooling circuit (down to -18° C). Screw the ratiometric transducer on to the free Schrader valve located on the liquid line (YLCA).

  • Page 66: Tray Heater

    Tray heater YLHA PLUS 5-15 Installation This flexible cable heater can be used in cold climates to N1- With the power supply turned off. remove the front panel avoid the forming of ice and the subsequent obstruction at and the compressor chamber corner piece. the tray drain of the heat pumps.
  • Page 67 Compressor heater YLHA PLUS 5 - 15 Assembly - LENGTHEN THE HEATER CABLES. IF NECESSARY 220/240-1-50 (70 W) 220/240-1-50 CH - COMPRESSOR HEATER K1 - COMPRESSOR CONTACTOR 240-1-50 All data and measurements are subject to change without prior notice.
  • Page 68 www.johnsoncontrols.com...

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