Johnson Controls York VCH 20A Technical Information Download Page 37 | Manualshive

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37

Hot Water Coil

General information

This hot water coil (optional) is factory-installed; it includes
the control board, cables and all material needed for con-
nection at job site.
Located inside the VIR unit and fastened to the coil with the
anchor points supplied.

Technical specifications

This accessory includes the following components:
- Coil: With steel sheet frame, copper tubing and aluminium

fins.

-  3-way valve: Bronze body.
-  Electric actuator: 0-10 V, 24 VAC proportional control.
-  Control board.
-  Temperature probe for water intake, B17.
-  Temperature probe for air impulse, B16.
-  Manual air purger.
-  Operating connection cables between the control panel of

the outdoor unit (VCH) and the water coil (length, 20 m.).
As an option, a connection kit for 50 m.

Location of components

VIR - 25A

VIR - 40A

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1 3-way valve

2 Actuator

3 Water intake probe, B17

4 Air impulse probe, B16

5 Water coil control

6 Automatic air purger

7 Water connecting pipe intake

8 Water connecting pipe outlet

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Summary of Contents for York VCH 20A

Page 1: ...Ref N 27718 1208M Air Air Reversible VITALITY Series VCH 20A to 90A VIR 25A to 90A Technical Information ...

Page 2: ... diagram 70 Index General Information 3 General description 3 Nomenclature 3 Technical Specifications 3 Mechanical specifications 3 Operating diagram 4 Thermostat 4 DPC 1 ambient thermostat 4 International YKtool 5 YKphone 485 5 Physical data 6 Installation Instructions 7 Environmental protection 7 Elimination of the unit 7 Safety 7 Transportation 7 Warning signs 7 Location of indoor units VIR 25 ...

Page 3: ...ge surface made of copper tubing and aluminium fins Located inside the cabinet these are totally protected against damage during transportation or installation As an option these can be supplied with Blue Fin or copper fins Indoor fan VIR 25A The unit is equipped with a centrifugal fan driven by an in dependent motor and a belt drive Indoor fan VIR 40A 45A 60A 75A and 90A and outdoor fan VCH 20A 2...

Page 4: ...e machine outdoors Internal electric heaters optional Of the open air type that allow quick heat dissipation avoiding the temperature inertia that could affect the components Operating diagram Thermostat The VCH 20A to 90A units include as standard equipment the DPC 1 thermostat To connect the thermostat to the board screened 10 x 0 22 mm communication cable should be used DPC 1ambient thermostat ...

Page 5: ...ermarkets factories cinemas etc Equipped with an RS485 controller for communication with machines with YKlon boards version 3 0 and another RS232 controller for communication with the PC Allows connecting a maximum of 16 units withYKlon boards It is necessary to use the accessory RS485 Board code 006791239 with each unit and configure microswitch SW1 in accordance with the direction of the network...

Page 6: ... 42 5 x 42 5 x 48 5 x 48 Pipes diameter 3 8 Surface m 1 01 1 01 1 47 1 47 2 x 1 02 2 x 1 02 2 x 1 44 2 x 1 44 Dimensions with packing Height mm 1 413 1 413 1 546 1 546 1 660 1 660 1 814 1 814 Width mm 1 460 1 460 1 838 1 838 2 340 2 340 2 760 2 760 Depth mm 890 890 880 880 880 880 1 000 1 000 Approximate weight Nett kg 285 310 355 375 578 589 710 715 Gross kg 290 314 360 380 582 593 715 720 Model ...

Page 7: ...ed out by qualified and expert personnel only Maintenance servicing such as cleaning coils and air filters should be carried out regularly to maintain optimum perform ance of the units This unit should be installed and used in compliance with Low voltage electro technical regulations Safety regulations for cooling plants and installations Pressure device regulations Basic building regulations Loca...

Page 8: ...rs keep in mind that in the summer operating cycle the outdoor coil condenses a large amount of water that must be evacuated through the drain The possibility of an obstruction of the drain by foreign ele ments dust or dirt Areas where it snows regularly If the unit is installed out doors and at ground level it should be raised on supports so as to avoid accumulations of snow obstructing air flow ...

Page 9: ...n exteriors it is convenient to take this pos sibility into account installing an electric heater at the drain connection and around the antivibratory elements of the compressor connecting same electrically as per the dia grams herein Drain connections VIR 25 to 90A indoor unit It is necessary to connect a condensed water drain pipe to the evaporating unit Install the drain pipe through a siphon L...

Page 10: ...ination and ob structions Do not use strippers at the copper copper joints Connection to the units should be carried out by using the flaring method Insulation of refrigerant pipes Since the interconnecting distribution pipes to the coil are installed in the outdoor unit both the larger and the smaller diameter pipes are on the relative low pressure side of the system Consequently to avoid condens...

Page 11: ...would for the pressure drop the data of one of the liquid lines that is to say 1 2 outer diameter As we see in the diagram there 4 elbows with an equivalent length of 0 5 m as per table and 2 bends of 0 4 as per table Therefore to make sure that the pipe equivalent length is not over the admissible maximum we have LE 2 3 6 4 7 6 4 0 5 2 0 4 22 8 m 33 8 therefore 60 is correct Refrigerant charge an...

Page 12: ...e In this case interchange two of the main power supply intake of the unit Connection of the indoor fan VIR 25A to 90A Should the phase sequence R S T be correct but the indoor fan turns in the opposite direction interchange two phases at the bottom of the fan contactor Thermostat connection To connect the thermostat to the control board use a screened 10 x 0 22 communication cable Setting the ele...

Page 13: ...nominal indoor and outdoor flows 3 The units can operate for a short period of time at an indoor temperature of 10 C 4 Below 10 C the emergency electric heater or the hot water coil optional remain operative Limits of use YKlon control board The equipment is controlled by means of a resident software in the main board This system operates in accordance with the position of the microswitches on the...

Page 14: ... 5 2 7 12 22 17 29 32 6 VCH 40A 400 3 50 19 3 140 400 3 50 3 4 9 1 5 2 7 14 27 19 33 40 10 VCH 45A 400 3 50 2 x 12 95 400 3 50 2 x 2 2 2 x 3 4 1 5 3 1 17 33 24 44 50 10 VCH 60A 400 3 50 2 x 15 118 400 3 50 2 x 2 2 2 x 4 4 2 2 4 6 23 43 31 55 63 16 VCH 75A 400 3 50 2 x 19 140 400 3 50 2 x 4 2 x 7 9 3 4 7 32 59 39 76 80 25 VCH 90A 400 3 50 2 x 25 198 400 3 50 2 x 4 2 x 7 9 4 7 0 39 72 49 86 100 35 I...

Page 15: ... distance between units and legislation in force Electrical characteristics Indoor units Prior to approving the installation Make sure that Voltage is always between 198 and 254 V in 230 V units and 342 436 in 400 V units The recommended power supply cable section is at least a mini mum The condensed water drain is per fect and there are no leaks in the water circuit The user has received operatin...

Page 16: ...r environment it may be necessary to use water and an detergent for cleaning In this case always apply from inside to the exterior and up and down Outdoor air intake If the unit includes any of the acces sories such as an economizer or a return fan the dampers should be serviced by checking correct operation of their components shafts fins motor Refrigerant circuit At the beginning of each cooling...

Page 17: ...17 Technical characteristics General dimensions mm VCH 20A and 25A ...

Page 18: ...18 General dimensions mm VCH 30A and 40A ...

Page 19: ...19 General dimensions mm VCH 45A and 60A ...

Page 20: ...20 General dimensions mm VCH 75A and 90A ...

Page 21: ...21 General dimensions mm VIR 25A VIR 40A ...

Page 22: ...22 General dimensions mm VIR 45A and 60A VIR 75A and 90A ...

Page 23: ...23 Cooling diagram Variant chart ...

Page 24: ...ating capacities Outdoor unit Indoor unit Summer Winter Model Air flow m h Model Air flow m h Cooling capacity W Consump tion W E E R Heating capacity W Consump tion W C O P VCH 20A 6 235 VIR 25A 4 590 16 800 5 900 2 85 21 500 5 680 3 79 VCH 25A 6 235 VIR 25A 4 590 20 600 7 480 2 75 23 200 6 840 3 39 VCH 30A 11 975 VIR 40A 7 500 28 700 10 250 2 80 32 300 9 950 3 25 VCH 40A 11 975 VIR 40A 7 500 32 ...

Page 25: ...VIR 60A VIR 75A VIR 90A Cooling capacity Heating capacity H Vertical distance between the indoor and outdoor units LE Equivalent length of pipes between the indoor and outdoor units Consider one line only H 0 or 0 Position of the indoor unit with regard to the outdoor unit Sound level Nominal flow and static pressure available Our reverberation chamber does not allow us to measure the sound pressu...

Page 26: ...0 10 449 13 281 17 529 20 361 6 40 17 18 952 13 352 16 184 18 952 18 952 6 72 45 22 20 600 6 198 9 030 13 278 16 110 7 04 19 5 18 540 9 750 12 582 16 830 18 540 7 36 17 16 892 13 331 16 163 16 892 16 892 7 68 VCH 30A VIR 40A 25 22 34 440 10 361 14 738 21 303 25 686 6 64 19 5 30 996 15 838 20 215 26 781 30 996 6 95 17 28 700 21 641 26 018 28 700 28 700 7 27 35 22 31 857 9 499 13 876 20 441 24 818 7...

Page 27: ...26 322 32 841 42 619 49 138 16 00 17 49 220 32 905 39 424 49 202 49 220 16 80 45 22 53 500 16 324 22 842 32 620 39 139 17 60 19 5 48 150 24 467 30 986 40 764 47 282 18 40 17 43 870 32 686 39 205 43 870 43 870 19 20 VCH 75A VIR 75A 25 22 91 320 28 477 37 304 50 546 59 387 17 89 19 5 82 188 39 375 48 203 61 445 70 288 18 74 17 76 100 51 185 60 013 73 255 76 100 19 60 35 22 84 471 26 051 34 879 48 12...

Page 28: ...a W Pa W Pa W Pa W VIR 45 Standard 150 1 375 146 1 405 141 1 430 130 1 490 H S D 611991091 203 1 575 201 1 615 197 1 650 188 1 720 H S D M 611991090 203 1 575 201 1 615 197 1 650 188 1 720 141 2 030 65 2 400 52 2 570 Unit Fan assembly Code Flow m3 h 8 400 9 100 9 800 10 500 11 100 11 800 12 600 Pa W Pa W Pa W Pa W Pa W Pa W Pa W VIR 60 Standard 178 1 475 175 1 600 160 1 750 137 1 920 122 2 065 90 ...

Page 29: ...R 60 611991092 140 SPZ x 2 25 H S D M VIR 60 611991093 140 SPZ x 2 25 95 SPZ x 2 28 3 1 6 H S D M VIR 75 611991094 160 SPZ x 2 25 4 1 9 5 006776704 H S D VIR 90 611991095 160 SPZ x 3 25 H S D M VIR 90 611991096 160 SPZ x 3 25 5 5 1 12 5 006776705 Description Code VIR 25 VIR 40 VIR 45 VIR 60 VIR 75 VIR 90 High Speed Drive 611991087 X 611991089 X 611991091 X X 611991092 X 611991095 X High Speed Driv...

Page 30: ...80 2 74 2 225 16 157 9 200 2 56 2 065 VCH 45A 0 0 18 340 5 09 3 860 5 10 50 17 250 4 79 3 540 10 20 100 15 860 4 41 3 140 15 30 150 13 480 3 74 2 600 17 35 170 12 390 3 44 2 370 17 86 175 12 000 3 33 2 290 VCH 60A 0 0 21 250 5 90 5 910 5 10 50 20 340 5 65 5 610 6 02 59 20 170 5 60 5 550 10 20 100 19 280 5 36 5 220 15 30 150 17 780 4 94 4 680 20 41 200 16 040 4 46 4 090 25 51 250 13 630 3 79 3 360 ...

Page 31: ...31 Electric diagram VCH 20 25 30 40A 400 3 50 ...

Page 32: ...32 Electric diagram VCH 45 60 75 90A 400 3 50 ...

Page 33: ...33 Electric diagram VCH 45 60 75 90A 400 3 50 ...

Page 34: ...34 Configuration of switches ...

Page 35: ... Amount 25 30 35 40 45 VCH 20A 1 5 0 5 7 10 VCH 25A 1 5 0 5 7 10 VCH 30A 1 5 0 5 7 10 VCH 40A 1 5 0 5 7 10 VCH 45A 2 5 0 5 7 10 VCH 60A 2 5 0 5 7 10 VCH 75A 2 5 0 5 7 10 VCH 90A 2 5 0 5 7 10 lowing table This coupling is recommended only for use of the cool only model see cool only operation page 12 Keep in mind that the indoor unit will need an expansion valve Cooling capacities Cooling capacitie...

Page 36: ...coil 20 m O O Vertical conversion kit for model A Vertical conversion kit for model A Vertical conversion kit for model A A Vertical conversion kit for model A A H S D H S D M O O O O O O Economiser 20 m A A A A A A Communication cable economiser or water coil 50 m A A A A A A Fan soft start O O O O Without protection against outdoor conditions O Optional Factory fitted A Accessory Supplied separa...

Page 37: ...ing and aluminium fins 3 way valve Bronze body Electric actuator 0 10 V 24 VAC proportional control Control board Temperature probe for water intake B17 Temperature probe for air impulse B16 Manual air purger Operating connection cables between the control panel of the outdoor unit VCH and the water coil length 20 m As an option a connection kit for 50 m Location of components VIR 25A VIR 40A 1 3 ...

Page 38: ...38 VIR 45 60 VIR 75 90 1 3 way valve 2 Actuator 3 Water intake probe B17 4 Air impulse probe B16 5 Water coil control 6 Automatic air purger 7 Water connecting pipe intake 8 Water connecting pipe outlet ...

Page 39: ...ater intake and outlet connections are com pleted turn the power supply to the machine on Make sure the green LED V1 on the coil control board A6 is flashing accessory board configured Should this not be the case carry out a search and con figuration of accessories by pressing the test button on the Yklon board A1 for over three seconds until the red LED goes on Once this search and configuration ...

Page 40: ...ven if the machine is off or in lockout As long as the antifreeze protection is in operation the yellow LED V2 flashes As long as the hot water coil heating is in operation the indoor fan is also on There is a minimum air impulse temperature protection of 15 C when this accessory is installed In this way we avoid the discomfort that can be created when there is a very high renewal percentage with ...

Page 41: ...er position 0 to 10 VDC Jumper 2 Configures the short stroke lengths of 1 2 inch or less long stroke length of over 1 2 inch stroke selection jumper By default factory set to long position L Jumper 3 Configures the direct inverse action jumper so that the valve shaft goes in the desired direction By default fac tory set to lower position inverse action A1 Jumper 4 Configures the failure position j...

Page 42: ...12 600 131 4 5 58 30 3 107 8 4 57 24 9 83 6 3 53 19 3 VIR 60A 11 5 Min 8 400 102 6 4 36 35 6 84 4 3 60 29 3 65 1 2 77 22 6 Nom 10 500 117 7 4 97 32 6 96 8 4 10 26 9 74 7 3 17 20 7 Max 12 600 131 4 5 58 30 3 107 8 4 57 24 9 83 6 3 53 19 3 VIR 75A 14 Min 11 000 133 6 5 69 35 3 110 0 4 64 29 85 9 3 64 22 7 Nom 13 700 152 8 6 48 32 4 125 7 5 33 26 7 98 6 4 21 20 9 Max 16 800 172 0 7 27 29 8 141 5 6 01...

Page 43: ...43 Wiring diagram VIR 45 90 ...

Page 44: ...A4 in 2 stages Power supply contactor with a 24 V coil Two thermal protectors located at the top of the heater The first with automatic reset disconnects the heater when a temperature of 77 C is reached The second accessible from the outside the unit and with manual reset disconnects the heater when a temperature of 138 C is reached The 2 stage heaters are quipped with four thermal protec tors two...

Page 45: ...45 VIR 25A VIR 40A For installing in A B C VIR 45A and 60A 1 160 630 116 VIR 75A and 90A 1 380 700 136 VIR 90A General dimensions mm ...

Page 46: ...46 Assembly and general dimensions mm VIR 25A to 60A 1 STAGE VIR 40A to 90A 2 STAGES Electric box of the VCH unit Location of connecting elements and the accessory control of the internal heater VIR ...

Page 47: ...tray guide and fasten the fan with the side sheets and to the tray guides with the self threading screws supplied Make sure the reset push button of the F9 F9 and F11 in 2 stage thermal protector is accessible and at the top See Assembly and General Dimensions diagram 7 Mount the control support on the side of the unit or within the electrical box depending upon the VIR unit and fasten with the sc...

Page 48: ...48 Wiring diagram Heater 10 15kW 400 3 50 VIR 25A 40A 45A and 60A ...

Page 49: ...49 Wiring diagram Heater 20 30 40kW 400 3 50 VIR 40A 45A 60A 75A and 90A ...

Page 50: ...1 365 822 484 397 439 343 VIR 40A 1 747 822 443 5 313 234 439 343 VIR 45A 60A 2 247 807 571 396 313 424 343 VIR 75A 90A 2 660 928 664 5 475 381 483 405 3 Once the fan is fastened to the top panel 5 install same on the unit 4 Fit angles 7 to the unit and fasten the fan to these an gles 5 If the conversion kit includes new belts install these be tween the motor and fan pulleys 6 Install the blind fr...

Page 51: ... to B in the 8 diameter drilled holes proportioned at the limits indicated making sure the pul leys are aligned the centre of the tensor will be at about 20 mm from the face of the fan Fig 3 4 Fasten the fan to the tabs C and supports D of the upper panel 3 before or after mounting same on the machine with the new self threading screws included in the Kit Fig 3 5 Install the upper panel 3 and the ...

Page 52: ...52 Fig 4 General dimensions mm Model E F G H I J K L M VCH 20A and 25A 793 1 364 273 1 063 211 342 258 290 151 VCH 30A and 40A 781 1 741 328 1 440 310 405 311 341 71 ...

Page 53: ...the support and nuts to B in the 8 diameter drilled holes proportioned at the limits indicated making sure the pul leys are aligned the centre of the tensor will be at about 20 mm from the face of the fan Fig 3 4 Fasten the fan to the tabs C and supports D of the upper panel 3 before or after mounting same on the machine with the new self threading screws included in the Kit Fig 3 5 Install the up...

Page 54: ...54 Fig 4 General dimensions mm Model E F G H I J K L M N VCH 45A and 60A 781 2 240 394 1 990 281 479 562 439 21 408 VCH 75A and 90A 898 2 660 394 2 410 45 475 759 500 30 412 ...

Page 55: ... the keys change this value to the value indicated in the above tables 3 Press to confirm the new value St2 will appear on the display but it should not be programmed Press once again to exit the programming mode 4 To program CØØ press and simultaneously for 5 seconds until ØØ appears on the display 5 By means of the and keys enter the password 77 to access the Cxx parameters Press to confirm 6 Us...

Page 56: ...and connect as indicated on the corresponding diagram 16 Drill a 22 mm Ø hole on the left side front panel next to damper motor and insert the guide Insert the motor hose 17 Then insert the motor hose through the guide at the base of the electric box and connect the cables 18 Connect all cables supplied in accordance with the corresponding wiring diagram 19 Turn main power supply on and program th...

Page 57: ...s open completely 2 Turn the unit off and program the thermostat in the sum mer cycle 3 Start the compressors and check to be sure that when the pressure begins to rise above the programmed 26 bar the dampers begin to close Once this pressure is reached the dampers open to a specific position depending upon the outdoor tempera ture With a very low outdoor temperature the dampers should be fully cl...

Page 58: ...58 Vertical air discharge VCH 20 90A Machine A D VCH 20 to 25A 115 363 VCH 30 to 40A 60 363 VCH 45 to 60A 20 463 VCH 75 to 90A 29 463 ...

Page 59: ...59 VCH 20A to 40A VCH 45 to 90A ...

Page 60: ...Red 1 X2 4 RLI A1 300 8 White 1 RL1 A2 X2 B 300 Nº CABLE CABLE DIAGRAM CABLE LENGTH COLOUR SECTION FROM TO 1 Red 1 X2 R CP1 1 250 2 White 1 X2 B CP1 2 250 3 White 1 CP1 5 80 4 Brown 1 CP1 15 KM2 44 900 5 Brown 1 KM2 44 KM1 44 250 6 Brown 1 KM1 43 KM2 43 250 7 Brown 1 KM2 43 RL1 14 900 8 Brown 1 RL1 11 RL2 14 100 9 Brown 1 RL2 11 CP1 16 220 10 Red 1 X2 14 RL1 A1 500 11 White 1 RL1 A2 X2 B 500 12 Re...

Page 61: ...61 Wiring diagrams ...

Page 62: ...62 Wiring diagrams ...

Page 63: ...otal length 3 m Active heater length 2 m contact with the coil Extreme cool 1 m open air cable and connecting strip connection Heater activation temperature Indoor ambient 4 C Installation 1 With the power supply turned off remove the front and side panels 2 Fasten the end with the thermostat to the side corner on the inside To fasten said end use the self adhesive aluminium tape strip that is ins...

Page 64: ...o the machine 6 Assembly of enthalpy probe Ref C7400A option not ap plicable The enthalpy probes are an optional accessory that cannot be installed with the VIR unit economiser 7 J19 J20 and ENTALP jumper selection J19 jumper Open by default selects economiser opera tion If closed selects motor driven damper operation J20 jumper Open by default selects outdoor damper closed with high temperature s...

Page 65: ...ns are favourable the yellow LED V2 will be on and the damper will adjust to achieve an impulse temperature of 12 C Favourable conditions in temperature mode are understood as an outdoor temperature of below 20 C and at the same time below the return temperature The yellow LED on the board will be off when conditions are not favourable Whenever the indoor fan is in operation the outdoor damper is ...

Page 66: ... 25A 54 729 566 1 109 408 159 162 95 63 205 699 140 130 605 40 55 VIR 40A 69 729 639 1 352 408 159 162 131 100 227 898 212 196 605 40 55 VIR 45A 60A 78 809 739 1 935 508 164 137 101 130 218 1 499 213 112 685 40 55 VIR 75A 90A 90 729 812 2 205 508 79 142 138 166 228 1 724 260 202 605 40 55 ...

Page 67: ...ame of the corresponding VIR unit To fasten use the screws nuts and washers 1 supplied To install said screws 1 first remove the side panels 2 Remove supports 3 from the economiser and fit them on the opposite side as shown in the figure Then turn the unit fully around For coupling to the VIR indoor unit proceed as in the standard configuration ...

Page 68: ...8 Return outdoor and impulse air sensor Economiser control board Led Status Indication V1 Off Board is not connected V1 On Board is not in service V1 Flashing Normal operation V2 On Favourable condition ...

Page 69: ...69 Wiring diagram ...

Page 70: ...stops are carried out by means of the voltage control unit of the motor It is equipped with internal electro magnetic relays that plot the semiconductors during active operation when the ramps are activated The starting time the stopping time and the initial torque are adjusted by means of independent potentiometers The LEDs indicate the status of the controller The starter is equipped with a trig...

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