Trane IC-IH 039 Installation Operation & Maintenance Download Page 18 | Manualshive

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RT-SVX056D-GB

18

Unit Operating Principle

This section describes the overall flow chart principle for Airfinity. Detailed information for a given order is supplied
with order package documentation.

Figure 1 – Example of Typical Refrigerant System Schematic & Oil Lube Circuit Schematic

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Summary of Contents for IC-IH 039

Page 1: ...6D GB Installation Operation Maintenance Airfinity Rooftop units Models IC Cooling only IH Heat pump 20 135 kW R410A Refrigerant November 2020 Confidential and proprietaryTrane information Original instructions ...

Page 2: ...19 Reception of Units 19 Roof Curb Installation 19 Installing the Unit 20 Unit overall view 21 Dimensions Weights Clearances 22 Connection of Duct Network 22 Condensate Drain Piping 22 Filter Installation 23 Supply plug fan airflow adjustment 23 Supply fan Airflow measurement option 24 Gas Pipework Installation 24 Smoke outlet features 25 General Electrical Recommendations 25 Installer Supplied Co...

Page 3: ...minal 38 CO2 sensor 39 CO2 sensor maintenance 39 FireThermostat 39 Clogged Filter Detector 39 Smoke Detector 39 Other accessories available 39 Alarm and Warnings 39 Customer option module 40 Customer option module 40 Operation with a conventional thermostat 40 Economizer control 41 Operation 42 Test Procedures 42 Gas Burner first start 43 ERC first start and contro 43 Maintenance 44 End user Routi...

Page 4: ...l 4 To avoid any risk it is recommended to place the unit on an area with restricted access Reception On arrival inspect the unit before signing the delivery note Specify any visible damage on the delivery note and send a registered letter of protest to the last carrier of the goods within 7 days of delivery Notify the localTRANE sales office at the same time The delivery note must be clearly sign...

Page 5: ...ent air from entering the unit until it is ready for start up Do not use the unit s heater as temporary heat without completing the start up procedures detailed under Unit Start Up Units charged with refrigerant should not be stored where temperatures exceed 68 C At least every three months attach a gauge and manually check the pressure in the refrigerant circuit If the refrigerant pressure is bel...

Page 6: ...as G25 Digit 14 Airflow configuration D Down Supply Down Return H Horizontal Supply Horizontal Return I Down Supply Horizontal Return J Horizontal Supply Down Return Digit 15 Available static pressure 1 Standard External Static Pressure 2 High External Static Pressure Digit 16 Operating map cooling mode A Standard ambient L Low ambient Digit 17 Free cooling Economizer A Temperature control B Entha...

Page 7: ...ernal Customer Input Output X Without 1 With Digit 34 Multi Rooftop Control X Without C With Tracer Concierge Comfort T With Tracer Concierge Comfort with Display Recommended Digit 35 Communication interface X Without 1 ModBus communication interface 2 LonTalk communications interface 3 BACnet MSTP Digit 36 RFI filter X RFI filter 1 High performance Digit 37 Compressor Starter Type X Across the li...

Page 8: ... 5 Gas burner modulating A 0 3 0 3 0 4 0 4 0 5 0 5 ERC compressor exhaust fans A 7 9 7 9 7 9 7 9 11 7 11 7 Frame Frame Frame1 Frame1 Frame1 Frame1 Frame2 Frame2 Compressor Number of Circuits 2 2 2 2 2 2 Number of Compressor per Circuits 1 1 1 1 1 1 Type Scroll Scroll Scroll Scroll Scroll Scroll Model ZP83KCE TFD 522 ZP104KCE TFD 455 ZP122KCE TFD 455 ZP143KCE TFD 455 SH161 4 SH184 4 Max Amps per Co...

Page 9: ...ow AC Axial Below AC Axial Below AC Model A6D630AN0101 A6D630AN0101 A6D630AN0101 A6D630AN0101 A8D800A10105 A8D800A10105 Nominal Airflow m3 h 9262 0 9258 7 9256 4 9252 3 14321 0 14317 8 Number of fan ckt 1 0 1 0 1 0 1 0 1 0 1 0 Diameter mm 630 0 630 0 630 0 630 0 800 0 800 0 Motor Power per fan kW 0 6 0 6 0 6 0 6 0 89 0 89 Motor Max Amps per fan A 1 2 1 2 1 2 1 2 2 2 2 2 Motor RPM rpm 910 0 910 0 9...

Page 10: ...21 21 1 ERC Compressor Power Input kW 2 4 2 3 2 3 2 3 2 7 2 7 ERC Exhaust Fans Power Input kW 0 5 0 5 0 5 0 5 0 9 0 9 Total ERC Power Input kW 2 9 2 8 2 8 2 8 3 6 3 6 Net Heating Capacity ERC IH standard kW 53 6 63 3 69 5 79 3 93 3 100 3 Total Power Input ERC IH standard kW 14 2 17 2 19 9 22 8 24 4 27 2 Exhaust Fans air management 7 Number of Exhaust Fans 1 1 1 1 2 2 Exhaust Air Fans Type Axial AC...

Page 11: ...11 7 16 3 16 3 16 3 Frame Frame Frame1 Frame1 Frame1 Frame1 Frame2 Frame2 Frame3 Frame3 Frame3 Compressor Number of Circuits 2 2 2 2 2 2 2 2 2 Number of Compressor per Circuits 2 2 2 2 2 2 2 2 2 Type Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Model ZP42K5E TFD 422 ZP54K5E TFD 422 ZP61K5E TFD 422 ZP72KCE TFD 422 ZP83KCE TFD 422 ZP91KCE TFD 422 ZP104KCE TFD455 ZP122KCE TFD 455 ZP...

Page 12: ...Below AC Axial Below AC Model A8D800A10105 A8D800A10105 A8D800A10105 A8D800A10105 A8D800A10105 A8D800A10105 A8D800A10105 A8D800A10105 A6D800AH0101 Nominal Airflow m3 h 13694 0 13687 1 13681 4 13674 7 14321 0 14317 8 14865 3 14859 9 19628 3 Number of fan ckt 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 Diameter mm 800 0 800 0 800 0 800 0 800 0 800 0 800 0 800 0 800 0 Motor Power per fan kW 0 89 0 89 0 89 0 ...

Page 13: ...3 23 9 28 9 33 4 36 4 42 4 48 4 59 1 Heating Mode Net Heating Capacity ERC only kW 15 15 14 9 15 21 1 21 1 27 27 27 ERC Compressor Power Input kW 2 4 2 3 2 3 2 3 2 7 2 7 3 9 3 9 3 8 ERC Exhaust Fans Power Input kW 0 5 0 5 0 5 0 5 0 9 0 9 0 9 0 9 0 9 Total ERC Power Input kW 2 9 2 8 2 8 2 8 3 6 3 6 4 8 4 8 4 7 Net Heating Capacity ERC IH standard kW 54 2 64 7 70 9 80 3 94 7 100 120 8 132 9 154 8 To...

Page 14: ...D 455 ZP143KCE TFD 455 Max Amps per Compressor A 14 3 14 3 17 1 17 1 20 1 24 5 Locked Rotor Amps per Compressor A 101 101 128 128 139 146 Oil Refrigerant Oil quantity per compressors OIL58E OIL57E 6 l 1 8 1 8 2 5 2 5 2 5 2 5 Oil quantity OIL58E OIL57E 6 l 3 5 3 5 3 6 5 0 5 0 5 0 5 0 5 0 5 0 5 0 Refrigerant charge per circuit kg 4 33 4 33 7 44 7 44 7 20 7 70 Outdoor Coil Type MCHE Fins Tubes MCHE F...

Page 15: ...g Weight Downflow Without Auxiliary Heat kg 920 1005 980 1089 991 991 Options Extra Weight 4 Hot Water Coil kg 48 48 48 48 48 48 Electric Heater kg 22 22 22 22 22 22 Gas Burner modulating condensing kg 76 76 76 76 90 90 Energy Recovery Module kg 375 375 375 375 375 375 Exhaust Fan kg 24 24 24 24 24 24 Return Roofcurb Down kg 380 380 380 380 380 390 Return Roofcurb Horizontal kg 280 280 280 280 280...

Page 16: ...ZH088 CDS803 VZH088 CDS803 VZH117 CDS803 VZH117 CDS803 VZH117 CDS803 VZH117 Crank Case Heater W 84 84 84 84 84 84 Electrical data of options 2 3 A Locked Rotor Amps per Compressor A Oil Refrigerant Oil quantity per compressors OIL58E OIL57E 6 l 3 8 3 8 4 1 4 1 4 1 4 1 Oil quantity OIL58E OIL57E 6 l 3 8 3 8 4 1 4 1 4 1 4 1 Refrigerant charge per circuit kg 12 12 14 14 14 14 Outdoor Coil Type Fins T...

Page 17: ...kg 22 22 22 22 26 26 Gas Burner modulating condensing kg 76 76 76 76 90 90 Energy Recovery Module kg 375 375 375 375 375 375 Exhaust Fan EC kg 24 24 24 24 24 24 Exhaust Fan AC kg 81 81 81 81 81 81 Return Roofcurb Down kg 380 380 380 380 390 390 Return Roofcurb Horizontal kg 280 280 280 280 290 290 Downflow Adjustable Roofcurb kg 150 150 150 150 150 150 Multidirectional Roofcurb kg 190 190 190 190 ...

Page 18: ...le This section describes the overall flow chart principle for Airfinity Detailed information for a given order is supplied with order package documentation Figure 1 Example of Typical Refrigerant System Schematic Oil Lube Circuit Schematic ...

Page 19: ...d as follows 1 The units are supplied with four lifting points 2 Slings and spreader bar to be provided by rigger and attached to the four lifting points 3 Minimum rated lifting capacity vertical of each sling and spreader bar shall be no less than the unit shipping weight 4 Caution The unit must be lifted with the utmost care Avoid shock load by lifting slowly and evenly 5 Remove slings and sprea...

Page 20: ...the building codes for weight distribution requirements Location and clearances Choose a location that will enable air to circulate freely in the condenser coil and allow air to be discharged above the fans The clearance distances for air circulation and maintenance are indicated in the submittals drawings Placing and rigging The rooftop units are designed to be installed outdoor and must be posit...

Page 21: ...vents corrosion and extends unit lifetime Fresh air hood Foldable for easy transportation and installation Sloped drain pan Non corrosive sloped drain for improved condensate management thus preventing formation of microbial agents that lead to poor air quality Double skin panel Double wall and thick glass wool insulation provided as standard with all units for higher indoor air quality Figure 6 O...

Page 22: ...ure 3 Static drain Attaching horizontal ductwork to unit All conditioned air ductwork should be insulated to minimize heating and cooling duct losses Use minimum of 5cm of insulation with a vapor barrier The outside ductwork must be weather proofed between the unit and the building When attaching ductwork to a horizontal unit provide a flexible watertight connection to prevent noise transmission f...

Page 23: ...pply plug fan airflow adjustment 1 Order write up OWU indicate design airflow supply and design air pressure drop 2 Verify on site supply fan airflow It should match OWU design airflow 3 If on site airflow is different from OWU design airflow the actual supply and design air pressure drop should be different from design values Trane service technician should be mandated to perform air flow adjustm...

Page 24: ...gas supply pressure at the unit s inlet when it is functioning at full capacity It is recommended to install one expansion valve as close as possible to each installed unit The piping must be self supporting before the final branch connection to the unit Allow for a dust trap filter upstream of the connection to the unit Search for gas pipe leaks using tensio active product such as Teepol or 1000 ...

Page 25: ...ed neutral load earthing arrangements WARNING Hazardous Voltage with Capacitor Disconnect all electric power including remote disconnects and discharge all motor start run and AFD Adaptive Frequency TM Drive capacitors before servicing Follow proper lockout tagout procedures to ensure the power cannot be inadvertently energized Any contact with electric components even after the unit has been swit...

Page 26: ... to run with 400V 10 50 Hz 1 3 ph 2 glands are available on each unit to be able to connect the unit to the main supply either from the side or from the bottom CAUTION Be sure that layout of electrical conduit is remote enough from hot components burner electrical heater Figure 14 Supply Power wiring layout to avoid hot areas Example of wiring layout of supply power to avoid hot area CAUTION After...

Page 27: ... 15 20 25 30 35 15 17 19 21 23 25 27 29 31 33 35 Return air temperature C Return air mix temperature C Operating map cooling mode Operating Map Maximum Outdoor Temperature Eurovent 46 C Minimum Outdoor Temperature 15 C Maximum Indoor Coil Entering Temperature 35 C Minimum indoor Coil Entering Temperature 15 C Maximum Outdoor Temperature Eurovent 20 C Minimum Outdoor Temperature 15 C Maximum Indoor...

Page 28: ... temperature C Return air mix temperature C Operating map of an auxiliary heater Operating map of an auxiliary heater Minimum Return Air Mix Temperature 18 C Maximum Return Air Mix Temperature 24 C Minimum Return Air Temperature 10 C Maximum Retrun Air Temperature 26 C Maximum Outdoor Temperature Eurovent 20 C Minimum Outdoor Temperature 20 C Maximum Indoor Coil Entering Temperature 26 C Minimum i...

Page 29: ...tion side flange with corner on the outside Step 3 lift up the hood vertically to insert it Step 4 Caution In case of ERC installation of ERC module has to be made prior to fresh air hood Building Pressurization Control Barometric Relief The barometric relief allows to minimize overpressure in the building caused by the introduction of fresh air This option is typically installed when fresh air in...

Page 30: ...ON Around 50 of airflow can be exhausted depending on the pressure drop in the return air duct The two fans work always together on stage ON OFF Each fan has two speeds which makes 2 configurable speeds by changing the wiring on site The exhaust fan is started when fresh air dampers meet or exceed a preset percentage of fresh air Configured for Return roofcurb ESP 250 PA Figure 17 Exhaust fan Conf...

Page 31: ... avoid water to freeze in the coil Otherwise in order to prevent water from freezing in the coil during unoccupied period or shutdown limited period it is recommended to use ethylene glycol The service of a water treatment specialist is recommended as water used can cause scaling deposits erosion or corrosion Insulate and proceed to heater wire installation on all the water piping likely to be exp...

Page 32: ...xhaust fan filters and dampers heat exchanger rotary wheel The module is shipped separately and connected to the rooftop on jobsite The module is fully controlled and powered by the rooftop itself Free cooling mode is still available Assembly of the module should be done according to the below instructions and with the help of submittal and electrical drawings shipped with the unit Figure 25 Optio...

Page 33: ...RT SVX056D GB 33 Figure 26 Figure 27 Figure 28 Options ...

Page 34: ...RT SVX056D GB 34 Options Figure 29 Figure 30 Figure 31 ...

Page 35: ...RT SVX056D GB 35 Figure 32 Figure 33 Figure 34 Options Electrical wiring of ERM module to the unit ...

Page 36: ...r Hot air coming from the building causes refrigerant evaporation in the exhaust coil Then refrigerant is compressed and conveyed to Recovery coil and mix air is preheated through refrigerant condensation in Recovery coil Figure 37 Cooling mode RETURN AIR EXHAUST AIR FRESH AIR COOLING MODE SUPPLY AIR Exhaust coil Condenser Recovery coil Evaporator Cold air coming form the building causes refrigera...

Page 37: ...to the exhaust section of the unit 5 Handle shaped frame helps positioning of the module 3 Apply sealings to the box frame 6 Position the module on the dedicated support rail 7 Screw the module to the unit 8 Install the Weather hood is mounted once the unit is installed on the roof 9 Plug in the exhaust fans connector through the dedicated hand hole Options Modulating PCH gas valves variable speed...

Page 38: ...s for information For details refer to wiring diagram shipped with the unit Figure 41 Control Hardware Bus ServiceTerminal The service terminal is an option to the customer easily plugged to unit through cable The controller is composed of six different buttons and a graphical display This view of plug and play service and the controller allows personal service to read and modify some parameters o...

Page 39: ...nance In most environments the recommended calibration interval is five years A trained service technician can use a portable CO2 meter to certify sensor calibration If when checking the sensor the reading differs too much from the reference value the sensor can be recalibrated in the field A calibration kit software and calibration gases are required If certified accuracy is required the sensor m...

Page 40: ...AuxHeat2 Conventional Thermostat IDFan Conventional Thermostat Firestat The main module should be configured with the appropriate I O Operation with a conventional thermostat For unit with variable speed controller Mechanical cooling command compressor start and stop use CMP1 input Mechanical heating command compressor start and stop use CMP1 O In both modes the modulation of the compressor speed ...

Page 41: ...ncy Ventilation override Three possible external requests with following priority order 1 Pressurize 2 Purge 3 Exhaust When those override modes are activated heating or cooling are turned OFF If they were ON the emergency stop mode is used Those override modes can be activated through local request or BAS Emergency override command 1 Normal 2 Pressurize 3 Depressurize 4 Purge 5 Shutdown 6 Fire Ta...

Page 42: ... Before start up ensure that all power cables are tightened Verify that the unit airflow rate is adjusted Operating pressures After the unit has operated in cooling mode for a short period of time install pressure gauges on the gauge ports of the discharge and suction line valves Note Always route refrigerant hoses through the port hole provided and ensure that the compressor access panel is in pl...

Page 43: ...3B P PL mbar 20 37 II2E3P LU mbar 20 30 37 50 II2ELL3B P DE mbar 20 20 50 I3P BE mbar 37 I2H LV mbar 20 Premix burner working cycle 1 Heat request signal coming from CH536 2 Burner fan starts to pre wash combustion chamber 3 EV1 and EVP gas valves open to allow gas to feed pilot burner 4 Start up electrode gives ignition sparks on pilot burner 5 EV2 main gas valve opens to gas feed main burner 6 C...

Page 44: ...ristled brush Keep all vegetation away from the condenser coil area Hot water coil option Stop the unit Do not disconnect the main supply to the unit This will permit the anti frost protection to continue to operate and avoid water to freeze up in the coil Service Technician Maintenance Before the cooling season your service technician may examine the following areas of your unit Filters for clean...

Page 45: ...u For further information regarding Trane maintenance agreements please contact your local TRANE sales office RECOMMENDED YEARLY SERVICE ROUTINE FREQUENCIES Year Commissioning 500 1000 hr Visit Annual Maintenance Inspection Visit 1 X X XX 2 X XXX 3 X XXX 4 X XXX 5 X XXX 6 X XXX 7 X XXX 8 X XXX 9 X XXX 10 X XXX 10 Every year 3 Every year This timetable is applicable to units operating in normal con...

Page 46: ...dating 500 1000hr visit Inspection visit Carry out leak test Inspect contacts and tighten terminals Record operating pressures amperages and voltage Check condition of evaporator condenser coils Check operation of machines compare conditions of operation against original commissioning data Carry out flue gas analysis Gas Heating Complete log sheet and review with the operator Annual Maintenance Ch...

Page 47: ...or compressor warranty This Service will provide a 5 years part and labor warranty for the motor compressor only This Service is only available for units covered by a 5 years Maintenance Contract Energy enhancement With Trane Building Advantage you can now explore cost effective ways to optimize the energy efficiency of your existing system and generate immediate savings Energy management solution...

Page 48: ... please visit trane com or tranetechnologies com Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice We are committed to using environmentally conscious print practices 2020Trane RT SVX056D GB November 2020 Supersedes RT SVX056C GB December 2017 Confidential and proprietaryTrane information ...

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