background image

 

 

 

 

100/115 

V07-19.0 

23  Data points AHU 

 

Description

 

R/W

 

Unit

 

Modbus

 

BACnet

 

LON

 

Measured values:

 

 

 

 

 

 

Outdoor- / fresh air temperature

 

R

 

0,1 °C

 

I1

 

OutDoorTemp

 

nvoTemp01 

Supply air temperature

 

R

 

0,1 °C

 

I2

 

SupplyTemp

 

nvoTemp02 

Supply air humidity

 

R

 

0,1 %

 

I6

 

SupplyHumidity

 

nvoHum00 [%] 

Return air temperature

 

R

 

0,1 °C

 

I3

 

ReturnTemp

 

nvoTemp03 

Return air humidity

 

R

 

0,1 %

 

I7

 

ReturnHumidity

 

nvoHum01 [%] 

Room temperature

 

Room unit

 

R

 

0,1 °C

 

I22

 

RoomTemp

 

nvoTemp06 

Saturation temperature

 

R

 

0,1 °C

 

I4

 

SaturationTemp

 

nvoTemp04 

Return air quality CO2

 

R

 

ppm

 

I16

 

ReturnAirQuality

 

nvoPpm00 

Supply airflow rate

 

R32

 

m³/h

 

I17

 

SupplyFlow

 

nvoFlow00 [l/s] 

Return airflow rate

 

R32

 

m³/h

 

I19

 

ReturnFlow

 

nvoFlow01 [l/s] 

Supply air duct pressure

 

R

 

Pa

 

I8

 

SupplyDuctPressure

 

 

Return air duct pressure

 

R

 

Pa

 

I9

 

ReturnDuctPressure

 

 

Actual outdoor enthalpy

 

R

 

0.1 kJ/kg

 

I23

 

Act_OutEnth

 

 

Actual supply enthalpy

 

R

 

0.1 kJ/kg

 

I24

 

Act_SuEnth

 

 

Actual return enthalpy

 

R

 

0.1 kJ/kg

 

I25

 

Act_EhEnth

 

 

Actual room enthalpy

 

R

 

0.1kJ/kg

 

I27

 

Act_RoomEnth

 

 

 

 

 

 

 

 

Operating mode:

 

 

 

 

 

 

Summary of Contents for CCE-Compact Series

Page 1: ...July 2019 AH SVX007A GB Installation Operation Maintenance CCE Compact Air Handling Unit...

Page 2: ...pecific standards as well as local national and international regulations must be observed After completion of the work please give this instruction man ual to the operating staff Please keep the comp...

Page 3: ...HUs 17 3 3 1 Weight specifications of CCE Compact AHUs and additional parts 18 3 3 2 Mounting of crane lugs 18 3 3 3 Lifting of CCE Compact AHU by crane lugs 19 3 4 Further necessary actions for the o...

Page 4: ...ce 52 9 1 Electrical connection control cabinet 52 9 2 Fan motor group 53 9 2 1 Fan 53 9 2 2 Motor 53 9 3 Air filters 53 9 3 1 Panel filters 54 9 3 2 Bag filters 54 9 4 Heat exchangers 54 9 4 1 Medium...

Page 5: ...5 Dehumidification with recirculation damper 74 14 3 6 Dehumidification with damper cooling cooling damper 74 14 3 7 Setpoints 74 14 4 Air quality setpoints 74 14 4 1 Sensor type control procedures 7...

Page 6: ...6 115 V07 19 0 22 2 4 LON 97 22 2 5 Modbus RTU IP controller interfaces 98 23 Data points AHU 100 Figure index 113 Table index 115 Original Instructions...

Page 7: ...pool dehumidification including plate heat exchanger and refrigeration circuit ETA PT heat recovery by plate heat exchanger ETA ACCU heat recovery by accumulator ETA ROT heat recovery by heat wheel ET...

Page 8: ...ns must be agreed in writing Unless otherwise agreed the design of the AHU is for a nominal density of the air of 1 20 kg m Components provided by the customer If it is planned and agreed that TRANE i...

Page 9: ...ll be delivered with the following documentation Instruction and operation manual CCE COM PACT This document is an extract of the com plete instruction and operating manual and in cludes chapters 1 to...

Page 10: ...ions for the proper installation in the building system and in particular in the following chapters described on site work must be carried out for a safe operation Depending on the scope of supply a C...

Page 11: ...nstallation if not supplied by TRANE and connection of thermostats for safety shutdown see chapter 7 4 Electric heaters Siphons Connecting according to chapter 6 2 Drain for condensate and excess wate...

Page 12: ...In addition the dampers must be closed to consequently prevent oxygen supply and fire spread Exposure to harmful substances in case of fire In case of fire some materials can produce harmful substanc...

Page 13: ...and doors equipped with door locks are locked and the keys are removed refer to chapter 5 2 Doors Storage of potential energy in gases and fluids All heat exchangers can be operating up to a maximum p...

Page 14: ...ndard In order to fulfill the requirements of VDI 6022 a tub must be installed in the area of the fresh air in take section depending on the location of the AHU Additionally the entrance of water fog...

Page 15: ...Locally applicable safety and occupational health rules Locally valid accident prevention regulations Locally applicable standards and approved rules of practice All professionals have to recognize a...

Page 16: ...ention narrow parts may tip over after removing the safeguard Secure narrow parts against tipping over Thin sheet metals like roof edges or fins are a source of injury Gloves safety shoes and long wor...

Page 17: ...or the overlifting directly by crane from the truck applies the following chapter 3 3 Lifting of CCE Compact AHUs 3 3 Lifting of CCE Compact AHUs The AHU of the series CCE Compact in basic form is usu...

Page 18: ...required that the weight is equally distributed on all 4 correctly mounted crane lugs If there are more than one AHU part they must be lifted separately type 45 weight in kg type 55 weight in kg type...

Page 19: ...H mm Bolt type Nm 80 M8x20 10 Table 2 Tightening torque for bolts 3 3 3 Lifting of CCE Compact AHU by crane lugs The load effect has to take place uniformly across all four crane lugs The definition...

Page 20: ...erhang ing attachments roofs and the like will not be stressed or damaged Load carrying equipment shall not run over sharp edges and is not allowed to be knotted The load carrying equipment must be se...

Page 21: ...ing is more than 18 months then components must be checked and if necessary replaced Removal of nylon packaging Remove the nylon packaging after delivery and place the AHUs in a dry weather protected...

Page 22: ...teel beams shall be used see Figure 13 bottom right Steel beams constructions must have an appropriate stiffness in relation to the AHU size The foundation must be flat and leveled it may not have fal...

Page 23: ...or the medium exits Cooling processes can cause dehumidification and the associated formation of condensation in the AHU The AHU is then equipped with condensate collecting trays and outlets Neverthe...

Page 24: ...e AHU To avoid freezing of components the customer must ensure that the AHU is protected against weather which could lead to such problems Additionally the customer must take further measures to provi...

Page 25: ...only on the base frame profile Applying sealing material The supplied self adhesive sealing strip Figure 15 must be applied at all section connections be fore assembling see Figure 16 Following secti...

Page 26: ...steel plates under the section The AHU sections can be pulled together with belts which attach on the base frame as shown on Figure 19 and Figure 20 Figure 19 Pulling AHU sections together Figure 20...

Page 27: ...Establishing the screw connection of AHU parts The exact alignment of the AHU parts and pulling together of the AHU parts as close as possible as described in chapter 5 1 1 Actions before the assembly...

Page 28: ...Sikaflex has to be applied instead of the sealing strip across the whole flange of the AHU 5 mm from the inner edge see Figure 31 Immediately thereafter the rele vant delivery sections have to be joi...

Page 29: ...the roof flange 5 1 5 Securing the position of AHUs Floor AHUs must be fixed on the foundation to secure the position A direct coupling see Figure 35 left should be avoided because of structure borne...

Page 30: ...d optionally to the right or to the left Additionally this lock mechanism enables the easy removal of the door panel from the door frame In order to swivel the door to the left proceed as follows 1 Op...

Page 31: ...always both hands firmly for fixing undoing and manipulating of door panels Attention Pressure sided doors represent an increased risk of injury While opening They can firstly adhere due to the pressu...

Page 32: ...f the filters are not included in the scope of delivery of TRANE it must be considered that the used filters fulfills the requirements of VDI 6022 Incorrectly mounted filters can be sucked in by the f...

Page 33: ...gure 46 Figure 46 Lifting the filter bags Attention If different widths of filter are planned for one filter frame with clamp ing mechanism then the order of the insertion has to be according to the f...

Page 34: ...Before connecting the heat exchanger the piping system must be rinsed thoroughly An absolutely stress free connection has to be ensured and the transmission of vibrations and longitudinal expansion be...

Page 35: ...ical force fitting connection STRAUB coupling is recommended Figure 55 This coupling could be included optionally in the scope of delivery from TRANE if not then it must be provided on site In order t...

Page 36: ...e customer 1 All standard heating and cooling heat exchangers counter flow 2 Preheat exchanger if there is a freezing risk and can be requested parallel flow Hydraulic connection schemes of heating or...

Page 37: ...ot be connected to one siphon The water from the siphon must run in a funnel Before starting fill the siphon with water In the case of outdoor AHUs an antifreeze mechanism has to be provided on site T...

Page 38: ...with the below shown design are supplied by TRANE then the following instructions should be observed during installation Depending on the suction side or pressure side mounting position the siphon bod...

Page 39: ...irection of airflow before the fan Figure 64 Suction side execution Siphon on pressure side in direction of airflow after the fan The black plug must be removed for the pressure side installation see...

Page 40: ...tween the device housing and the component of the duct system The aero technical connections must be executed tension and torsion free For example no forces loads are allowed to be transmitted to the...

Page 41: ...1982 5 2592 5 4 2745 3202 5 5 3355 3660 6 3812 5 3965 7 Figure 67 Information on the screw distance 6 3 1 Insulation of fresh air damper Before connecting the duct section the flange of the fresh air...

Page 42: ...protective conductor system The AHU shall be either connected at the base frames or alternatively at the potential compensation that is mounted on the flexible connection by TRANE Furthermore each ele...

Page 43: ...control When using residual current circuit breakers RCDs the supply line must be protected by means of a pulsed current type A or an all current sensitive type B residual current circuit breaker Cab...

Page 44: ...the client to ensure that the above specified requirements according to DIN VDE 0660 and IEC 947 3 are complied with and main switch fulfills a items 7 to 9 b item 10 implementation of emergency stop...

Page 45: ...h a supply air sensor which directly measures and monitors the air temperature generated by the electric heater The control engineering is used to ensure that the heating power of the electric heater...

Page 46: ...cause of low airflow issues Figure 70 Thermostat with cover cap on the reset button Figure 71 Thermostat with uncovered reset button Thermostat 2 Figure 72 Position of the thermostat casing fastened o...

Page 47: ...tection for plate heat exchanger At low temperatures and high air speeds the condensate in the plate heat exchanger can freeze and cause its icing For devices supplied by TRANE with control this is pr...

Page 48: ...an thoroughly the AHU and all components of dust swarf and other debris Remove all loose parts like tools etc and any documentation from the AHU Such parts can be sucked in by the fan and lead to its...

Page 49: ...density is not taken into account The air density must be determined as a function of air temperature air humidity sea level and atmospheric pressure Instead a fixed air density of 1 20 kg m3 is as s...

Page 50: ...rding to the final pressure loss on the technical data sheet These ensure the output of a warning message when the final pressure loss is reached The re sulting maintenance actions are described in ch...

Page 51: ...ough the point of resonance quickly on start up In partial load operation it could be that the operating point may coincide with the resonant range In such situations this operation must be prevented...

Page 52: ...devices to separate the parts com pletely from the power supply Indications of chapter 2 Safety instructions have to be observed Please note that we are not responsible for damage caused by improper...

Page 53: ...king 9 2 2 Motor Check the motor for cleanliness and clean if necessary Measure current consumption which must not exceed the rated current indicated on the name plate 9 3 Air filters To ensure the pe...

Page 54: ...standstill periods we recommend the complete emptying of the heat exchanger At each refill the heat exchanger must be vented properly The manual of the component manufacturer must be read and conside...

Page 55: ...ssary Please make sure that the fins are installed properly and are not bent Pollutants can cause poor performance of the AHU as well as damage due to drop flight 9 4 2 Electric Heater When working on...

Page 56: ...o chapter 9 5 Dampers Attention Heat exchanger must not be damaged mechanically or chemically through clean ing 9 7 2 Heat wheels Check the drive unit according to the manufacturer s instructions In g...

Page 57: ...Ch Cl Dampers X 9 5 Dampers Weather louver Ch Cl Weather louver grid and hood X Energy recovery Ch Cl Plate heat exchanger X 9 7 1 Plate heat exchangers Ch Cl Heat wheel X 9 7 2 Heat wheels Control ca...

Page 58: ...ls and removal of the insulation Loosening of the screw connections Loosening of the rivet connections by drilling the rivets Disassembly of the built in parts Secure slender components against tippin...

Page 59: ...els built in components base frames heat exchangers VZ and VZB sheet metal 170405 Stainless steel 170405 Aluminum 170402 Copper tube 170401 Copper cable Copper cable 170411 Casing insulation Mineral w...

Page 60: ...60 115 V07 19 0 User manual COMPACT V0 03 April 2018 Hotline 39 335 1334212...

Page 61: ...e fan is running Alarm button show alarms see chapter 21 off no alarm red flashing not acknowledged alarm is active red alarms are active ESC button return to the previous menu page cancel a value cha...

Page 62: ...HU more or less lines are displayed 12 3 Password For every entry a password is needed except language selection the current access level is dis played in the left top corner No key level 253 no chang...

Page 63: ...ds the active position will switch back to the next lower For better orientation this is illustrated by an arrow above the number Thus large numerical ranges are adjusted quickly 0m3 h 5000m3 h 2500m3...

Page 64: ...temp min 16 0 C Supply temp max 35 0 C Saturation temp 14 0 C Summer compensation 0 0 C Heat set 16 0 C Cool set 35 0 C Controlled temp 0 0 C Figure 86 Value not adjustable 13 Main start page The main...

Page 65: ...the above list Config has the highest and Scheduler the lowest priority Appears in the display then there is no re quest active display BMS and room unit have the state Auto the scheduler is not activ...

Page 66: ...djusted as desired overpressure supply air flow return airflow or a negative pressure supply airflow return airflow The setting is made in m h The last 2 lines show the current setpoints for the fan c...

Page 67: ...int is set at commis sioning separately for supply and return air and is equal for economy and comfort mode This is visi ble but can be changed only by service personnel The current air flow rate is a...

Page 68: ...tback air quality and humidity control can be found in the chapters night setback 14 5 Night setback air quality control 14 4 1 3 Fan speed and humidity control 14 4 1 1 CO2 sensor 14 2 Temperature se...

Page 69: ...or comfort mode 20 C Cool Eco Cooling setpoint for economy mode 24 C Cool Comfort Cooling setpoint for comfort mode 22 C Table 11 Setpoints for cascade temperature control Supply air The supply air te...

Page 70: ...oom sensor is used as control variable The adjustable offset at the room unit affects the heating cooling setpoints This control strategy is only available if a room unit or a room sensor is present a...

Page 71: ...wed to exceed the limits if the supply air control is active the supply air temperature is limited by separately adjustable controller if the return air control and room control are active Setpoint De...

Page 72: ...ints and the current control variable are displayed which vary depending on the control strategy Temperature setpoints 1 6 Supply temp min 16 0 C Supply temp max 35 0 C Summer compensation 0 0 C Contr...

Page 73: ...lly the humidification and dehumidification is controlled via the return air humidity Thus the desired room humidity is kept within specified limits the room humidity should be between 40 and 60 14 3...

Page 74: ...the opposite 14 3 7 Setpoints The setpoints for humidification and dehumidification are entered separately for economy and com fort mode If no humidifier is selected then no humidification setpoints...

Page 75: ...800 1000 ppm Room with moderate air quality 1000 1400 ppm Room with low air quality 1400 ppm Table 20 Room air quality Recirculation damper For the control of the air quality by means of a recirculat...

Page 76: ...setback mode the rooms shall be cooled with cool outdoor air to save cooling energy the next day The AHU is operated with the separately adjusted airflow rate speed or duct pressure The recovery syste...

Page 77: ...rt Auto with Auto the operating mode is determined by the room unit Room unit Request from room unit Off Eco Comfort Auto with Auto the operating mode is determined by the scheduler Scheduler Request...

Page 78: ...rately for each day of the week can be entered A program for exception days can be entered additionally e g for events Each weekday can have 6 switching points i e the operating mode can be changed up...

Page 79: ...Time 1st entry time 07 00 Mode 1st entry operating mode Comfort 2 Time 2nd entry time 18 00 Mode 2nd entry operating mode Off 3 Time 3rd entry time Mode 3rd entry operating mode 4 Time 4th entry time...

Page 80: ...ay evening from 20 00 to 22 00 then the setting has to be performed as followed Setting Description Default 1 Time 1st entry time 20 00 Mode 1st entry operating mode Comfort 2 Time 2nd entry time 22 0...

Page 81: ...t date 2nd entry day choice date 2nd entry first day choice range End date 2nd entry last day choice range Weekday 2nd entry weekday choice WDay Choice 10 10th entry activation and type of entry Start...

Page 82: ...on period Calendar fix off Set the calendar for AHU fix off Passive Table 27 Settings display page operating mode scheduler 16 Room unit If a room unit is connected then depending on the enabling stat...

Page 83: ...ve Each 30s temperature offset and overtime rest time becomes visible Figure 100 Room unit 17 Alarm state The display page does not display the individual alarms but which alarm classes are active Ind...

Page 84: ...el 5 without login the password entry appears immediately The setting of values is only possible after login The login is indicated by a key symbol in the top left corner A login is possible from any...

Page 85: ...ol panel the AHU does not start anyway but only after the alarm has been acknowledged The Alarm button shows the state of the alarms and is used to call up the alarm pages Alarm button Description Off...

Page 86: ...able operation of the AHU e g sensor failure Maintain C Warning message the AHU is not switched off Usually shows no failure but only the need to check a component of the AHU e g dirty filter 21 2 Ala...

Page 87: ...19 Compressor 1 FeedBack Return humidity UnderRange Return temp No Sensor Compressor 1 FeedBack Return humidity UnderRange Return temp NoSensor Figure 106 Alarm history Again the detail page can be ca...

Page 88: ...he alarm lists 21 5 Alarm index The following table shows possible error messages which consist of a text for the part of the AHU and a text for the alarm alarm type itself Message Description Alarm c...

Page 89: ...duct pressure sensor is broken AHU stops Call the service engineer for the replacement of the sensor Danger Return duct press The return air duct pressure sensor is broken AHU stops Call the service e...

Page 90: ...Danger Supply fan feedback No feedback from the supply fan inverter check the inverter and read failure message on the Inverter Danger Return fan feedback No feedback from the return fan inverter chec...

Page 91: ...V07 19 0 91 115 Alarm type Description LowLimit Measured value lower than the low limit e g temperature too low Table 34 Alarm type...

Page 92: ...92 115 V07 19 0 Data point list COMPACT V0 06 April 2018 Hotline 39 335 1334212...

Page 93: ...red from any menu by long pressing the Ok button alternatively the menu item All Settings Password handling can be selected 22 2 Configuration of communication interfaces The communication with a high...

Page 94: ...ddress setting 1 Baud rate Baud rate setting 9600 1200 2400 4800 9600 19200 Baud Stop bits Number of stop bits Two One 1 stop bit Two 2 stop bits Parity Parity setting None None No parity Even Even pa...

Page 95: ...communication error Passive No communication error Active Communication error BACnet Configuration of the BACnet side Device name Device name setting POL904_ Device ID Device ID setting 4194303 Addres...

Page 96: ...ure Display communication error Passive No communication error Active Communikation error BACnet Configuration of the BACnet side Device name Device name setting POL908_ Device ID Device ID setting 41...

Page 97: ...ce ID Display device ID Module Display module information Diagnostics Display diagnostic information from the module Use default Active Set back to the default settings Table 39 BACnet IP configuratio...

Page 98: ...to BMS is not possible The configuration is carried out in the menu Configuration Communication controller Parameter Value Description IP Config TCP Port 502 IP Display IP address of controller Mask...

Page 99: ...9600 19200 38400 Baud Parity Parity setpoint None None No parity Even Even parity Odd Odd parity Stop bits Adjustment quantity of stop bits 1 1 1 Stop bit 2 2 Stop bit Response delay Adjustment delay...

Page 100: ...m unit R 0 1 C I22 RoomTemp nvoTemp06 Saturation temperature R 0 1 C I4 SaturationTemp nvoTemp04 Return air quality CO2 R ppm I16 ReturnAirQuality nvoPpm00 Supply airflow rate R32 m h I17 SupplyFlow n...

Page 101: ...voOpMode Current AHU state operating mode source 0 No request off 1 Start 2 Configuration changed 3 Command from HMI 4 Command from BMS 5 Command from room unit 6 Command from scheduler R 0 6 H6 Opmod...

Page 102: ...ow rate for Comfort mode 1 R32 W32 m h H12 Set_SupplyFlowCmf nviPress_Flow01 Supply airflow rate for Night Setback mode 1 R32 W32 m h H18 Set_SupplyFlowNht nviPress_Flow04 Return airflow rate for Eco...

Page 103: ...Eco Return fan speed for Comfort mode 2 R W 0 1 H16 Set_ReturnSpeedCmf Return fan speed for Night Setback mode 2 R W 0 1 H20 Set_ReturnSpeedNht Maximum supply fan speed from air quality control 2 R W...

Page 104: ...QAirMax Maximum return duct pressure from air quality control 3 R W Pa H24 Set_ReturnPressQAirMax Maximum supply duct pressure from dehumidification 3 R W Pa H30 Set_SupplyPressDeHumMax Maximum return...

Page 105: ...cupied_cool Night Setback setpoint Return air or room temperature R W 0 1 C H59 Set_NightPurge Release temperature Night cooling Release Outdoortemp value R W 0 1 C H112 Set_MinOutTempNight Summer com...

Page 106: ...n control always valid R W 0 1 H72 Set_CircDmpMaxFreshAir Recirculation damper 0 closed 1 open R 0 1 H38 CircDmp_DO Heating Cooling battery actual request value R 0 1 H76 H CBatt_ActReq Heating Coolin...

Page 107: ...68 HRec_StartupTime Heat recovery Release request pump R W 0 1 H65 HRec_PumpOnVal Heat recovery Shut down request pump R W 0 1 H66 HRec_PumpOffVal Cooling battery 1 valve position R 0 1 H105 CoolBatt1...

Page 108: ...ality control R W 0 1 H169 Set_MinFreshAirQCtrl Maximum fresh air damper position for air quality control R W 0 1 H170 Set_MaxFreshAirQCtrl Air quality control request value R 0 1 H78 Act_AirQCtrlVal...

Page 109: ...Flow SupplyDuctPressure ReturnDuctPressure ReturnAirQuality RoomTemp SupplyHumidity ReturnHumidity nvoAlarm Bit 0 15 AHU alarms 0 Supply fresh air filter 1 1 Return air filter 1 2 Thermostat electric...

Page 110: ...ware error from expansion module 1 7 Communication error with room uni R I304 AHU_UnitAlm AHU_Alarmclass0 AHU_Alarmclass1 AHU_Alarmclass2 AHU_Alarmclass3 Alm_Controller Alm_AHUModule1 Alm_RUCom nvoAla...

Page 111: ...difier 8 Humidifier filling valve 9 Humidifier draining valve 10 Fresh Exhaust damper 11 AHU Run 12 AHU Alarm 13 AHU Warning 14 Cool Heating mode 15 Winter Summer mode R I310 AHU_OutSta1 SupplyFan_Sta...

Page 112: ...e setpint valid with stage control 5 Bit number 16Bit Unsigned Integer 16Bit the single bits are states alarms 0 Bit 0 1 Bit 1 R32 W32 Double Integer 32 Bit MSW LSW Register I Read Input Register FC4...

Page 113: ...exagon bolt with locknut M8x20 27 Figure 26 Connection angle 27 Figure 27 Connection via connection angle 27 Figure 28 Bolt connection base frame 28 Figure 29 Bolt connection angles 28 Figure 30 Seali...

Page 114: ...ve 51 Figure 75 extract filter section of technical data 53 Figure 76 Warning message filter 54 Figure 77 Cleaning of air coolers 55 Figure 78 Sound data information 57 Figure 79 Lifting with chain ho...

Page 115: ...setpoints 77 Table 24 Scheduler settings day 79 Table 25 Scheduler setting exception program 80 Table 26 Calendar setting AHU off 81 Table 27 Settings display page operating mode scheduler 82 Table 2...

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