Condair SH2
Contents
1. 24V Rest Res2 Level max level min PS Connector to CPU 24V Temp signal yellow Front panel a ti Humidification D WS NI R green Cond signal Electrode small S1 connecting box Reserve Output km fu N UV Lamp Drain Valve Inlet Valve Stage 3 Stage 2 Stage 1 Pump large connecting box B1 B2 B3 B4 Humidistat or thermostat set jumper to 24 V Ventilator interlock safety chain Conductivity measuring Option Potential free contact to trigger a Drain cycle or a Drain cycle with box cleaning Fuse 6 3 A slow acting Voltage supply control unit Fuse 1 A slow acting Relay 230 V Fuse 630 mA slow acting Step valves Fuse 200 mA fast acting Analog entry Fuse 6 3 A slow acting Pump Fuse 10 A slow acting Voltage supply Remote operating and fault indication Option Cable bridge must be removed if B2 is not connected Main contactor with resettable protective motor switch Pump Level switch min level Level switch operating level Unit switch Inlet valve Drain valve Service switch min contact opening 3 mm or plug connection installation mandatory 45 4 4 6 Wiring diagram Condair SH2 REflow SC B4 i Clean Trg 12. The installation of the UV lamp follows the reverse dismantling order CAUTION When installing the UV lamp make sure to hold the lamp until it is completely inserted Under no circumstances let the lamp fall inside the holder since this could damage the lamp Resetting the maintenance indication When maintenance work has been completed the maintenance indication must be reset on the unit models flow SC REflow C and REflow SC yellow LED lights For that purpose please observe the information given in the separate operating instructions for the SH2 control unit 53 54 7 Malfunctions 7 1 Importanti Most operational malfunctions are not caused by faulty equipment but rather by improper installation or disregarding of planning guidelines Therefore a complete fault diagnosis always in volves a thorough examination of the entire system Malfunction list Malfunction Cause Remedy Residual water in the section of the duct behind downstream the Condair SH2 Humiditv Cooling demand present however the Condair SH2 does not humidifv Air velocity above the humidifi cation boxes is too high Units without mist eliminator max 3 5 m s Units with a 100 mm mist eliminator max 4 5 m s with a 200 mm mist eliminator max 5 5 m s Install mist eliminator or reduce air velocity in the duct Water drain is leaking Shut off valve in the water supply line closed Check se
3. Drain valve WH lt gt Water filter thw Pressure reducing valve yi Conductivity option Upper level 4 Inputs Lower level Outputs il Control unit SH2 Drain funnel building side T Siphon building side be Stop valve PARA nee eee een Display a f Supply valve Water supply Error P errrees Drain valve 2 10 bar ki H Humidification Jo MEK N seb Circulation pump t 63 Signal On Off humidistat Remote indication On Error Maintenance and Humidification Functional description The water tub is filled up to a preset upper level via the level controlled supply valve When the water level in the tub drops below a certain limit the level controlled supply valve opens until the upper limit is reached again The REflow C model provides On Off control by means of the SH2 control unit and an external On Off humidistat In case of a humidification cooling request one two or all three step valves open depending on the request The water flows via the manually adjustable volume controlling valves to the distribution pipes above the humidification boxes The distribution pipes evenly supply the water to the entire surface of the humidification boxes where it flows down and humidifies the air flowing through the humidification boxes The excess water not used for humidification flows to the water tub To prevent accumulation o
4. N Water connection unit accessory fl Drain line with constant down slope Water filter L Siphon building side height 3 l i adjusted to the duct pressure ia BIN I Open funnel building side Shut off valve Water supply 2 10 bar 5 45 C Model flow C Water connection unit accessory lt gt Water filter j Cd Pressure reducing valve 1 L Shut off valve Water supplv 2 10 bar pee ee 5 45 C Drain line with constant down slope Siphon building side height adjusted to the duct pressure Open funnel building side T 38 Model flow SC installation mandatory Water connection uni standard delivery Water filter Siphon building side height d adjusted to the duct pressure Pressure reducing valve Ew Open funnel building side T add iad pn Drain line with constant down slope Shut off valve lob Sete ete See eee eee eee eee eo ee shock Water supply 2 10 bar 5 45 C Model REflow R 3 4 Water connection unit accessory lt gt Water filter at Pressure reducing valve Shut off valve Water supply Insert drain hose at least 2 10 bar 20 30 mm into the opening a 5 45 C silet T a Drain line with constant down slope Siphon building side height adjusted to the duct pressure Open funnel build
5. adjustable manually Water tub Open drain outside diameter 48 mm Water hoses Trickling hoods with distribution pipes Humidification boxes Mist eliminator for air soeed above humidification boxes gt 3 5 m s Control unit RC 3 4 2 System overview model flow C Volume controlling valves adjustable manually Humidification boxes Supply valve Water tub Open drain Output Supply valve il Water connection unit accessory gt Water filter TA A l tw Pressure reducing valve i 1 Control unit RC Siphon building side Humidistat 230V 2A Drain funnel building side T Shut off valve L1 N PE Potential free contact 230 V Water supply 2 10 bar Functional description The flow C model provides On Off control by means of the RC control unit and an external On Off humidistat In case of a humidification cooling request the supply valve opens and the water flows via the pressure reducing valve accessory the water filter accessory and the manually adjustable volume controlling valves to the distribution pipes above the humidification boxes The distribution pipes evenly supply the water to the entire surface of the humidification boxes where it flows down and humidifies the air flowing through the humidification boxes The excess water not used for humidification flows to the water tub and then directly to the drai
6. i e Demand black L l ae blue fee white black S 2 green white small S1 22 L connecting gt EY gt gt SSN RYE box 92 QIES FBR4EAR Reserve 6s ofS SEZE 3 Output H BE F4 7S 200mAF Mi a N N UV Lamp Drain Valve Connector Inlet Valve to CPU N FI Stage 3 6 3AT Stage 2 e F3 Stage 1 i l U N 630mAT i aza d L e F2 Pum a eA Our T T 1 4 i lt Modul B a s3 l 4 8 eu TT 2y y5 l i large connecting box Service Unit On I R IN S SI IR Humidification BE Uni Error cross section 1 5 mm B1 Active controller or humidity sensor B2 Ventilator interlock safety chain Temp sgnal Q B3 Conductivity measuring Option green F6 B4 Potential free contact to trigger a Drain cycle or a Drain cycle Cona signar with box cleaning white i PEL1N FI Fuse 6 3 A slow acting Voltage supplv control unit l ili F2 Fuse 1 A slow acting Relay 230 V F3 Fuse 630 mA slow acting Step valves F4 Fuse 200 mA fast acting Analog entry dii F5 Fuse 6 3 A slow acting Pump F6 Fuse 10 A slow acting Voltage supply H Remote operating and fault indication Option J Cable bridge
7. 1 8 2 Taking out of service If the Condair SH2 must be replaced or if the humidification system is not needed any more pro ceed as follows 1 Take the unit out of operation as described in chapter 5 4 2 Have the unit and all other system components if necessary unmounted by a qualified service technician Disposal Recycling Dismantled components must be disposed of and or recycled according to the local regulations In case of doubt please contact your Condair supplier 9 Product specifications 57 9 1 Technical data Condair SH2 models flow flow C flow SC REflow REflow C REflow SC Control Control RC Control SH2 Control SH2 Control SH2 Control supplv voltage 230 VAC 230 VAC 230 VAC 230 VAC 50 60 Hz 50 60 Hz 50 60 Hz 50 60 Hz Circulation pump supplv voltage 230 VAC 50 60 Hz Control signals potential free 0 5 VDC potential free 0 5 VDC contact of an 1 5 VDC contact of an 1 5 VDC external 0 10 VDC external 0 10 VDC humidistat 2 10 VDC humidistat 2 10 VDC thermostat 0 16 VDC thermostat 0 16 VDC 3 2 16 VDC 3 2 16 VDC 0 20 mA 0 20 mA 4 20 mA 4 20 mA Control characteristics On Off On Off Step control On Off On Off Step control Control accuracy Control accuracy depends on air conditions control distance water quality and probably on the number of On Off cycles Max admissible air speed above humi
8. 3x25 2 Fix the cross beam B the threads in the vertical surface of the cross beam must be on the side of the tub drain to the water tub using two hexagon socket screws M6x12 and washers 3 Screw lens head screws M4x10 approx two turns into each threaded hole of the cross beam Hang up the stop sheet C on the screws then tighten the screws 26 Ball f P No f i q Q e e kl D A U 4 ely e 4 Carefully mount the left D and the right vertical support E onto the threaded bolts of the water tub then fix each support with four nuts M6 and washers do not overtighten the nuts Carefully mount the vertical intermediate support s F number depending on the unit size onto the threaded bolts of the water tub then fix each support with two nuts M6 and washers to the water tub do not overtighten the nuts and with a hexagon socket screw M6x12 and a washer to the cross beam 27 28 6 Fix the front bracket G to each vertical support using two hexagon socket screws M6x12 and washers 7 The air gap between the outermost supports and the duct walls as well as between the front bracket and the duct ceiling must be sealed using angle sheets made of stainless steel not included in the delivery or EPDM sealing profile accessory N
9. be waterproof Important An air filter must be installed at the air inlet of the humidification unit The filter must meet the quality standards F7 EU7 or better In case of low ambient temperature the duct must be insulated to prevent the moist air from condensing inside the duct 24 4 2 2 If the system is equipped with a heater make sure it is at least 0 5 m away from the humidifica tion unit If silencers are mounted in the airconditioning units make sure to locate the humidification unit at a minimum distance of 3 m before or after the silencers In order to avoid drops seeping over the humidification boxes an even air flow over the full cross section of the humidification unit must be guaranteed If necessary rectifiers or perforated plates must be installed on the building side before the humidifier If the air velocity above the humidification boxes exceeds 3 5 m s mist eliminator must be in stalled The effective height of the siphon in the drain line depends on the duct pressure Correct dimen sioning of the siphon is the customer s responsibility Mounting process 1 Fix the four mounting brackets A to the water tub using four screws M6x12 and washers for each bracket Align the water tub to the centre of the duct then use the spirit level to adjust the water tub to the duct lengthwise and crosswise When adjusted fix the mounting brackets to the duct wall using four self tapping screws 6
10. the UV lamp must be re placed Electric installation Check all cables and components for correct fastening correct function and defects Let have defective components be replaced or loose components be fastened by a qualified specialist 51 52 6 4 6 4 1 Dismantling and installation works Dismantle and install the mist eliminator and humidification boxes 1 Undo the hose clamps then pull off the hoses from the connections on the trickling hoods 2 Lift the trickling hoods on the water connection side and remove them to the front 3 Starting from the top remove the mist eliminator boxes push box upwards and remove it to the front 4 Release the fixing clip in the middle of the mounting bracket by pressing slightly on the vertical support then carefully push the mounting bracket upwards and remove it Repeat this step for all mounting brackets 5 Starting from the top remove the humidification boxes push box upwards and remove it to the front The installation of the cleaned or the new humidification boxes mist eliminator boxes follows the reverse dismantling order 6 4 2 6 5 Dismantle and install the UV lamp option 1 Undo the union nut then carefully pull off the con nection plug upwards 2 Carefully pull the UV lamp out of the socket and remove it to the top 3 Remove glass tube to the top Clean glass tube outside and inside with a lint free and soft cloth
11. white T Jew 2S ofS 3z ujiEz Resene f a OS G56 FO F Output PS ae el F4 g 200mAF L N N UV Lamp Drain Valve Connector Inlet Valve to CPU L N F1 Stage 3 6 3AT Stage 2 F3 Stage 1 LINLIN EN 630mAT aozaot vy 4 528855 oj Pump pa zoazan pocgeed A j 1 4 A wa Modul B ki i 2 J 3 i 2 Bl PT 2V y5 l 1 Connecting box x J Error Q Q Q IN I Q i Service d ir Humidification J Unit On IS IS Ha pik PEL1N BI B2 B4 F2 F3 F4 F6 PS S3 Y2 Y3 Y5 cross section 1 5 mm Active controller or humidity sensor Ventilator interlock safety chain Potential free contact to trigger a Drain cycle or a Drain cycle with box cleaning Fuse 6 3 A slow acting Voltage supply control unit Fuse 1 A slow acting Relay 230 V Fuse 630 mA slow acting Step valves Fuse 200 mA fast acting Analog entry Fuse 10 A slow acting Voltage supply Remote operating and fault indication Option Cable bridge must be removed if B2 is not connected Pressure switch Unit switch Rinsing valve Step valves Service switch min contact opening 3 mm or plug connection installation mandatory UV lamp for water sterilisation Option 4 4 5 Me Clean Trg 1 e Demand Wiring diagram Condair SH2 REflow C green brown white black k blue ka black 2
12. 20 mA Functional description The flow SC model provides multistep control by means of the SH2 control unit and the step valves 1 2 or 3 step valves depending on the humidifier capacity The SH2 control unit for wall mounting processes analog sensor control signals and uses them to control the step valves This allows multistep control 1 to 3 steps depending on the humidifier capacity which improves control accuracy compared to the flow model In case of a humidification cooling request one two or all three step valves open depending on the request The water flows via the manually adjustable volume controlling valves to the distribution pipes above the humidification boxes The distribution pipes evenly supply the water to the entire surface of the humidification boxes where it flows down and humidifies the air flowing through the humidification boxes The excess water not used for humidification flows to the water tub and then directly to the drain If the flow SC model is equipped with the optional UV water treatment installed in the water supply the water is continuously degerminated during the humidification process 15 3 6 3 6 1 Model REflow Construction model REflow Water connection on unit R 3 4 outside thread Level controlled supply valve Circulation pump Volume controlling valves adjustable manually Overflow Drain Shut off valve Drain valv
13. Condair SH2 Installation and operating instructions Adiabatic Humidifiers For a better climate condair NwA Contents 3 1 3 2 3 3 3 3 1 3 3 2 3 4 3 4 1 3 4 2 3 5 3 5 1 3 5 2 3 6 3 6 1 3 6 2 3 7 3 7 1 3 7 2 3 8 3 8 1 3 8 2 3 8 3 9 4 2 4 2 1 4 2 2 4 3 4 3 1 4 3 2 44 4 4 1 4 4 2 4 4 3 4 4 4 4 4 5 4 4 6 Introduction To the very beginning Notes on the installation and operating instructions For your safety Product overview Model overview Product designation Model flow Construction model flow System overview model flow Model flow C Construction model flow C System overview model flow C Model flow SC Construction Model flow SC System overview model flow SC Model REflow Construction model REflow System overview model REflow Model REflow C Construction model REflow C System overview model REflow C Model REflow SC Construction model REflow SC System overview model REflow SC Standard delivery Storing Transport Packaging Installation Important notes on the mounting and installation work Unit mounting Note on locating the unit Mounting process Water installation Overviews water installation Notes on water installation Electric installation Leading the electric cables out of the duct Mounting the control unit SH2 Wiring diagram Condair SH2 flow C Wir
14. al water drain Open shut off valve Models REflow Circulation pump defective Replace circulation pump Maximum humidification cool ing capacity is not reached System incorrectly dimensioned insufficient capacity Contact your Condair supplier Insufficient water supply capacity Check water supply increase water pressure Models with SH2 control unit Out put limitation active Deactivate output limitation see separate operating instructions for SH2 control unit Note On units equipped with a SH2 control unit flow SC REflow C and REflow SC malfunctions dur ing operation are indicated by a corresponding event message in the display For that purpose please observe the information given in the separate operating instructions for the SH2 control unit 7 2 Notes on fault elimination A In order to eliminate faults the Condair SH2 must be set out of operation as described in chapter 5 4 Disconnect the unit from the mains and secure the unit against DANGER inadvertent power up Only allow trained and qualified personnel to repair faults Faults relating to electrical installation must only be carried out by authorized personnel or your Condair representative s service technician Repair work and replacement of faulty components must only be carried out by your Condair rep resentative s service technician 55 56 Taking out of service Disposal 8
15. ccording to the information given in chapter 6 Maintenance The cleaning works must be carried out correctly and the humidification boxes and the mist eliminator boxes must be replaced after their prescribed lifetime has elapsed Behaviour in case of danger If it is suspected that safe operation is no longer possible then the Condair SH2 should immedi ately be shut down and secured against accidental power up according to chapter 5 4 This can be the case under the following circumstances if the Condair SH2 is damaged if the Condair SH2 is no longer operating correctly if connections and or piping are not sealed if electrical cables are defective All persons working with the Condair SH2 must report any alterations to the unit that may affect safety to the owner without delay Prohibited modifications to the unit No modifications must be undertaken on the Condair SH2 without the express written consent of Axair Ltd For the replacement of defective components use exclusively original accessories and spare parts available from your Condair supplier Product overview 3 1 3 2 Model overview The Condair SH2 is available in the two base versions flow with direct water system and REflow with circulating water system The following base models are available Condair SH2 flow Condair SH2 flow C with control unit RC and On Off control Condair SH2 flow SC with control unit SH2 and step control Condai
16. d one two or all three step valves open depending on the request The water flows via the manually adjustable volume controlling valves to the distribution pipes above the humidification boxes The distribution pipes evenly supply the water to the entire surface of the humidification boxes where it flows down and humidifies the air flowing through the humidification boxes The excess water not used for humidification flows to the water tub 21 22 3 8 3 9 To prevent accumulation of mineral residues and the formation of germs in the water tub the tub is completely drained periodically Interval or time controlled Additionally further hygiene functions can be activated Operation dependent draining of the water tub conductivity or fill cycle controlled as well as cleaning and drying of the humidification boxes If the REflow SC model is equipped with the optional UV water treatment a particular amount of water is led to the UV water treatment unit where it is degerminated Standard delivery The standard delivery includes Adiabatic air humidifier Condair SH2 according type designation delivered apart equipped with options according delivery note Ordered accessories with operating instructions packed separately Installation and operating instructions this document Operating instructions control unit SH2 models with control unit SH2 only Spare parts list Storing Transport Packaging Sto
17. dification boxes 3 5 m s 4 5 m s with 100 mm mist eliminator 5 5 m s with 200 mm mist eliminator Water supply R 3 4 outside thread Water drain 48 mm outside diameter of tube Admissible water supply pressure 10 bar 2 10 bar 2 10 bar 2 10 bar 2 10 bar 2 10 bar Admissible water temperature 5 45 C Water quality Tap water softened or fully deminera lised water with a max of 100 cfu ml Pressure drop ypically 70 Pa at 2 5 m s 90 rh Admissible ambient temperature Control unit 1 40 C 140 C 1 40 C 1 40 C Admissible ambient humidity Control unit max 75 rh max 75 rh max 75 9orh max 75 rh Degree of protection of Control unit IP54 IP54 IP54 IP54 Degree of protection of pump valves etc IP54 IP65 IP54 IP65 P54 IP65 IP54 IP65 IP54 IP65 Conformitv CE marking Fire classification of humidification medium DIN EN 53438 Class F1 Accessories Supply valve 230 V e S S S Water connection unit e e S e e Duct humidistat HBC e e e Room humidistat HSC e e e Duct humidity sensor continuous EGH 110 e e Room humiditv sensor continuous EGH 130 e e Remote indication PCB e e e On Error Maintenance Humidification EPDM sealing profile 300 3 e e e e e e Options UV water treatment e D
18. e option 9 Water tub 10 Drain line 11 Water hoses 12 Trickling hoods with distribution pipes 13 Humidification boxes 14 Mist eliminator for air speed above humidification boxes gt 3 5 m s ONoOaRWDN 3 6 2 System overview model REflow Volume controlling valves adjustable manually Humidification boxes Circulation pump Level controlled supply valve Overflow Water tub oe ee Water connection unit accessory Drain valve optioni my ting side H Water filter Control Via humidistat switching the circulation pump on or off depending on humidification request Siphon building side Draining Draining is done continuously via the volume controlling valve to the very right Drain funnel building side VI Shut off valve Furthermore the water tub can be drained via the optional drain valve control to be supplied bv customer 1 1 Tr B PA A a a 2 4 2 5 a lt A G Water supplv 2 10 bar Functional description The water tub is filled up to a preset upper level via the level controlled supply valve When the water level in the tub drops below a certain limit the level controlled supplv valve opens until the upper limit is reached again In case of a humidification cooling request the circulation pump starts and supplies the water via the manuallv adjustable volume controlling valves to the distribution pipes above the humidificati
19. er 48 mm Water hoses Trickling hoods with distribution pipes Humidification boxes Mist eliminator for air soeed above humidification boxes gt 3 5 m s 3 3 2 System overview model flow Volume controlling valves adjustable manually Humidification boxes Water tub Supply valve accessory REE pen drain ii Water connection unit accessory L Water filter Fil Pressure reducing valve 1 i A Siphon building side Drain funnel building side T Shut off valve Control via humidistat that actuates the supply valve depending on the humidification requests Water supply 2 10 bar Functional description In case of a humidification cooling request the supply valve accessory opens and the water flows via the pressure reducing valve accessory the water filter accessory and the manually adjustable volume controlling valves to the distribution pipes above the humidification boxes The distribution pipes evenly supply the water to the entire surface of the humidification boxes where it flows down and humidifies the air flowing through the humidification boxes The excess water not used for humidification flows to the water tub and then directly to the drain 11 3 4 3 4 1 Model flow C Construction model flow C OMAN DOOABRWDN gt Water connection on unit R 3 4 outside thread Volume controlling valves
20. eration as described in chapter 5 4 and secure the unit against inadvertent power up In addition the take ventilation system out of operation as described in the operations instructions of the ventilation system and secure the ventilation system against inadvertent powerup The Condair SH2 must be maintained in the prescribed intervals the cleaning work must be carried out correctly and the humidification boxes and the mist eliminator boxes must be replaced after their prescribed lifetime has elapsed A If the unit is insufficient maintained ill making germs mav grow in the water tub and the humidification boxes and the mist eliminator of the Condair SH2 WARNING and may can affect the air passing through the humidifier 50 6 2 6 3 Maintenance intervals In order to maintain operational safety the Condair SH2 must be maintained in regular intervals The time interval for the maintenance is to be adapted to the operating conditions The hygiene status depends mainly on the quality of the humidifier water but also on the adherence to the exchange intervals of the upstream air filter the air velocity and the micro biological and chemical composi tion of the supply air Therefore the maintenance intervals must be determined for each system separately The first maintenance must be carried out after 800 operating hours Depending on the encountered hygiene status during the first maintenance the interval time must be decrea
21. ettings Adjust the volume controlling valves After first time commissioning of the Condair SH2 the volume controlling valves must be adjusted to the local operating conditions according to the separate instructions 48 5 3 5 4 Notes on operation During operation of the Condair SH2 the humidification system has to be inspected weekly On this occasion check the following e the water for any leakage e the humidifier and the other system components for correct fixing and any damage e the electric installation for any damage e Unit models with control unit SH2 Check operating information in display level and whether or not a warning or error message is present If the inspection reveals any irregularities e g leakage error indication or any damaged components take the Condair SH2 out of operation as described in chapter 5 4 Then have the malfunction be eliminated or the damaged component be replaced by a well trained specialist or a service techni cian from your Condair supplier Taking out of operation In order to take the Condair SH2 out of operation e g to perform maintenance works to eliminate a malfunction etc perform the following steps 1 Close the shut off valve in the water supply line 2 Models REflow REflow C and REflow SC empty the water tub Model REflow Open the shut off valve in the water drain line If the water tub is empty close the shut off valve again Models REflow C and RE
22. f mineral residues and the formation of germs in the water tub the tub is completely drained periodically interval or time controlled Additionally further hygiene functions can be activated Operation dependent draining of the water tub conductivity or fill cycle controlled as well as cleaning and drying of the humidification boxes 19 20 3 8 3 8 1 Model REflow SC Construction model REflow SC ONoaRWDN ea a EE EN es aoBRWN OO Water connection on unit R 3 4 outside thread Level controlled supply valve Circulation pump Overflow Drain Drain valve Step valves 1 to 3 Volume controlling valves adjustable manually Water tub Water hoses Trickling hoods with distribution pipes Humidification boxes Mist eliminator for air speed above humidification boxes 23 5 m s UV water treatment option Control unit SH2 System overview model REflow SC UV water treatment option Volume controlling valves Humidification boxes adjustable manually Conductivity monitor ing option Level controlled supply valve J Step valves 1 3 Limit switch upper level Circulation pump Overflow Upperlevel 9 msemmi nin Water tub A tS Lower level Tal lower level ee lane Water connection unit accessory Drain valve O4 4 lt gt Water filter thw Pressure reducing val
23. flow SC Start manual draining see operating instructions of the control unit SH2 and wait until the water tub is empty 3 Models flow SC REflow C and REflow SC switch off control unit Important If the unit has to be switched off because of a malfunction please note the code of the actual error message 4 Isolate all components of the Condair SH2 from the mains and secure system against ac cidentally being reconnected to the mains 5 If work has to be carried out on the Condair SH2 switch off the ventilation system and secure the system against accidentally being switched on Note if the Condair SH2 is not be used for a longer period of time the models flow flow C and RE flow should be taken out of operation as described above However the models flow SC REflow C and REflow SC should stay operable to keep the hygiene functions active 49 Maintenance 6 1 Important notes on maintenance Qualification of personnel All maintenance work must be carried out only by well qualified and trained personnel authorised by the owner lt is the owner s responsibility to verify proper qualification of the personnel General note The instructions and details for maintenance work must be followed and upheld Only the maintenance work described in this documentation may be carried out Only use original Condair spare parts to replace faulty parts Safety Before carrying out any maintenance work take the Condair SH2 out of op
24. ier collection of residual water If residual water is present Check air velocity above the humidification boxes without mist elimina tor max 3 5 m s with mist eliminator max 4 5 m s or 5 5 m s respectively Mount mist eliminator if necessary Clean duct with a combined detergent and disinfectant Hydraulic unit Check connections and components for sealing and correct fastening Seal replace leaky components replace defective components fasten loose components Carefully clean the components of the hydraulic unit with a combined detergent and disinfectant Water installation Check water the water hoses of the humidifier for cracks and correct fastening replace defective hoses Carefully clean the hoses with a combined detergent and dis infectant Check water supply line for sealing and seal if necessary Dis mantle water filter if present and clean it Trickling hood Drain line with Siphon Dismantle the trickling hoods and check the holes in the water distribution pipes for mineral deposit If necessary dismantle the water distribution pipes and remove the mineral deposit Clean trickling hood and water distribution pipes with a combined detergent and disinfectant Check and clean with a combined detergent and disinfectant if necessary UV water treatment Option Dismantle the UV lamp Carefully clean glass tube and UV lamp see chapter 6 4 2 After max of 8000 operating hours
25. ing diagram Condair SH2 flow SC Wiring diagram Condair SH2 REflow C Wiring diagram Condair SH2 REflow SC Say eo ae es is Sis aes G Do heat ii O00 NTN ODD ORB UNN COCO CO CO C RO NN oO N N N N 23 5 1 5 2 5 3 5 4 6 1 6 2 6 3 6 4 6 4 1 6 4 2 6 5 7 1 7 2 8 1 8 2 9 1 9 2 Operation Putting into operation Adjust the volume controlling valves Notes on operation Taking out of operation Maintenance Important notes on maintenance Maintenance intervals Maintenance work Dismantling and installation works Dismantle and install the mist eliminator and humidification boxes Dismantle and install the UV lamp option Resetting the maintenance indication Malfunctions Malfunction list Notes on fault elimination Taking out of service Disposal Taking out of service Disposal Recycling Product specifications Technical data Unit dimensions 47 47 47 48 48 49 49 50 50 52 52 53 53 54 54 55 56 56 56 57 5 58 Introduction 1 1 1 2 To the very beginning We thank you for having purchased the Adiabatic Air Humidifier Condair SH2 The adiabatic air humidifier Condair SH2 incorporates the latest technical advances and meets all recognized safety standards Nevertheless improper use of the adiabatic air humidifier Condair SH2 may result in danger to the user or third parties and or impairment of material assets To ensure a safe proper and economical
26. ing side T 39 Models REflow C and REflow SC Water connection unit accessory gt l lt gt Water filter d i Pressure reducing valve 1 1 Shut off valve Water supplv 2 10 bar Drain line with constant down slope 5 45 C Siphon building side height adjusted to the duct pressure Open funnel building side T 40 4 3 2 Notes on water installation Water supply The water supply is to be carried out according to the figure found in chapter 4 3 1 and the applicable local regulations for water installations The indicated connection specifications must be observed The installation of the shut off valve pressure reducing valve and a water filter should be made as close as possible to the unit Notes on water quality For the water supply of the Condair SH2 use exclusively untreated drinking water fully demineralised water or partly softened water with a max of 100 cfu ml The use of additives such as corrosion inhibitors disinfectants etc is not allowed since these additives may endanger health and affect proper operation If the Condair SH2 shall be operated with softened water please contact your Condair sup plier Theconnectionmaterialmustbe pressure proofandcertifiedforuseindrinkingwatersupplysystems Important Before connecting the water line to the unit the line must be flushed thoroughly The thread at the humidifie
27. must be removed if B2 is not connected K Main contactor with resettable protective motor switch M Pump S1 Level switch min level S2 Level switch operating level 53 Unit switch VI Inlet valve V2 Drain valve Y3 Y5 Step valves Q Service switch min contact opening 3 mm or plug connection installation mandatory V UV lamp for water sterilisation Option 47 Operation 5 1 5 2 Putting into operation Proceed as follows when putting the Condair SH2 into operation 1 Examine the Condair SH2 and installation for possible damage Damaged devices or devices with damaged installation may present danger to N human life or cause severe damage to material assets Damaged units and or units with damaged or faultv installation must not be operated DANGERI 2 Models flow C flow SC REflow REflow C and REflow SC Make sure the connecting box es and the control unit are closed and that all cables are lead through cable glands 3 Open the shut off valve in the water supply line 4 Switch on the service switch in the mains supply 5 Models flow SC REflow C and REflow SC switch on the control unit SH2 the unit switch lights up Note regarding the operation of the control unit SH2 please observe the information given in the separate operating instructions to the control unit SH2 6 Check the settings of the humidistat thermostat or the humidity controller respectively If neces sary adjust s
28. n 13 3 5 3 5 1 a Model flow SC Construction Model flow SC OOONDAKRWDN Water connection on unit R 3 4 outside thread Volume controlling valves adjustable manually Step valves 1 to 3 Water tub Open drain outside diameter 48 mm Water hoses Trickling hoods with distribution pipes Humidification boxes Mist eliminator for air soeed above humidification boxes gt 3 5 m s UV water treatment option Control unit SH2 3 5 2 System overview model flow SC UV water treatment option Volume controlling valves Humidification boxes adjustable manually Minimum pressure switch HZ Rinsing valve Step valves 1 3 Water tub il Water connection unit Open drain standard delivery installation mandatory Water filter Inputs Minimum pressure eeeee Outputs 1 H Siphon building side Drain funnel building side 4 Shut off valve Display xill8E J Step valves 1 3 Pressure reducing valve Control unit SH2 Water supply Error o H P 2 10 bar OEPS Humidification o eh g jp B UV water treatment 4 H L v8 vc Control sensor signal analog y 0 5 VDC 1 5 VDC 0 10 VDC 2 10 VDC 0 16 VDC 3 2 16 VDC Remote indication On Error Maintenance and Humidification 0 20 mA 4
29. on boxes The distribution pipes evenly supply the water to the entire surface of the humidification boxes where it flows down and humidifies the air flowing through the humidification boxes The excess water not used for humidification flows to the water tub and is fed back to the circulation pump To prevent accumulation of mineral residues in the water tub a limited amount of water is continu ously drained via a manually adjustable volume controlling valve and replaced with fresh water 17 3 7 3 7 1 Model REflow C Construction model REflow C ONoOaRWDN eer WN 0 Oo 10 Water connection on unit R 3 4 outside thread Level controlled supply valve Circulation pump Overflow Drain Drain valve Volume controlling valves adjustable manually Water tub Water hoses Trickling hoods with distribution pipes Humidification boxes Mist eliminator for air soeed above humidification boxes gt 3 5 m s Control unit SH2 3 7 2 System overview model REflow C Volume controlling valves Humidification boxes adjustable manually Conductivity monitoring option Level controlled supply valve KAN Limit switch upper level Circulation pump Overflow Upperlevel 9 moomomenenmnnnenoneq Water tub gg te pg DA Lower level Re eg Limit switch lower level ee jen Water connection unit accessory
30. operation of the adiabatic air humidifier Condair SH2 please observe and comply with all information and safety instructions contained in the present installation and operating instructions as well as in the separate documentations of the components installed in the humidification system If you have questions which are not or insufficiently answered in this documentation please contact your Condair supplier They will be glad to assist you Notes on the installation and operating instructions Limitation The subject of these installation and operating instructions is the adiabatic air humidifier Condair SH2 The various accessories are only described insofar as this is necessary for proper operation of the equipment Further information on accessories can be obtained in the respective instructions These installation and operating instructions are restricted to the installation commissioning op eration servicing and trouble shooting of the adiabatic air humidifier Condair SH2 and is meant for well trained personnel being sufficiently qualified for their respective work The installation and operating instructions are supplemented by various separate items of documenta tion spare parts list manuals for accessories etc Where necessary appropriate cross references are made to these publications in the installation and operating instructions Symbols used in this manual The catchword CAUTION designates notes in this installa
31. ote The figure above shows the sealing with EPDM sealing profiles which are fixed to the duct and to the supports and the front bracket with self tapping screws 6 3x25 29 30 8 Fix hydraulic unit to the water tub and the cross beam using four hexagon socket screws M6x12 and washers Important Remove the closing plug H from the circulation pump inlet before mounting the hydraulic units REflow REflow C or REflow SC flow flow C REflow C Howse REflow SC 60 mm remains 50 mm Important Insert the hose at least 20 30 mm into the opening 9 Assemble the drains according to the corresponding figure above the drains can be assembled for draining to the right or to the left and fix it to the connector s of the water tub Fasten all hose clamps 2 clamps per hose 31 32 10 Starting from the bottom install the humidification boxes in each row Hook the mounting clips of the boxes into the corresponding openings of the supports then push the humidification box downwards until it comes to a stop Note arrangement of the humidification boxes according to the installation drawing included in the delivery Only for units with mist eliminator Hook the mounting brackets into corresponding openings of the vertical supports then push the brackets downwards until it come
32. p plier is considered as not conforming with the intended purpose and may lead to the Condair SH2 becoming dangerous Operation of the equipment in the intended manner requires that all the information in these instructions are observed in particular the safety instructions Danger that may arise from the unit Some components of the Condair SH2 are mains powered A DANGER One may get in touch with live parts when the control unit or the distribu tion boxes are open Touching live parts may cause severe injury or danger to life Prevention Before carrying out any work set the Condair SH2 out of operation as de scribed in chapter 5 4 switch off the unit disconnect it from the mains and stop the water supply and secure the unit against inadvertent power up The UV lamp used in the water treatment unit option emits harmful UV C rays A WARNINGI If the UV lamp is operated outside the housing the emitted UV C ravs mav damage the eves lasting Prevention Never operate the UV lamp outside the housing Badly maintained humidifiers can endanger the health A WARNING If the unit is insufficient maintained ill making germs may grow in the water tub and the humidification boxes and the mist eliminator of the Condair SH2 and may can affect the air passing through the humidifier Prevention The Condair SH2 must be cleaned in the prescribed intervals a
33. r SH2 REflow Condair SH2 REflow C with control unit SH2 and On Off control Condair SH2 REflow SC with control unit SH2 and step control All base models can be extended in their functions by different options In addition there are different accessories available for all models Product designation The product designation and the most important unit data are found on the rating plate Type designation Serial number Month Year Axair AG 8808 mi Supply voltage SH2 REflow SC XXXXXXX 03 07 230V 1 750 60Hz 270 VA Humidification capacity Befeuchtungsleistung 150 0 kg h REflow SC 300 1800 20001150 Admissible water supply pressure CE Certificates Type key Power consumption Fliessdruck 1 10 bar max 45 C pe Made in Switzerland Type key Model Example Condair SH2 REflow SC 300 1800 2000 0 150 flow flow C flow SC REflow REflow C REflow SC Depth of humidification box 200 mm 300 mm Order code width W Order code height H Mist eliminator No mist eliminator 0 Mist eliminator 100 mm 1 Mist eliminator 200 mm 2 Humidification capacity in kg h according layout 3 3 3 3 1 Model flow Construction model flow ONOaORWDN Water connection on unit R 3 4 outside thread Volume controlling valves adjustable manually Water tub Open drain outside diamet
34. r connection is made of plastic To avoid overtightening l CAUTION the union nut of the water pipe must be tightened by hand only Water drain The water drain is to be carried out according to the figure found in chapter 4 3 1 and the applicable local regulations for water installations The indicated connection specifications must be observed Make sure the drain line is installed with a constant down slope to the siphon of the building Make sure the drain pipe is correctly fixed and easily accessible for inspections and cleaning pur poses The minimum inside diameter of the drain pipe of 42 mm must be maintained throughout the entire length When operating the Condair SH2 with fully demineralised water Fully demineralised water is aggressive For this reason use exclusively plastic or stainless steel installation materials min DIN 1 4301 4 4 4 4 1 41 Electric installation Note the electric installation of the unit models Condair SH2 flow and REflow is by the clients responsibility Leading the electric cables out of the duct G 1 Lead the cable s of the connecting boxe s via cable gland s A out of the duct 2 Models REflow C and REflow SC Connect plug B of the supply cable to the connector of the drain valve and secure it with the screw 42 4 4 2 Mounting the control unit SH2 The electronic components inside the con
35. rain valve 230 V e S S Conductivity monitoring e e S Standard equipment 58 9 2 Unit dimensions UH 730 3130 mm graduation 150 mm UW 660 3060 mm graduation 200 mm UD Max humidification Depth Depth Depth UD efficiency Humidification box Mist eliminator 85 90 200 mm 573mm 85 90 200 mm 100mm 573 mm 85 200 mm 200 mm 673 mm 95 300 mm 673 mm 95 90 300 mm 100 mm 673 mm 95 96 300 mm 200 mm 773 mm Axair Ltd 2007 Printed in Switzerland Technical modifications reserved 2529324 EN 0705 Consulting Sales and Service N G 209 SGS For a better climate Reg No 40002 2 Manufacturer f m Axair Ltd L A CH 8808 Pf ffikon Switzerland Talstr 35 37 PO Box g Telephone 41 55 416 6111 Fax 41 55 416 62 62 Internet http www axair ch E Mail info axair ch a WMH Compa ny
36. ring Store the unit and unit components in a protected area meeting the following requirements room temperature 1 40 C room humidity 10 75 9orh Transport For optimum protection always transport the unit and the unit components in the original packag ing The weight of the unit components depends on the unit model To transport bigger unit components always ask a second person for assistance Packaging Keep the original packaging of the Condair SH2 for later use In case you wish to dispose of the packaging observe the local regulations on waste disposal Never dispose of the packaging to the environment 23 Installation 4 1 4 2 4 2 1 Important notes on the mounting and installation work Qualification of personnel All mounting and installation work must be carried out only by well qualified personnel authorised by the owner It is the owner s responsibility to verify proper qualification of the personnel General note Strictly observe and comply with all information given in the present installation and operat ing instructions regarding the mounting of the unit and the installation of water and electricity Observe and comply with all local regulations dealing with water and electrical installations Safety The electrical installation for the unit models flow C flow SC REflow C and REflow SC requires the removal of the control unit cover Please note the following Danger of elec
37. rves the right to fully exploit commercial patent rights For your safety General Every person working with the Condair SH2 must have read and understood the installation and operating instructions before carrying out any work Knowing and understanding the contents of the installation and operating instructions is a basic requirement for protecting the personnel against any kind of danger to prevent faulty operation and to operate the unit safely and correctly All ideograms signs and markings applied to the unit must be observed and kept in readable state Qualification of personnel All work installation operating servicing etc described in these installation and operating instruc tions may only be carried out by specialist who are well trained and adequately qualified and are authorized by the customer For safety and warranty reasons any action beyond the scope of this manual must be carried out only by qualified personnel authorised by Axair Ltd It is assumed that all persons working with the Condair SH2 are familiar and comply with the ap propriate regulations on work safety and the prevention of accidents Intended use The adiabatic air humidifier cooler Condair SH2 are intended exclusively for air humidification air cooling in air ducts or monoblocs within the specified operating conditions see chapter 9 Prod uct specifications Any other type of application without the written consent of your Condair su
38. s to a stop if necessary use a rubber mallet Note arrangement of the mounting brackets according to the detail figures above and the instal lation drawing included in the delivery 33 34 12 Only for units with mist eliminator Starting from the bottom install the mist eliminator in each row Hook the mounting clips of the mist eliminator into the corresponding openings of the mounting brackets then push the mist eliminator downwards until it comes to a stop Note arrangement of the mist eliminator according to the installation drawing included in the delivery 13 Mounting the trickling hoods Push the two tongues on the back side of the trickling hood under neath the frame sheet of the humidification box see detail above then flap the trickling hood downwards The two brackets on the front side of the trickling hood must engage in the frame see detail above of the humidification box Note arrangement of the trickling hoods according to the installation drawing included in the delivery 35 36 14 Connect water hoses to the connectors on the trickling hoods and the volume controlling valves and fix them with the hose clamps Note arrangement of the water hoses according to the installation drawing included in the de livery 37 4 3 Water installation 4 3 1 Overviews water installation Model flow Supply valve accessory
39. sed or increased In any case the Condair SH2 is to be maintained however at least twice annually On units equipped with a SH2 control unit flow SC REflow C and REflow SC the maintenance interval can be programmed As soon as the maintenance time has elapsed a maintenance mes sage is displayed to draw your attention to the pending maintenance To determine the maintenance interval time the above described procedure can be used Maintenance work Component Work to be carried out Humidification boxes and Dismantle and check the humidification boxes and mist elimi mist eliminator boxes nator boxes Clean the frame of the boxes with a combined detergent and disinfectant If the humidifier fleece is heavily soiled the humidification boxes have to be replaced Note If the humidification boxes indicate strong dust deposit the air filter of the ventilation system is to be controlled filter quality at least F7 or EU7 Water tub Check water tub for soiling dust slime mineral deposit etc and clean with a combined detergent and disinfectant Note the actual hygiene status indicates whether the mainte nance interval time must be decreased or increased Frame structure Check screw connections of the frame structure tight loose screw connections Clean frame structure with a combined detergent and disinfectant Duct section downstream of Check the duct section behind the humidifier downstream for the humidif
40. tion and operating in CAUTION structions that if neglected may cause damage and or malfunction of the unit or other material assets A The catchword WARNING used in conjunction with the general caution symbol designates safetv and danger notes in this installation and operating instructions WARNINGI that if neglected mav cause to injurv to persons A The catchword DANGER used in conjunction with the general caution symbol designates safetv and danger notes in this installation and operating instructions DANGERI that if neglected mav lead to severe injurv or even death of persons Safekeeping Please safeguard these installation and operating instructions in a safe place where thev can be immediately accessed If the equipment changes hands the documentation must be passed on to the new operator If the documentation gets mislaid please contact your Condair supplier Language versions These installation and operating instructions are available in various languages Please contact your Condair supplier for information Copyright protection The present installation and operating instructions is protected under the Copyright Act Passing on and reproduction of the manual or part thereof as well as exploitation and communication of the contents are prohibited without written permission by Axair Ltd Violation of copyright terms is subject to legal prosecution and arises liability for indemnification Axair Ltd rese
41. trical shock You may get in touch with live parts when the con N trol unit is open The control unit must be connected to the mains oniv after all mounting and installation work has been completed and the control unit DANGERI cover has been relocated properly The electronic components inside the control unit are very sensitive to electrostatic CAUTION discharge When the unit is open for installation work appropriate measures must be taken to protect these components against damage caused by electrostatic discharge ESD protection Unit mounting Note on locating the unit Usually the design and dimensioning of the ventilation duct monobloc as well as the location of the Condair SH2 inside the duct are determined recorded and set compulsory when planning the entire system Prior to installation however make sure the following criteria have been taken into consideration For operation with fully demineralised water Fully demineralised water is aggressive For this reason all components located close to the humidification unit duct monobloc fastening mate rial drain pipe etc must be made of corrosion proof steel minimum requirements according to DIN 1 4301 or plastic For installation and maintenance of the humidification unit a viewing window and a sufficiently large maintenance door must be available in the duct monobloc Inthe area of the humidification unit the ventilation duct monobloc must
42. trol unit are very sensitive to electrostatic discharge When the unit is open for installation work appropriate measures must be taken to protect these components against damage caused by electrostatic discharge ESD protection CAUTION Unlock and swivel up the transparent cover then unlock the two hinges see detail A and re move the cover Mm Undo the 6 screws then carefully lift the control unit cover and disconnect the cables on the electronic 3 Break out the 4 oblong holes in the bottom of the unit housing and fix the control unit to the wall using 4 screws gt Connect the cables from the connecting box es the voltage supply etc to the corresponding terminals in the control unit according the appropriate wiring diagram see chapter 4 4 3 4 4 4 4 4 5 and 4 4 6 Important all cables must be lead into the control unit via the cable glands in the housing 43 4 4 3 Wiring diagram Condair SH2 flow C feedezezezztdia Humidistat or thermostat 230V 2A Fuse 2 A slow acting voltage supply Inlet valve Service switch min contact opening 3 mm or plug connection installation mandatory 44 4 4 4 be Clean Trg 1 e Demand brown white Wiring diagram Condair SH2 flow SC brown tas og Hil
43. ve 1 yi Conductivity option Upper level Inputs Lower level 24 Siphon building side en dia re a a Outputs Li Li 4 TNN Control unit SH2 Drain funnel building side Stop valve p Step valves 1 3 Display a p UV water treatment Water supply 2 10 bar Error Ajo uP Supply valve Humidification o sespes i ea pesse B gt Drain valve H p Circulation pump L a Control sensor signal analog y 0 5 VDC 1 5 VDC 0 10 VDC 2 10 VDC 0 16 VDC 3 2 16 VDC Remote indication On Error Maintenance and Humidification 0 20 mA 4 20 mA Functional description The water tub is filled up to a preset upper level via the level controlled supply valve When the water level in the tub drops below a certain limit the level controlled supply valve opens until the upper limit is reached again The REflow SC model provides multistep control by means of the SH2 control unit and the step valves 1 2 or 3 step valves depending on the humidifier capacity The SH2 control unit for wall mounting processes analog sensor control signals and uses them to control the step valves This allows multistep control 1 to 3 steps depending on the humidifier capacity which improves control accuracy compared to the REflow model In case of a humidification cooling request the circulation pump starts an
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