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INDUSTRIAL DEHUMIDIFIERS

HDA

SERIES

MTEC.6400.GB-F-1 Operation and maintenance manual HDA series English Rev. F 02-2021

Multiple instructions: 

&RQVXOWWKHVSHFL¿FSDUW

Read and understand 
the instructions before 
undertaking any work on 
the unit

RET

AIN FOR FUTURE REFERENCE

Incorporated in this document are the following:
•  Declaration of conformity
•  Technical manual
•  Dimensional drawing

TECHNICAL MANUAL

Original instructions

Summary of Contents for HDA 100

Page 1: ...F 02 2021 Multiple instructions RQVXOW WKH VSHFL F SDUW Read and understand the instructions before undertaking any work on the unit RETAIN FOR FUTURE REFERENCE Incorporated in this document are the following Declaration of conformity Technical manual Dimensional drawing TECHNICAL MANUAL Original instructions ...

Page 2: ... regarding the use of its products 526 6 S IROORZV D SROLF RI FRQWLQXRXV SURGXFW GHYHORSPHQW DQG LPSURYHPHQW DQG UHVHUYHV WKH ULJKW WR PRGLI VSHFL FDWLRQV HTXL pment and instructions regarding use and maintenance at any time without notice Declaration of conformity We declare under our own responsibility that the below equipment complies in all parts with the CEE and EN directives 7KH GHFODUDWLRQ ...

Page 3: ...nt used 2 6 First Aid Measures 3 TECHNICAL CHARACTERISTICS 3 1 Unit description 3 2 Accessories 3 3 Technical data 3 4 Operation limits 3 5 Sound data 3 6 Safety devices 4 INSTALLATION 4 1 General safety guidelines and and use of symbols 4 2 Health and safety Considerations 4 3 Personal protective equipment 4 4 Inspection 4 5 Storage 4 6 Unpacking 4 7 Lifting and handling 4 8 Location and minimum ...

Page 4: ... signal silencing 6 6 Display during alarm 6 7 Alarm reset 7 MAINTENANCE OF THE UNIT 7 1 General warnings 7 2 Drive access 7 3 Scheduled maintenance 7 4 Periodical checks 7 5 Refrigerant circuit repair 8 DECOMMISSIONING 8 1 Disconnect the unit 8 2 Disposal recovery and recycling 8 3 RAEE Directive only UE 9 DIAGNOSIS AND TROUBLESHOOTING DXOW QGLQJ 10 DIMENSIONAL DRAWINGS ...

Page 5: ...ese instructions are intended to provide the information required for the selection installation use and maintenance of the unit They have been prepared in accordance with the European Union laws and with the technical standards in force at the date of issue of the instructions The instructions contain all the necessary information to prevent any reasonably foreseeable misuse The manual must be ke...

Page 6: ...ce with iee regulations Low pressure safety valve Poisoning severe burns High evaporating pres sure causing a refgrig erant discharge during maintenance Carefully check the evaporating pressure dur ing the maintenance operations Use all personal protective equipment required by the law PPE must also protect against gas leaks from the safety valve The outlet of these valves is di rected to avoid ca...

Page 7: ...black graphic symbol added to a yellow triangle with black edges indicates danger ACTION REQUIRED A white symbol inserted in a blue circle indicates an action that must be done to avoid a risk 7KH JUDSKLF V PERO ZDUQLQJ LV TXDOL HG ZLWK DGGLWLRQDO VDIHW LQIRUPDWLRQ WH W RU RWKHU V PEROV Safety symbols combined in accordance with ISO 3864 2 1 7 General Description of Symbols Used Safety symbols com...

Page 8: ...ture that could create risks SHARP SURFACES The symbol indicates components or parts that could cause stab wounds EARTH CONNECTION 7KH V PERO LGHQWL HV DUWKLQJ FRQQHFWLRQ SRLQWV LQ WKH XQLW READ AND UNDERSTAND THE INSTRUCTIONS Read and understand the instructions of the machine before any operations RECOVER OR RECYCLE MATERIAL 1 8 Safety symbols used The unit is not suitable for operations in envi...

Page 9: ...emperatura di progetto Design temperature Peso a vuoto Weight Temperatura di progetto Design temperature CO2 Equivalente CO2 Equivalente Data di fabbricazione Manifacture date PS F A C S I M I L E A C A C F A S I M S I M L E 1 15 ton ar 5 a cy RESSIONE SURE SIDE CO2 Equivale CO2 Equiv Via E Mattei 20 35028 Piove di Sacco PD Italy 39 049 9731022 info hidros it www hidros eu MTEC 6400 GB F 1 Operati...

Page 10: ...s EC no 2037 200 of 29 June 2000 Discharges into the atmosphere of this product does not cause a long term contamination Wear protective clothing and gloves protect your eyes and face 5HIULJHUDQW KDQGOLQJ Users and maintenance personnel must be adequately informed about the possible risks of handling potentially toxic substances Failure to follow such instructions can cause damage to personnel or ...

Page 11: ...rson away from the source of exposure keep him her warm and let him her rest Administer oxygen if necessary Attempt DUWL FLDO UHVSLUDWLRQ LI EUHDWKLQJ KDV VWRSSHG RU VKRZV VLQJV RI VWRSSLQJ I WKH KHDUW VWRSV SHUIRUP H WHUQDO KHDUW PDVVDJH 6HHN PHGLFDO assistance In case of contact with skin wash immediately with lukewarm water Thaw tissue using water Remove contaminated clothing Clothing may stick...

Page 12: ...r Condensers DQG HYDSRUDWRUV DUH PDGH RI FRSSHU SLSHV DQG DOXPLQLXP QV All evaporators are painted with epoxy powders to prevent corrosion problem due to their use in aggressive environments The diameter of WKH FRSSHU SLSHV LV DQG WKH WKLFNQHVV RI WKH DOXPLQLXP QV LV PP 7KH WXEHV DUH PHFKDQLFDOO H SDQGHG LQWR WKH DOXPLQLXP QV to improve the heat exchange factor The geometry of these heat exchanger...

Page 13: ... The fan wheel and the scroll are made from hot galvanised thick sheet metal painted with polyurethane powders to ensure the best resistance DJDLQVW DJJUHVVLYH HQYLURQPHQWV 7KH HOHFWULF PRWRU LV D KLJK HI FLHQF EUXVKOHVV W SH ZLWK H WHUQDO URWRU WR JXDUDQWHH DQ LGHDO FRROLQJ of the windings and the absence of power lost due to pulleys and belt transmission The fan is statically and dynamically bal...

Page 14: ...ces are referred to the following conditions 1 Sound Power level according to ISO 961 fan with available static pressure 50 Pa 6RXQG SUHVVXUH OHYHO PHDVXUHG DW PW IURP WKH XQLW LQ IUHH HOG FRQGLWLRQV DFFRUGLQJ WR 62 IDQ ZLWK DYDLODEOH VWDWLF SUHVVXUH 3D 3 3 Technical data Moisture removed at 30 C 80 Moisture removed at 30 C 60 Moisture removed at 27 C 60 Moisture removed at 20 C 60 Moisture remove...

Page 15: ...0 HDA 200 m3 h m3 h m3 h m3 h Pa Pa Pa Pa 075 100 150 200 LJK VSHHG kW 0 20 0 25 0 42 0 44 A 0 90 1 04 2 05 2 15 B Medium speed kW 0 19 0 22 0 34 0 35 A 0 85 1 00 1 65 1 72 C Low speed kW 0 18 0 21 0 33 A 0 80 0 92 1 6 MTEC 6400 GB F 1 Operation and maintenance manual HDA series English HDA QGXVWULDO GHKXPLGL HUV Input power Input current Input power Input current Input power Input current 3 3 1 A...

Page 16: ...DA 150 HDA 200 075 100 150 200 kW A kW A kW A kW A A 0 13 0 60 0 24 1 00 0 32 1 40 0 40 1 70 B 0 07 0 40 0 08 0 40 0 14 0 07 0 21 0 90 C 0 15 0 70 0 26 1 10 0 37 1 60 0 44 1 90 D 0 12 0 50 0 15 0 60 0 22 0 90 0 30 1 30 E 0 07 0 40 0 09 0 40 0 16 0 70 0 22 0 90 F 0 14 0 60 0 25 1 10 0 37 1 60 0 48 2 00 MTEC 6400 GB F 1 Operation and maintenance manual HDA series English HDA QGXVWULDO GHKXPLGL HUV 3...

Page 17: ...ry low fan speed could result in malfunction or even damage to the unit It is recommended to move a single micro switch for each operating speed The displacement of two or more micro switches may generate incorrect power supply voltages with malfunction or damage to the unit DQ VSHHG VHWWLQJ V1 Minimum speed V8 Maximum speed 3 3 3 Supply fan Microswitches Only with VECE OO XQLWV HTXLSSHG ZLWK IDQV...

Page 18: ...outside the limits reported If there is the necessity to operate in GLIIHUHQW FRQGLWLRQV SOHDVH FRQWDFW RXU WHFKQLFDO RI FH The units are designed to operate within false ceiling and or heated technical room The units are NOT suitable for outdoor installations and or technical room w o heat attics rooms communicating with the outside as it may form condensation on the walls and inside the unit cab...

Page 19: ... discharge compressor pressure is higher than the set value The restart is automatic done when the pressure is under the level set in the differential value 3 6 2 Defrost sensor It s a device which signals to the electronic control the necessity to make the defrost cycle Once the defrost cycle is activated the defrost sensor also determines termination HIURVWLQJ 7KH IURVW RQ WKH FRLO REVWUXFWV WKH...

Page 20: ...t insert any objects into moving parts HQHUDO VDIHW JXLGHOLQHV DQG DQG XVH RI V PEROV When operating and maintaining the unit use the following personal protective equipment listed below as required by law Protective footwear Eye protection Protective gloves Respiratory protection Hearing protection 4 2 Health and safety Considerations 4 3 Personal protective equipment The workplace must be kept c...

Page 21: ...ull written report is required for cases of severe damage 6WRUDJH Units should be stored under cover and ideally should remain in their packaging The tools that are supplied for opening the electrics box should be formally transferred to the person responsible for the plant 8QSDFNLQJ It is advisable to leave packaged units during handling and remove it before the installation The packaging must be...

Page 22: ...ion site should be chosen in accordance with EN 378 1 and 378 3 standards When choosing the installation site all risks caused by accidental refrigerant leakage should be taken into consideration RQGHQVDWH GUDLQLQJ FRQQHFWLRQV Condensate GUDLQLQJ VKRXOG EH GRQH XVLQJ WKH ÀH LEOH UXEEHU SLSH DERXW PW ORQJ 2Q WKH FRQGHQVDWH GLVFKDUJH SLSH LW PXVW EH installed a syphon with a minimum height equal to ...

Page 23: ...GXVWULDO GHKXPLGL HUV RZ WR UHPRYH ÀOWHU ZLWK DFFHVVRU 5 Q FDVH WKH XQLW LV VXSSOLHG ZLWK 5 IUDPH IRU GXFWHG LQVWDOODWLRQ VOLGH RII WKH DLU OWHU DV VKRZQ EHORZ RZ WR UHPRYH ÀOWHUV RZ WR UHPRYH ÀOWHUV LQ VWDQGDUG FRQÀJXUDWLRQ 5HPRYH WKH LQJ PHWDOOLF IUDPH DQG VOLGH RII WKH DLU OWHU DV VKRZQ EHORZ ...

Page 24: ...be plugged in and connected to a system with MODBUS protocol This system allows you to remotely monitor all parameters of the unit and change their YDOXHV 7KH VHULDO LQWHUIDFH ERDUG LV QRUPDOO WWHG DW WKH IDFWRU ZKHUH LW LV SURYLGHG VHSDUDWHO LV QHFHVVDU WR UHVSHFW WKH SRODULW RI WKH wiring as shown in the diagram Any reversal of polarity will result in the non functioning unit The supervision con...

Page 25: ...ise it is necessary that the air speed inside ducts would never exceed 4 m sec With crossing KLJK VSHHG LW JUHDWO UHGXFHV WKH GHKXPLGL FDWLRQ FDSDFLW RI WKH XQLW DQG LQFUHDVHV WKH ULVN RI GUDJJLQJ RI ZDWHU FRQGHQVDWLRQ LQ WKH DLU GXFWV ZLWK D SRWHQWLDO GDPDJH WR WKH IXUQLWXUH DQG RU ÀRRULQJ LU GXFW LQJ DW WKH VXSSO DQG UHWXUQ SRUWV W LV DOZD V UHFRPPHQGHG WR XVH D ÀH LEOH FRQQHFWLRQ EHWZHHQ WKH XQ...

Page 26: ...PXVW EH LQVWDOOHG LQ WKH URRP WR EH WUHDWHG DW P DERYH WKH ÀRRU ZDOO PRXQWHG LQ D position such as not receive external irradiations or air drafts It should be noted that the values in the numbered scale identify the desired URRP UHODWLYH KXPLGLW The humidistat is supplied separately For connection please refer to the wiring diagram supplied along with the unit DQ SRVLWLRQLQJ In all units the supp...

Page 27: ...iagram enclosed with the unit The cable section must be commensurate with the calibration of the system side protection and must take into DFFRXQW DOO WKH IDFWRUV WKDW PD LQÀXHQFH WHPSHUDWXUH W SH RI LQVXODWLRQ OHQJWK HWF Power supply must respect the reported tolerances and limits If those tolerances should not be respected the warranty will be invalidated ORZ VZLWFKHV PXVW EH FRQQHFWHG IROORZLQJ...

Page 28: ...t After connecting all cable carefully close the front panel The electrical data reported below refer to the standard unit without accessories In all other cases refer to the data reported in the attached electrical wiring diagrams 7KH OLQH YROWDJH ÀXFWXDWLRQV FDQ QRW EH PRUH WKDQ RI WKH QRPLQDO YDOXH ZKLOH WKH YROWDJH XQEDODQFH EHWZHHQ RQH SKDVH DQG DQRWKHU FDQ QRW H FHHG DFFRUGLQJ WR 1 I WKRVH W...

Page 29: ...OFF To switch the unit on or off from remote control Contacts are voltage free Units are supplied standard with bridged terminals Contact closed unit ON Contact open unit OFF ROOM HYGROSTAT UA Only if remote mechanical hygrostat HYGR is used Contact UA open unit off Contact UA closed unit in operation All terminals referred to in the explanations below will be found on the terminal board inside th...

Page 30: ...eck that crankcase heaters are powered correctly if present Check that all water connections are properly installed and all indications on unit labels are observed 7KH V VWHP PXVW EH ÀXVKHG OOHG DQG YHQWHG LQ RUGHU WR HOLPLQDWH DQ DLU Check that the water temperatures are within the operation limits reported in the manual Before start up check that all panels are replaced in the proper position an...

Page 31: ...ensor installed allows the display of the following icons 1 click The bottom line displays Tamb room temperature 2 clicks The bottom line displays rH room humidity In standard mode with mechanical thermostat hygrostat allows the display of the following icons the top line displays the label TOn room temperature request or TOff room temperature in set the bottom line displays the label UOn room hum...

Page 32: ... the bottom line will appear the label SETH 3UHVV IRU VHFRQGV DQG UHOHDVH LQ WKH PDLQ GLVSOD makes it possible to modify the set points Icon Meaning Icon Meaning Not used Not used Compressors 1 and 2 Not used HKXPLGL FDWLRQ High Pressure Not used General Alarm Unit fan Not used On if the unit is turned on XQFWLRQ PHQX DFWLYH OHFWULF KHDWHU RU ZDWHU YDOYH DFWLYDWHG Not used 5 3 1 Display icons The ...

Page 33: ... display of the following icons the top line displays the label TOn room temperature request or TOff room temperature in set the bottom line displays the label UOn room humidity request or UOff room humidity in set In programming mode it allows the user to scroll through parameter codes or to change values 7KH UHPRWH FRQWURO SDQHO LV PRXQWHG RQ D SDQHO ZLWK PP FXW RXW HG ZLWK VFUHZ To obtain IP65 ...

Page 34: ...s are running 10 Icon ON Electric heater or water valve activated 3 Icon ON if the compressor is turned on Icon blinking if the compressor is the in start delay 11 Not used 4 Icon ON HKXPLGL FDWLRQ F FOH DFWLYDWHG 12 Icon blinking on alarm 5 Not used 13 Not used 6 Icon ON the unit is on 14 Counter between two defrost cycles 7 Not used 15 Icon ON the display shows the room temperature or hu miditiy...

Page 35: ...pped with mechanical thermostat hygrostat Unit in drip time after defrost Unit equipped with mechanical thermostat hygrostat In order to power the unit turn the main switch to the ON position a In case of electronic sensor the display shows room humidity in the bottom line b In case of remote mechanical thermostat hygrostat the display shows tOFF UOFF temperature humidity off unit in set or tOn UO...

Page 36: ...do not create situations that FRQÀLFW ZLWK WKH RWKHU VHW SDUDPHWHUV RZ WR FKDQJH WKH VHW SRLQWV Display in stand by mode Display in OFF from remote contact All set points are intended as room conditions Select the required set point pressing the key The label appears at the bottom of the display SEtI Room humidity set point SEtH Room temperature set point To set the required set points press again...

Page 37: ...he list of the active alarms There are two types of alarms 5HVHW DODUPV RST label appears on the upper part of the display In this case press the key to reset 1RQ UHVHW DODUPV The nO label appears on the upper part of the display In this case the alarm is permanent contact the Company Um einen einwandfreien und energetisch sinnvollen Betrieb des Luftentfeuchters zu gewährleisten ist nach VDI 2089 ...

Page 38: ...equirements of the previous paragraphs Use personal protective equipment required by regulations as compressor casings and discharge pipes are at high WHPSHUDWXUHV RLO QV DUH VKDUS DQG SUHVHQW D FXWWLQJ KD DUG If the unit is not to be used during the winter period the water contained in the pipes may freeze and cause serious damage In this event fully drain the water from the pipes checking that a...

Page 39: ...ing to the type size age and use of the system and to the indications contained in the Manual Servicing during the unit s operating lifetime and in particular scheduled leak detection on site inspections and check ups of safety equipment must be carried out as provided by local laws and regulations in force XULQJ LWV RSHUDWLQJ OLIH WKH XQLW VKDOO EH LQVSHFWHG DQG YHUL HG LQ DFFRUGDQFH ZLWK DSSOLFD...

Page 40: ...ply voltage of the unit X Check tightness of cables in their clamps X Check the integrity of the insulating coating of power cables X Check the conditions and functioning of the counters X Check functioning of the microprocessor and of the display X Clean the electrical and electronic components of any dust X Check functioning and calibration of probes and transducers X RQGHQVLQJ FRLOV DQG IDQV Ac...

Page 41: ...s to be emptied all the refrigerant must be recovered using the correct equipment by suit DEO TXDOL HG I JDV HQJLQHHUV Never use oxygen instead of oxygen free nitrogen explosions may occur Daily and monthly works may be carried out directly by the Owner of the system All other works must be perfor med by authorised and trained personnel Any kind of cleaning whatsoever is forbidden before disconnec...

Page 42: ...the application of Directive 2012 19 EU on the management of waste electrical and electronic equipment WEEE The unit should not be treated with household waste as it is made of different materials that can be recycled at the appropriate facilities Inform through the municipal authority about the location of the ecological platforms that can receive the product for disposal and its subse quent prop...

Page 43: ...7RR ORZ DLUÀRZ RU KLJK room temperature KHFN WKH OWHUV LI QHFHV sary replace them In P versions check the pressu re drop of the ducts AloP Low pressure Yes Yes Refrigerant charge lea kage Contact the Company APBa APBi Room temperature probe sensor alarm PBa Yes No Replace faulty sensor Contact the Company APBu Room humidity probe sensor alarmPBu Yes No Atdf Defrost time too long Yes Yes Warning Re...

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Page 46: ...819 FLUSSO ARIA AIR FLOW 404 823 226 244 334 263 13 244 148 Rp FLUSSO ARIA AIR FLOW 27 114 631 79 133 292 375 3 4 Cd Rp Ep Es Cd Ø 3 4 MTEC 6400 GB F 1 Operation and maintenance manual HDA series English HDA QGXVWULDO GHKXPLGL HUV REMOVABLE PANEL ELECTRICAL PANEL POWER SUPPLY DRAIN INLET CONDENSATE DRAIN ...

Page 47: ...RIA AIR FLOW Cd Ep 563 492 77 1009 649 388 284 386 216 265 74 828 67 554 133 332 519 649 Rp Rp AIR FLOW FLUSSO ARIA 27 50 200 FARC MTEC 6400 GB F 1 Operation and maintenance manual HDA series English HDA QGXVWULDO GHKXPLGL HUV REMOVABLE PANEL ELECTRICAL PANEL POWER SUPPLY DRAIN INLET CONDENSATE DRAIN ...

Page 48: ...Rev F 02 2021 48 MTEC 6400 GB F 1 Operation and maintenance manual HDA series English HDA QGXVWULDO GHKXPLGL HUV ...

Page 49: ...Rev F 02 2021 49 MTEC 6400 GB F 1 Operation and maintenance manual HDA series English HDA QGXVWULDO GHKXPLGL HUV ...

Page 50: ...Rev F 02 2021 50 MTEC 6400 GB F 1 Operation and maintenance manual HDA series English HDA QGXVWULDO GHKXPLGL HUV ...

Page 51: ...Rev F 02 2021 51 MTEC 6400 GB F 1 Operation and maintenance manual HDA series English HDA QGXVWULDO GHKXPLGL HUV ...

Page 52: ...Z KLGURV LW 3 9 H ƒ 5 2 Technical data shown in this booklet are not binding 7KH RPSDQ VKDOO KDYH WKH ULJKW WR LQWURGXFH DW DQ WLPH ZKDWHYHU PRGL FDWLRQV QHFHVVDU WR WKH LPSURYHPHQW RI WKH SURGXFW The reference languages for the whole documentation are Italian and English The other languages are to be considered only as guidelines ...

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