INSTALLATION INSTRUCTIONS
Contents
1. 6 System Overview Single connection PCBtmain PCB coil Transformer Magnetic relay Terminal power supply control line Terminal Blower signal line Space for Optional controller installation for Mini Seri Para I O unit lt CZ CAPBC2 gt A AHU kit controller box with control PCB B AHU equipment Field supplied C Remote controller option parts D Outdoor unit E Gas piping Field supplied F Liquid piping Field supplied G Electronic expansion valve H Thermistor for Gas pipe E3 I Thermistor for Liquid pipe E1 J Thermistor for Suction air TA K Thermistor for Discharge air BL L Inter unit wiring M Magnetic relay for operating the blower Field supplied Multi connection All heat exchanger of AHU which are installed in the same refrigerant system have to be in the same chassis equipped with one fan motor Each heat exchanger require AHU kit one by one and regarding the fan motor operation wirings have to connect to all AHU kit Magnetic relay is required one by one to each AHU kit n All AU kit shall be connected and controlled by group control wiring of remote controller 7 Limitations of AHU 7 1 Temperature range The limitation of temperature rang2. 2 System Lineup Capacity Outdoor combination Connectable AHU kit combination 28kW U 10ME1E81 CZ 280MAH1 56kW U 20ME1E81 CZ 560MAH1 84kW U 16ME1E81 U 14ME1E81 CZ 560MAH1 CZ 280MAH1 112kW U 20ME1E81 U 20ME1E81 CZ 560MAH1 CZ 560MAH1 140kW_ U 18ME1E81 U 16ME1E81 U 16ME1E81 CZ 560MAH1 CZ 560MAH1 CZ 280MAH1 168kW_ U 20ME1E81 U 20ME1E81 U 20ME1E81 CZ 560MAH1 CZ 560MAH1 CZ 560MAH1 Mix connection with standard indoor units is not allowed Applicable system is only above 2way ECO i system ME1E81 series 3 Supplied Parts Part name Form Quantity Notes Self Drilling Screw 7 For fixing the product 4x13 Kit and its bracket Screw 4x8 Ke 2 For attaching remote controller option parts Bracket For supporting the product 1 At the time of shipment be glued to the back of the product Installation Instructions 1 AHU System For selection of AHU and Check List 1 operating test run Expansion valve D eo _J i 5 a em Insulation RRQ 2 For thermistor insulation Clamper For fixing thermistor and oS 5 making wire down to Blower signal line Thermistor C o 4 Attached to the body of AHU kit Magnetic coil for Expansion valve 0 1 Attached to the body of AHU kit 4 Outside View 425mm Front view Side view z Ss Bottom view Weight of the control box 6 3kg 4 5 Control Box Configuration
3. E3 thermistor to gas pipe of AHU heat exchanger according to the steps below 1 Attach the gas thermistor onto the 2 Cover the thermistor and pipe with collecting gas pipe in the heat exchanger aluminum tape 3 Cover the aluminum tape with thermal 4 Thermal insulation and wiring are fixed insulation y two bands Then it must not make tension to the wire Put the thermistor wire down 8 4 38 Thermistor Installation for Liquid Pipe Put E1 thermistor to liquid pipe of AHU heat exchanger according to the steps below 1 Attach the liquid thermistor to the liquid 2 Cover the thermistor and pipe with pipe located in the lowest position after aluminum tape distributer in heat exchanger 3 Cover the aluminum tape with thermal 4 Thermal insulation and wiring are fixed insulation y two bands Then it must not make tension to the wire Put the thermistor wire down 8 4 4 Thermistor Installation for Air Suction and Discharge Attach Suction Thermistor TA to the position where air suction temperature can be measurable And attach Discharge Thermistor BL to the position where air discharge temperature can be measurable 8 5 Remote Controller Installation Option parts When you install a remote controller option parts follow the step below Remove the front panel 1 Remove the two screws on the right 2 the front l side of the unit Open
4. Dos IY Body of the remote controller Attach the front panel 1 Replace front panel 2 Fix the film to the front panel with the screw and washer 3 Close the front panel 4 Replace the two screws on the right side of the unit 11 9 Electrical Wiring 9 1 General Precautions on Wiring 1 Before wiring confirm the rated voltage of the unit as shown on its nameplate then carry out the wiring closely following the wiring diagram 2 This equipment is not provided with a power supply cord Circuit breaker must be incorporated in the fixed wiring in accordance with national wiring regulations The circuit breaker must be approved suitable for the voltage and current ratings of equipment and have a contact separation in all poles 3 To prevent possible hazards from insulation failure the unit must be grounded 4 Each wiring connection must be done in accordance with the wiring system diagram Wrong wiring may cause the unit to misoperate or become damaged 5 Do not allow wiring to touch the refrigerant tubing compressor or any moving parts of the fan 6 Unauthorized changes in the internal wiring can be very dangerous The manufacturer will accept no responsibility for any damage or misoperation that occurs as a result of such unauthorized changes 7 Regulations on wire diameters differ from locality to locality For field wiring rules please refer to your LOCAL ELECTRICAL CODES before beginning You must
5. the equipment may fall resulting in injury Perform installation that is secure enough to withstand earthquakes and typhoons and other strong winds Incorrect installation can result in falling equipment and other accidents f Ventilate the work area if cooling gas leaks during installation Poisonous gas can result if cooling as comes into contact with fire After installation of cooling pipes perform a nitrogen gas sealing test to check that there are no leaks Poisonous gas can result if cooling gas leaks into the room and comes into contact with a fan heater stove range or other source of fire J Caution When handling cooling gas be careful not to touch the cooling gas directly Frostbite injuries can occur Do not install the T in locations where flammable gas can be generated enters build up or leak Do not install in locations where volatile inflammable materials are handled Flammable as or inflammable materials may ignite cause fires i Be sure to ground equipment properly Do not attach ground wires to gas pipes water pipes penne arresters or telephone ground lines Failure to ground completely can cause electric shock Always install an earth leakage breaker Failure to install an earth leakage breaker can cause shock and fires
6. indicated on the outdoor unit PCB blink of LED or the wired remote controller refer 7 7 Meaning of Alarm Message which is in INSTALLATION INSTRUCTIONS of Outdoor Unit 17 MEMO Authorized representative in EU 85464369615004 Panasonic Testing Centre Printed in Japan Panasonic Marketing Europe GmbH Winsbergring 15 22525 Hamburg Germany Service Part No CV6233210032
7. on the right side of the unit A A Support the unit with your free hand while removing the screws az 5 Open the front panel and fix the unit to the wall with the screws 4 screws 8 2 Piping Installation 8 2 1 Dimension of connecting pipe to heat exchanger of AHU Capacity Modelname Liquid pipe Gas pipe 28kW CZ 280MAH1 9 52mm 22 22mm 56kW CZ 560MAH1 15 88mm 28 58mm 8 2 2 Main piping diameter System size Liquid pipe Gas pipe 28kW O9 52mm 22 22mm 56kW O15 88mm 28 58mm 84kW 19 05mm 031 75mm 112kW 19 05mm 38 10mm 140kW 19 05mm 38 10mm 168kW 019 05mm 38 10mm 8 2 3 System piping length Max piping length 100m actual 120m equivalent Difference between longest and shortest piping from first branch 10m Max length of branch tubing 12m Other conditions to be referred the standard piping design regulations 8 3 Expansion Valve Installation If there are multiple heat exchanges in one system each heat exchanger requires the same expansion valve Inclination of Expansion valve must be less than 15 from AHU heat exchanger should be a maximum of 6m Don t put wires out of equipments Don t cut wires and don t detach connecter of wires MOV AHU heat exchanger To the outdoor unit TX Expansio
8. screw Saleela when connecting OT Un g the shield for the inter unit control Power Supply wiring to ground Fig 9 12 Remote Control Wiring Inter unit Control iring 15 9 5 Connecting Distant Signal Line Blower signal and Blower protect Blower signal and Blower protect are connected from this hole and fixed by clamper Inside of AHU Blower signal and Blower protect Clamper supplied parts Make wire down to Blower signal and Blower protect by clamper supplied parts so as to avoid water into AHU kit Ael fe A BLOWER S TANAL BCONER PROTECT OUTPUT INPUT E Blower signal output A fan control It is usually at ON position at the time of operating but it becomes OFF in defrosting Minimum applicable load DC5 V 1 mA Maximum applicable load X1 Relay field supply AC230V 2A E Blower protect input If a switch opens an alarm P01 appears on a remote control display and operation stops swi a SW1 operation command field supply 3 i AC220 240 V 0 1A 4 16 E Example 3set connection electric circuit Fan signal wee ewe ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 10 Test Run Operate Test Run according to 7 TEST RUN which is in INSTALLATION INSTRUCTIONS of Outdoor Unit and AHU System Check List which is an accessory of this product If alarm messages are
9. shock or pre may result if an inexperienced person performs any installation or wiring procedures incorrectly Only a doued electrician should attempt to install this system in accordance with the pormi of Installation Instructions Me Fae e sure to use a dedicated electrical circuit Insufficient electrical circuit capacity or inadequate workmanship may cause electric shock or fire Always use a dedicated branch circuit for electrical wiring Do not use with any other electric devices Use with other electric devices may result in circuit breaker breaks _ Use the specified cables type and wiring diameter for the electrical connections and securely connect the cables Run and fasten the cables securely so that external forces or pressure placed on the cables will not be transmitted to the connection terminals Overheating or fire may result if connections or attachments are not secure Install so that even if cooling gas leaks into the room it will not exceed the limit density of 0 3kg m3 accordance with the standard for facility air conditioning equipment S0010 If it does exceed the limit density install an opening in a neighboring room or install ventilation equipment triggered by gas leak detection sensors Suffocation can result if cooling gas leaks and exceeds the limit density in a small room Install in a location that is fully strong enough to support the weight of the equipment If it is not strong enough
10. uae oni panel ka 3 Remove the screw and washer fixing 4 Remove hinges and lift up the front film on the front panel panel 10 Make holes on the front panel Make holes x3 correctly at the following position 2 screw holes a wire hole If the hole poser is wens or different the electrical 2X 3 1mm equipment parts in the box and Hole for screws of remote the wires may be damaged and 10mm controller installation cause the trouble Hole for remote controller wiring a A Caution Protect Remote Controller Wiring to avoid damaging _ 220mm outer dimension 220mm outer dimension _ 155mm 10mm Hole 2x 3 1mm Hole Front view Top view 3 Remote controller installation 1 Push the driver into the groove of the lower body of the remote control and then remove the lower case 2 Fixed the case of the remote control with screws onto the front panel 3 Connect the remote control wiring to the main PCB of AHU kit 4 Fit the body of the remote control to the lower case and then install it Hole for remote Use the two screws 4x8 Hebe tg sae erp that come with this AHU Poe ree kit instead of the four screws that come with the Screw 4x8 X 2 remote controller Supplied Parts Hole for remote controller installation
11. Panasonic INSTALLATION INSTRUCTIONS Air Handling Unit control kit Model No CZ 560MAH1 CZ 280MAH1 Panasonic Only Indoor Installation ere reading this INSTALLATION INSTRUCTIONS correctly and safely conducting installation or electrical work Especially before conducting installation or electrical work be sure to read Safety Precautions page3 Contents 1 Safety Precautions 3 2 System Lineup 4 3 Supplied Parts 4 4 Outside View 4 5 Control Box Configuration 5 6 System Overview 5 7 Limitations of AHU 6 7 1 Temperature range 6 7 2 Inside volume of heat exchanger 6 7 3 Air volume of AHU 6 8 Installation 7 8 1 AHU kit Installation 7 8 2 Piping Installation 8 8 3 Expansion Valve Installation 8 8 4 Thermistor Installation 9 8 5 Remote Controller Installation Option parts 10 9 Electrical Wiring 12 9 1 General Precautions on Wiring 12 9 2 Recommended Wire Length and Wire Diameter for Power Supply System 12 9 3 Wiring System Diagrams 13 9 4 How to connect wiring to the terminal 15 9 5 Connecting Distant Signal Line 16 10 Test Run 17 Warranty policy We are held responsible for the quality and performance of the AHU kit we supply but not held responsible for the performances operations and machine controls of your complete AHU system which incorporates our AHU kit Weare not held responsible for the components used in the refrigerant cycle of your AHU system either Such compon
12. conform to serew CENELEC HAR rating specifications or use the cables based on IEC standard 245 IEC57 245 IEC66 9 4 How to Connect Wiring to the Terminal a 1 2 3 4 a 1 Va 2 3 4 For stranded wiring Cut the wire end with cutting pliers then strip the insulation to expose the stranded wiring about 10mm and tightly twist the wire ends Fig 9 7 Using a Phillips head screwdriver remove the terminal screw s on the terminal plate Using a ring connector fastener or pliers securely clamp each stripped wire end with a ring pressure terminal Place the ring pressure terminal and replace and tighten the removed terminal screw using a screwdriver Fig 9 8 Stranded wire Special washer Screw E Ring pressure Ring pressure o i terminal terminal te pa ro A Wire Terminal plate a pressure terminal Wire Fig 9 7 Fig 9 8 Examples of shield wires EO E Remove cable sheath not to scratch braided shield Fig 9 9 Fig 9 9 Unbraid the braided shield carefully and twist the unbraided shield wires tightly together Insulate the shield wires by covering them with an insulation tube f or wrapping insulation tape around wire Fig 9 10 Shijaid maihi Remove insulation of signal wire Fig 9 11 Fig 9 10 et Attach ring pressure terminals to the signal wires and E the shield wires insulated in Step 2 Fig 9 12 Insulation tape Shield mesh NSH GEN SEA IS Use this
13. e is below Cooling Heating E TE Minimum 10 C DB 20 C WB Maximum 43 C DB 15 C WB Inter air temperature Minimum 18 C DB 16 C DB to the heat exchanger Maximum 32 C DB 23 C WB 30 C DB 7 2 Inside volume of heat exchanger Capacity Cooling kW 28 0 56 0 84 0 112 0 140 0 168 0 Heat exchanger Maximum dm _ 5 4 10 7 16 1 21 4 26 8 32 1 volume Minimum dm 2 8 56 84 11 2 14 0 16 8 7 3 Air volume of AHU Capacity Cooling kW 28 0 56 0 84 0 112 0 140 0 168 0 Maximum m h 5000 10000 15000 20000 25000 30000 Minimum m h 3500 7000 10500 14000 17500 21000 But in addition system requires other complex limitation like pressure loss sufficient pressure of refrigerant etc An appropriate AHU can be easily selected by using software named AHU for VRF exe Air volume 8 Installation 8 1 AHU kit Installation Mount AHU kit according to following instructions Attach AHU kit to Air Handling Unit directly to avoid exposing wires of thermistors and electronic expansion valve to outside 1 Install the bracket to the wall with 2 Make two holes for wiring the screws Three screws K oe SA Need 70mm hole or more because of passing the magnetic coil through the wall 3 Hang the kit on the bracket 4 Remove the two screws
14. ensure that installation complies with all relevant rules and regulations 8 To prevent malfunction of the air conditioner caused by electrical noise care must be taken when wiring as follows The remote control wiring and the inter unit control wiring should be wired apart from the inter unit power wiring Use shielded wires for inter unit control wiring between units and ground the shield on both sides 9 If the power supply cord of this appliance is damaged it must be replaced by a repair shop designated by the manufacture because special purpose tools are required 9 2 Recommended Wire Length and Wire Diameter for Power Supply System Type B Power supply 2 5mm Time delay fuse or circuit capacity AHU kit Controller Max 150m 10 16 A Control wiring C Inter unit between outdoor and indoor units D Remote control E Control wiring F Inter Outdoor control wiring wiring for group control unit control wiring 0 75mm 2 0mm 2 2 0 75mm AWG 18 AWG 14 as es AWG 18 Use shielded wiring oe Use shielded wiring Use shielded wiring Max 1 000m Max 2 000m Max 500m eee Max 300m For A Power supply of outdoor unit refer to INSTALLATION INSTRUCTIONS of outdoor unit 12 9 3 Wiring System Diagrams AHU kit controller Power supply L i e 220 240V 50H ok lutdoor un A TA bie INV unit Re
15. ents are but not limited to Compressors High pressure switches Check valves Strainers Oil separators Expansion valves Solenoid valves 4 way valves High Low pressure sensors Capillary tubes Receiver tanks Accumulator tanks Heat exchanger tubes We are not held responsible for any damages and defects caused in the process of installing our AHU kit by the system design and or during assembly of your AHU system We do not publish the certificate to show conformity to the EMC and the product safety requirements applicable to your complete AHU system 1 Safety Precautions Before conducting installation or electrical work be sure to carefully read these Safety Precautions Follow instructions exactly in all installation or electrical work The following symbols used in this manual alert you to potentially dangerous conditions to users service personnel or the appliance This warning mark indicates that This cautionary mark indicates Warning A possibility of serious injury or Caution that A possibility of injury or death exists damage to property exists Warning Be sure to tie installation at the dealer where the system was purchased or use a professional installer Leaks electric shock or fire may result if an inexperienced person performs any installation or wiring procedures incorrectly f Installation should be performed exactly according to the Installation Instructions Electric
16. mote controller Power supply 380 415V 3 N 50Hz Power supply L 220 240V 50Hz aot o Remote controller A Power supply WHT 380 415V 3 N 50Hz BLK Group control Power supply L 220 240V 50Hz ime Power supply L 220 240V 50H wot pied adie i Ground Ground gt Remote controller WHT BLK Fig 9 1 1 Refer to Section 9 2 Recommended Wire Length and Wire Diameter for Power Supply System for the explanation of A B C D E and F in the above diagram 6P terminal board 2 The basic connection diagram of the indoor unit shows the terminal boards so the terminal boards in your equipment may differ gt from the diagram Fig 9 2 Ow AA IE HAG HIGIE 10793 Hes 1 aA A ht AITA 3 Refrigerant Circuit R C address should be ATTA set before turning the power on L N Ut U2 M R 4 Regarding R C address setting refer to the Power Unit Remote installation instructions supplied with the supy oia g remote controller unit optional Auto address setting can be executed by remote controller Fig 9 2 automatically Refer to the installation instructions supplied with the remote controller unit optional 13 A caution 1 When linking the outdoor units in a network disconnect the terminal extended from the short plug from all outdoor units except any one of the outdoor units When shipping in shorted condition For a s
17. n valve accessory to the outdoor unit of vertical The distance To AHU heat exchanger D Max length 6m Inclination of Expansion valve must J be less than 15 of vertical D Pon heat exchanger Inside of AHU Flare connection il D o 15 88 7 a s AHU kit Be careful to the side to the outdoor unit of flare connection For 10HP system piping size to outdoor unitis 9 52 Reduce the piping size in field Insert coil wire drooped in the AHU body Drooping wire is close to AHU kit 8 4 Thermistor Installation If there are multiple heat exchanges in one system each heat exchanger reqires the thermistor Identify the thermistors by the tag which is wound to each thermistor Don t put wires out of equipment Don t cut wires and don t detach connecter of wires 8 4 1 Caution for Thermistor Installation Attach the head of thermistor exactly Put the thermistor wire down to avoid onto the pipe because the head is most water to the thermistor sensitive point of the thermistor Maximize the contact 34 Most sensitive point of the thermistor N Insert thermistor wire down into AHU body The wire down is close to AHU kit Inside of AHU AHU kit 8 4 2 Thermistor Installation for Gas Pipe Put
18. ystem without link no wiring connection between outdoor units do not remove the short plug 2 Do not install the inter unit control wiring in a way that forms a loop Fig 9 3 Prohibited Niece ernneene Ee Prohibited a e a f 74 7 F Fig 9 3 3 Do not install inter unit control wiring such as star branch wiring Star branch wiring causes mis address setting Fig 9 4 NOF 4 If branching the inter unit control wiring the number of branch points should be 16 or fewer Branches that are less than 1m are not included in the total branch number Fig 9 5 e oF TF Indoor unit Indoor unit Fig 9 4 Indoor unit Indoor unit Branch point fh Hi I more than 1 m oF fF SF more than 1m Fig 9 5 5 Use shielded wires for inter unit control wiring c which shielded woven mesh grounded on both sides Amma otherwise misoperation from noise may occur Fig 9 6 Loose wiring may cause the terminal to Connect wiring as shown in Section 9 3 Wiring overheat or result in unit malfunction A System Diagrams fire hazard may also occur Therefore ensure that all wiring is tightly connected EE Ss When connecting each power wire to the Ground PEA Fig 9 6 terminal follow the instructions on How to connect wiring to the terminal and 6 Use the standard power supply cables for Europe fasten the wire securely with the terminal such as HO5RN F or HO7RN F which
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