Kaysun KRE-1500DX1 Installation And Maintenance Manual Download

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KRE-1500DX1

KRE-2300DX1

KRE-3100DX1

INSTALLATION, USER &

MAINTENANCE MANUAL

Cross-flow heat recovery

Summary of Contents for KRE-1500DX1

Page 1: ...KRE 1500DX1 KRE 2300DX1 KRE 3100DX1 INSTALLATION USER MAINTENANCE MANUAL Cross flow heat recovery ...

Page 2: ...ety Standards 16 7 3 Preliminary information 17 7 4 nstallation location 17 7 5 Positioning of the machine 18 7 6 Connection to the ducts 19 7 7 Hydraulic connections 19 7 8 DX coil section 20 7 8 1 Tightening 21 7 8 2 Welding joint cautions 22 7 8 3 Insulating the refrigerant tubing 22 8 ELECTRIC CONNECTIONS 23 8 1 Electronic control and adjustment of the Unit 23 8 2 Wiring diagram 24 8 2 1 Elect...

Page 3: ...led companies which at the end of the job issues a declaration of conformity regarding installation to the owner i e in compliance with the Standards in force and the indications supplied in this book Any contractual or extracontractual liability of the Manufacturer is excluded for injury damage to persons animals or objects owing to installation regulation and maintenance errors or improper use 2...

Page 4: ...ssing the internal parts of the appliance without first having switched off the master switch of the system It is prohibited to disperse abandon or leave the packing mate rials within the reach of children as they are a potential source of danger IMPORTANT NOTES The units are designed and built exclusively for internal installation except to use specific option for outdoor installation for air tra...

Page 5: ...A E45 8 4 6AEF FG D8 94E6 6A A F86 6A R 4 EA6 8FO U D8 EFD4F4 BD8EEA 4 4 8D4 7 A 8D6 A 7 8DA 4 F4 4 8D4 FIADF 6 8 9TD 7 8 F86 E6 8 F8D 4 8 KGE4 8 EF8 8 U EF 74E F8D 8 8 58 78D 4 78 E 4 8D HA 8DA 4 F4 8 D8 EFD 8DF 8EBA E45 8 BAGD 6A B 8D 8 7AEE 8D F86 CG8 8EF 4 EA6 QFQ U 8 D8 EFDQ8 O 4 4 5D8 78 A 8D68 78 8DA 4 8 F4 8 64D 47A 78 8 45AD4D 8 8JB87 8 F8 FQ6 6A 8E 4 8 BD8E4 W D8 EFD474 8 4 N 4D4 78 A 8D...

Page 6: ...The units feature a rating plate that describes the following A Mark of the manufacturer B Address of the manufacturer C Unit model D Unit serial number E Voltage number of phases frequency of the power supply F Max absorbed current G Unit code H Manufacturinga date I IP Grade L CE mark M Bar code B A C D E F G H L M I pag 6 ...

Page 7: ...ream airflow Sheet metal casing internally insulated by thermoacoustic material complete with stainless steel drain pan Filtering sections composed by cell filters with polypropylene media extractable from side removable panels ISO 16890 ePM1 55 efficiency for the fresh air flow and ePM10 55 efficiency for the exhaust air flow Built in PCB to control fan speed and air temperature possible remote c...

Page 8: ... A 9 0 9 0 10 0 WORKING LIMITS Outdoor temperature humidity working limits C 5 45 C 5 95 Outdoor temperature humidity working limits with PRE DX option C 15 45 C 5 95 Indoor temperature humidity working limits C 10 35 C 10 90 FANS Motor typology EC EC EC Number of speeds 1 3 3 3 Fan control 1 Man Man Man Total nominal power input kW 0 62 1 31 1 50 Total nominal load amperage A 2 7 5 6 6 4 Static e...

Page 9: ...CONFIGURATION TYPE 01 The unit configuration is referred to the top view pag 9 4 TECHNICAL SPECIFICATIONS Right side Exhaust air Fresh air fig 1 4 4 IMOT CONFIGURATION FIG 1 ...

Page 10: ...ss device for free cooling heating fig 2 Units are equipped with special internal section for the bypass function When the air intake temperature is near the air outlet temperature the heat recovery unit can be partly bypassed reducing the heat exchange The unit is equipped with electric actuator automatically managed fig 3 OptionBIOX DX OptionPRE DX pag 10 ...

Page 11: ...n Weight Model A mm B mm C mm D mm D1 mm E mm F mm F1 mm G mm LIQ in Ø mm GAS out Ø mm L mm S 1 Ø inch K mm J mm W mm Kg 1500DX1 2535 670 1290 300 185 410 230 220 260 12 28 150 1 2 570 160 360 230 2300DX1 2535 670 1290 500 185 410 330 220 290 16 28 150 1 2 570 160 360 250 3100DX1 2635 670 1400 400 160 510 330 195 285 22 28 150 1 2 570 160 360 270 1 Condensate drain ...

Page 12: ...a 1400 1 0 50 Air flow m3 h 2000 rpm max External static pressure Max absorbed current 1700 rpm 1380 rpm 1500DX1 0 100 200 300 400 500 600 700 800 900 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 7 0 8 0 9 0 10 0 Max absorbed current A External static pressure Pa Air flow m3 h 2000 rpm max External static pressure Max absorbed current 1700 rpm 1200 rpm 2300DX1 pag 12 ...

Page 13: ...de the casing dB A 28 8 48 1 56 6 51 5 54 4 52 4 30 7 17 1 60 5 2300DX1 Sound power levels Lw at center band frequencies Total Lw Hz 63 125 250 500 1000 2000 4000 8000 Supply duct dB A 44 8 66 9 77 4 68 8 70 0 69 2 70 0 58 9 79 8 Exhaust duct dB A 44 8 66 9 77 4 68 8 70 0 69 2 70 0 58 9 79 8 Outside the casing dB A 39 8 55 6 65 6 54 5 55 4 54 4 38 7 22 1 66 9 3100DX1 Sound power levels Lw at cente...

Page 14: ... of the condenser gives place to the liberation of little negative ions of oxigen and of positive ions which easily unit as cluster or molecular ions characterized by elevated oxidizing power The constant use of the BIOX DX device guarantees a considerable improvement of the quality of the air in indoor places like this chemical composition bacterial activity electrostatic balance assence of fine ...

Page 15: ...ed and duly described on the packing list No other material must be stacked on the products the manufacturer declines all liability in the event of damage deriving from such loads 6 1 CHECKS UPON RECEIPT When receiving the goods before unloading all the material delivered must be checked to ascertain the presence of any damage caused during transport Any damage found must be reported to the carrie...

Page 16: ...plete safety clean environment and free from obstructions Respect the laws in force in the country in which the machine is installed relative to use and disposal of packaging and the products used for cleaning and maintenance of the machine as well as complying with that recommended by the producer of these products Before starting the unit check the perfect integrity of the various components of ...

Page 17: ...s Check the full integrity of all unit components 7 4 INSTALLATION LOCATION Make sure that the support surface is able to support the weight of the unit units and will not cause vibrations Make sure that the support surface is perfectly horizontal so as to Allow the correct coupling of the various sections Never position the unit in rooms where there are flammable gases or acidic aggressive or cor...

Page 18: ... indicated in the figure 2 Position the unit on the tie rods with the rubber antivibrating supplied fig 6 3 Block the unit by fastening the fixing bolt fig 6 nut washer bracket threaded rod anti vibrating Model 1500 DX1 2300 DX1 3100 DX1 A mm 1965 1965 2065 B mm 1345 1345 1450 C mm 550 550 550 C1 mm 760 760 760 D mm 570 570 570 E mm 1225 1225 1335 washer nut nut pag 18 ...

Page 19: ...ic pipes are m perations that can compromise the good functioning of the plant or worse cause irreversible damage to the machine These operations must only be performed by specialised staff The units are all equipped with condensate drip tray made of galva nized metal sheet The condensate drip tray has a drain with G 1 2 male The drain system must have a suitable siphon for preventing the un desir...

Page 20: ... entering the tubes before they are used Adjust the shape of the liquid tube using a tube bender at the installation site and connect it to the liquid tubing side valve Remove the flare nut from the unit and be sure to mount it on the copper tube Make a flare at the end of the copper tube with a flare tool B fig 8 A good flare should have the following characteristics inside surface is glossy and ...

Page 21: ...1 Tightening Apply the following tightening pairs depending on the diameter of the pipe If the flare connection is tightened with excessive torque it can be damaged and there may be uncontrolled leaks of refrigerant It is advisable to use a chive with an arm length of 200mm Be sure to use the rings supplied with the machines or alternatively fitting suitable for refrigerant fluid R410A the operati...

Page 22: ...t with a special tape Flare insulator Insulation tape white Flare union Unit side Flare nut Tube insulator not supplied Heat resistant Insulation Liquid tubing Gas tubing 7 8 2 Welding joint cautions Replace air inside the tube with nitrogen gas to prevent copper oxide film from forming during the brazing process Oxygen carbon dioxide and Freon are not acceptable Use a reducing valve for the nitro...

Page 23: ...at the voltage and the frequency stated on the plate correspond with those of the electric connectionline The electric connections to the control board must be made by specialised staff according to the diagrams supplied Make sure that the voltage and the frequency stated on the plate correspond with those of the electric connection line 8 1 ELECTRONIC CONTROL AND ADJUSTMENT OF THE UNIT The unit i...

Page 24: ...supply 8 ELECTRIC CONNECTIONS fig 10 8 2 1 Electric box layout MODULE DX 8 2 WIRING DIAGRAM SPECIFIC ELECTRICAL WIRING DIAGRAM ARE SUPLPIED WITH EACH UNIT fig 11 THE MANUFACTURER RECOMMENDS TO CAREFULLY READ THE WIRING DIAGRAM pag 24 ...

Page 25: ... N neutral PE protective earth POWER LINE PROVIDE A PROPER SAFETY DEVICES EQUIPPED WITH DIFFERENTIAL MAGNETOTHERMAL SWITCH 47 32 4 66 14 5 8440 2 867 2 57 07 5 69 7 331 7 14 5 785 7 52 0 7 14 5 785 4 66 1 1 1 8 2 2 Electric layout pag 25 ...

Page 26: ...pag 26 fig 12 Communication bus to external unit CN10 CN19 CN23 To wired command option To wired command manufacturer 8 2 3 Additional electrical diagram 8 ELECTRIC CONNECTIONS ...

Page 27: ...so dell evaporatore deve essere installato sul tubo di ingresso dell evaporatore T2 è un sensore di temperatura intermedio dell evaporatore dell AHU deve essere installato sul tubo intermedio dell evaporatore T2B è un sensore di uscita dell evaporatore dell AHU deve essere installato sul tubo di uscita dell evaporatore TA è un sensore di temperatura dell aria in uscita e quindi non deve essere ins...

Page 28: ...ooling capacity setting set the cooling capacity of this machine Table 1 Setting of the UTA KAHU 200 4 kit also refer to the Clivet manual of the UTA kit supplied with the kit DipSW factory settings SW1 0000 leaving the differential for thermo off in cooling by default at 0 C SW2 0000 SW3 0001 compensation in heating 2 C the only dipSW to actually move SW4 0000 SW9 000 SW10 01 identifies UTA kit s...

Page 29: ...5 6 The actual address and the virtual address should less than or equal to 63 1 The indoor unit quantity detected by outdoor unit will be the sum of the actual address quantity and the virtual address quantity e g when the capacity code of independent control box is E the setting actual address is 5 then it will produce virtual address 6 and then the indoor unit quantity detected by outdoor unit ...

Page 30: ...master unit only SW1 3 and SW1 4 are 00 the number of slave AHU control boxes connected in parallel is 0 factory default valid for the master unit ON 1234 Valid for the master unit only SW1 3 and SW1 4 are 01 the number of slave AHU control boxes connected in parallel is 1 SW1 3 and SW1 4 are 10 the number of slave AHU control boxes connected in parallel is 2 SW1 3 and SW1 4 are 11 the number of s...

Page 31: ...is 1 clearing AHU control box address SW2 2 is 0 no self check factory default SW2 2 is 1 self check ON 1234 SW2 3 and SW2 4 are 00 master AHU control box ON 1234 SW2 3 and SW2 4 are 01 slave AHU control box 1 SW2 3 and SW2 4 are 10 slave AHU control box 2 SW2 3 and SW2 4 are 11 slave AHU control box 3 ON 1234 ON 1234 ON 1234 ...

Page 32: ...ure control is invalid SW3 3 and SW3 4 are 11 temperature compensa tion in heating mode is 0 C Follow Me function SW3 3 and SW3 4 are 11 No temperature compen sation for outlet air temperature control by default Valid for the master unit only ON 1234 Valid for the master unit only ON 1234 Valid for the master unit only ON 1234 Valid for the master unit only ON 1234 Valid for the master unit only O...

Page 33: ...sors T1 T2 T2A TA and T2B factory default SW9 2 is 1 Multiple AHU control boxes are connected in parallel In the event of multiple coils one coil is connected to one control box shielding faults from the slave unit s temperature sensor T1 TA Valid for the master unit only 00 KAHU 90 4 model ON Valid for the master unit only ON Valid for the master unit only ON 12 7 Definitions of J1 Without jumper...

Page 34: ...ith the wired controler or no address is setted 14 E9 only for wired controler 15 Error of electronic expansion valve coils Eb restore after power on again ODU error 17 Ed Water level alarm error EE 18 Low temperature alarm 19 H2 High temperature alarm H3 20 Displayed content 21 The number of detected AHU control boxes and the number of dialing units are inconsistent or Master slave communication ...

Page 35: ...the current mode To set the fan speed To set the swing function heater function1 to cancel the timer heater function1 to confirm the timer Button Functions 1 Mo 6 Adjust downwar 2 Fan spe 3 3 Swi 9 Canc KCT 03 SRPS A receiving window receiving window wired controller wired controller Mode Mode Fan speed Fan speed Swing Swing Function Function Adjust Adjust Adjust Adjust ON OFF button ON OFF button...

Page 36: ...available for all air conditioner models Fan mode Dry mode and Auto Auto Cool Dry Heat Note Auto Cool Fan Co Auto Fan ool Heat Dry Cool Auto mode is not available fo Auto Note or all air conditioner models Figure 6 3 Auto mode and Dry 4 3 Fan Speed Setting mode Fan Fan fan Cool Cool Heat Heat or or Fan Fan and and and Auto Auto Auto p peed eed p Fan Fan s s Fan speed Fan speed button button eed bu...

Page 37: ...INSTALLER ALL THE LINES MUST BE PROTECTED AT THE ORIGIN BY THE INSTALLER GENERAL NOTE it is recommended that you always and carefully examine the technical documentation and the instructions that concern the accessories with the purpose of assuring their safe and effective use BIOX DX power supply is by a 3 pole connector to open the box this special connector must be removed in advance and this s...

Page 38: ...LECTRICALLY IT IS THEREFORE NECESSARY TO REMOVE THE ELECTRIC POWER SUPPLY EVERY TIME MAINTENANCE IS PERFORMED Open the proper side panel removing the screws as shown in the example on the figure If necessary help himself with suction cups with a large surface and with handle so as not to damage the panel paint avoid to use metal tools Ispezione ventilatore di mandata Remove the filter as shown on ...

Page 39: ... of the equipment Now a light noise has to be heard WARNING Do not use cleansing agents soaps or similar detergents WARNING keep absolutely a minimum distance of 6 7 mm from the basis of the tube 10 3 HALF YEARLY CONTROLS Periodical check on BIOX DX purifying system It is periodically necessary to check the condenser cleaning The frequency of the verification must be at least six months but always...

Page 40: ... and verify that there are no foreign object WARNING you must not wash the heat exchangers If they are excessively dirty or damaged they have to be replaced Check all electric appliances and particularly the tightness of the electric connections Check the tightness of all bolts nuts flanges and water connections that vibrations may have loosened Heat recovery extraction 10 ROUTINE MAINTENANCE fig ...

Page 41: ...heck and if necessary restore the electrical con nections by qualified personnel The thermostat switches are not in the exact fun ctioning position Reposition the switches correctly and check their status There are foreign bodies that block the rotors Remove the foreign bodies from the impellers and keep them clean check that there are no impedi ments check their integrity Loosened electric connec...

Page 42: ...eriorated when failure is hold despite all connection instructions were strictly followed 12 DISPOSAL This symbol indicates that this product must not be disposed of as mixed urban waste and that it should be collected separately according to local laws and regulations Contact the local authorities for information on disposal options alternatively you can request a free collection from the manufac...

Page 43: ... 13 SPARE PARTS pag 43 ...

Page 44: ... Main electrical board QE100CFXDX5000M0 1 10 AHU kit control board CT0AHUKZ01B00000 1 11 Electric pre heater PRE DX option BE4000A0000006 1 12 Purifyng system BIOX DX option AC00CFR1BX2C2200 1 13 DX coil supply air temperature probe AHU Kit 1 14 DX coil gas temperature probe AHU Kit 1 15 DX coil liquid temperature probe AHU Kit 1 16 Refrigerant middle temperature probe AHU Kit 1 17 Return air temp...

Page 45: ...NOTES ...

Page 46: ...NOTES ...

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