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16126100000189 V4.0
Page 1: ...hasing our air conditioner Before using your air conditioner please read this manual carefully and keep it for future reference INSTALLATION OWNER S MANUAL KRE Heat Recovery Ventilation KRE 500D1 KRE...
Page 2: ...hysical sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards i...
Page 3: ...t heat exchange core Air filter Sheet metal type air duct Air filter By pass Return air inlet Supply air outlet Electric control box Return air inlet Fan Supply air outlet Sheet metal type air duct Ai...
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Page 5: ...s or incorrect wiring may cause electric shock or fire Make sure Earth Leakage Breaker is the type of all poles drop out Be sure to ground Do not connect the ground wire to gas or water pipes lightnin...
Page 6: ...cal government office or fire department for details When discharging exhaust air to a common duct the Building Standard Law requires the use of fire proof materials so attach a 2m copper plate standi...
Page 7: ...ly and without sustain the weight form condensate water pipe and air duct The vents of air inlet outlet and return should be connected with flexible tube Unit in AC 220 240V 50Hz reliable grounding ea...
Page 8: ...5 1 1 KRE 500D1 KRE 1000D1 Fig 3 5 Door Electric control box Exhaust air outlet Return air inlet Supply air outlet Fresh air inlet By pass system Table 3 1 Unit mm Model L L1 L2 W1 W2 W H H1 N N1 KRE...
Page 9: ...Door Door Return air inlet Flange dimension Flange dimension Supply air outlet Electric control box Exhaust air outlet Fresh air inlet Electric control box By pass system Exhaust air outlet Fresh air...
Page 10: ...ircular wiring terminal with insulation Use power cord that conforms to the specifications and connect the power cord firmly To prevent the cord from being pulled out by external force make sure it is...
Page 11: ...ommunication wiring between the KRE and outdoor units should be connected one unit after another in a daisy chain from the out door unit to the final KRE unit And the shielded layer must be properly g...
Page 12: ...E D2 E Y E E D1 X X R P Q X E D2 E Y E E D1 T X R P Q X E D2 E Y E E Fig 4 4 Indoor unit 1 Wired controller 1 Master wired controller Wired controller 1 Wired controller 2 Master wired controller Sla...
Page 13: ...properly installed otherwise electric shocks or a fire may result Dispose of this unit properly and in accordance with regulations If electrical appliances are disposed of in landfills or dumps hazard...
Page 14: ...60 1000 KRE 1500D1 1830 1520 770 346 326 181 5 180 1500 KRE 2000D1 1900 1720 845 346 326 208 5 200 2000 Table 5 2 Model Nominal temp efficiency Nominal enthalpy efficiency Sound power level dB Power i...
Page 15: ...ontroller owner s manual installation manual Attached in the package box in wire controller 7 MAINTENANCE AND UPKEEP 7 1 During early use one should check the fan operation regu larly 7 2 The cleaning...
Page 16: ...at optimum energy efficiency 0 1517 kw 10 2 Rated motor flow rate s at optimum energy efficiency 0 1614m3 s 10 3 Rated motor pressure s at optimum energy efficiency 270 Pa 11 Rotations per minute R P...
Page 17: ...nergy efficiency 0 276 kw 10 2 Rated motor flow rate s at optimum energy efficiency 0 34m3 s 10 3 Rated motor pressure s at optimum energy efficiency 360 Pa 11 Rotations per minute R P M at the optimu...
Page 18: ...77 2 7 Nominal flow rate m3 s 0 139 0 278 0 417 0 556 8 Electric power input kW 0 157 0 383 0 677 0 956 9 SFPint W m3 h 682 785 702 730 10 Face velocity m s 0 66 0 87 1 0 1 0 11 Nominal external pres...
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