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Riello 4152413, Technical Information Assembly, Use And Maintenance Instructions

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Riello 4152413 Technical Information Assembly, Use And Maintenance Instructions Download Page 37

37 

 

 

Example of vertical installation 

 

 

 

 

To allow for proper air flow and therefore the correct operation of the unit, it is essential that there 

is no obstacle near the outlet nozzle side panel. 

 

 

Example of ceiling installation 

 

 

 

 

When  mounting  the  heater  on  the  ceiling  it  is  recommended  that  you  use  the  CEILING 
INSTALLATION KIT. 

 

Summary of Contents for 4152413

Page 1: ...TECHNICAL INFORMATION ASSEMBLY USE AND MAINTENANCE INSTRUCTIONS Water Fed Fan Heaters SERIES NUOVO ACU Doc 0092992 Rev 0...

Page 2: ...ovo ACU 13M 3 4152423 Nuovo ACU 22M 4 4152424 Nuovo ACU 23M 5 4152425 Nuovo ACU 32M 6 4152426 Nuovo ACU 33M 7 4152427 Nuovo ACU 42M 8 4152428 Nuovo ACU 43M 9 4152429 Nuovo ACU 52M 10 4152430 Nuovo ACU...

Page 3: ...Electrical connection diagram types 13 18 MIN speed pag 41 Electrical connection diagram types 13 18 MAX speed pag 42 Fan motor winding diagram pag 42 Electrical connection diagram types 15 18 without...

Page 4: ...y call the Technical Assistance Service or professionally qualified personnel and do not intervene personally on the unit Do not leave the rooms closed for a long time Periodically open the windows to...

Page 5: ...to safety or regulation systems is strictly forbidden without the Manufacturer s permission and guidance Do not pull disconnect and twist the electrical cables coming from the unit even if it is disc...

Page 6: ...tilation GENERAL CONSTRUCTION CHARACTERISTICS Cover The cover of the device is made of galvanized pre painted metal or stainless steel The cover features a modern and attractive aesthetic line The geo...

Page 7: ...forks with a minimum length equal to the width of the machine Should it be necessary to place more than one unit on top of each other observe the index indicated on the packaging itself and be very ca...

Page 8: ...FED FAN HEATER Model Registration Number Country Code Year Max thermal power kW Max air flow rate m h Electrical Supply Max electrical power W Electrical power consumption A Degree of protection IP Ma...

Page 9: ...panel left 7 Fixing part 3 Side panel right 8 Fan s 4 Upper lower panel 9 Outflow grating 5 Internal part Structure of Heater Types 15 18 1 Water air exchanger 6 Fixing part 2 Side panel left 7 Fixing...

Page 10: ...5 060 47 760 54 180 58 220 75 510 76 370 98 810 Rows n 3 2 3 2 3 2 3 2 3 Axial fan Q ty n 1 2 mm 400 420 420 550 550 450 450 550 550 Rotations rpm 1400 900 700 3 900 700 3 Air flow rate m h 3 900 5 20...

Page 11: ...l h Air flow rate 900 m3 h Sound pressure level 1 41 dB A Air outlet temperature 49 51 54 C Water side head loss 10 9 7 kPa Water flow rate 463 424 385 l h Fan heater type 2 at maximum fan speed with...

Page 12: ...l h Air flow rate 1 900 m3 h Sound pressure level 1 45 dB A Air outlet temperature 40 44 47 C Water side head loss 9 8 7 kPa Water flow rate 735 672 609 l h Fan heater type 4 at maximum fan speed with...

Page 13: ...h Air flow rate 1 650 m3 h Sound pressure level 1 43 dB A Air outlet temperature 47 50 53 C Water side head loss 13 11 9 kPa Water flow rate 799 732 664 l h Fan heater type 6 at maximum fan speed wit...

Page 14: ...al h Air flow rate 1650 m3 h Sound pressure level 1 43 dB A Air outlet temperature 51 53 56 C Water side head loss 8 7 6 kPa Water flow rate 900 824 748 l h Fan heater type 8 at maximum fan speed with...

Page 15: ...h Air flow rate 1900 m3 h Sound pressure level 1 43 dB A Air outlet temperature 52 54 56 C Water side head loss 7 6 5 kPa Water flow rate 1 064 973 883 l h Fan heater type 10 at maximum fan speed wit...

Page 16: ...Air flow rate 2 450 m3 h Sound pressure level 1 47 dB A Air outlet temperature 50 53 55 C Water side head loss 5 4 3 kPa Water flow rate 1 291 1 179 1 070 l h Fan heater type 12 at maximum fan speed w...

Page 17: ...r flow rate 6 200 m3 h Sound pressure level 1 52 dB A Air outlet temperature 46 48 51 C Water side head loss 7 6 5 kPa Water flow rate 2 863 2 617 2 373 l h Fan heater type 14 at minimum fan speed wit...

Page 18: ...w rate 12 550 m3 h Sound pressure level 1 53 dB A Air outlet temperature 36 40 43 C Water side head loss 13 11 9 kPa Water flow rate 4 033 3 690 3 349 l h Fan heater type 17 at minimum fan speed with...

Page 19: ...Air flow rate 900 m3 h Sound pressure level 1 41 DB A Air outlet temperature 48 50 53 C Water side head loss 16 14 11 kPa Water flow rate 598 546 494 l h Fan heater type 2 at maximum fan speed with wa...

Page 20: ...low rate 1 900 m3 h Sound pressure level 1 45 dB A Air outlet temperature 40 43 46 C Water side head loss 15 12 10 kPa Water flow rate 953 869 786 l h Fan heater type 4 at maximum fan speed with water...

Page 21: ...r flow rate 1 650 m3 h Sound pressure level 1 43 dB A Air outlet temperature 46 49 52 C Water side head loss 20 17 14 kPa Water flow rate 1 031 941 852 l h Fan heater type 6 at maximum fan speed with...

Page 22: ...Air flow rate 1650 m3 h Sound pressure level 1 43 dB A Air outlet temperature 50 52 55 C Water side head loss 13 11 10 kPa Water flow rate 1 161 1 059 958 l h Fan heater type 8 at maximum fan speed w...

Page 23: ...ir flow rate 1900 m3 h Sound pressure level 1 43 dB A Air outlet temperature 51 53 55 C Water side head loss 11 10 8 kPa Water flow rate 1 371 1 251 1 132 l h Fan heater type 10 at maximum fan speed w...

Page 24: ...Air flow rate 2 450 m3 h Sound pressure level 1 47 dB A Air outlet temperature 49 52 54 C Water side head loss 7 6 5 kPa Water flow rate 1 668 1 521 1 375 l h Fan heater type 12 at maximum fan speed...

Page 25: ...ir flow rate 6 200 m3 h Sound pressure level 1 52 dB A Air outlet temperature 45 48 50 C Water side head loss 12 10 8 kPa Water flow rate 3 707 3 380 3 056 l h Fan heater type 14 at minimum fan speed...

Page 26: ...ate 12 550 m3 h Sound pressure level 1 53 dB A Air outlet temperature 36 39 43 C Water side head loss 21 18 15 kPa Water flow rate 5 229 4 773 4 321 l h Fan heater type 17 at minimum fan speed with wa...

Page 27: ...Kcal h Air flow rate 900 m3 h Sound pressure level 1 41 DB A Air outlet temperature 30 32 34 C Water side head loss 9 6 4 kPa Water flow rate 402 327 244 l h Fan heater type 2 at maximum fan speed wi...

Page 28: ...l h Air flow rate 1 900 m3 h Sound pressure level 1 45 dB A Air outlet temperature 26 29 32 C Water side head loss 8 6 3 kPa Water flow rate 631 511 377 l h Fan heater type 4 at maximum fan speed with...

Page 29: ...l h Air flow rate 1 650 m3 h Sound pressure level 1 43 dB A Air outlet temperature 29 32 34 C Water side head loss 12 8 5 kPa Water flow rate 695 567 435 l h Fan heater type 6 at maximum fan speed wit...

Page 30: ...h Air flow rate 1650 m3 h Sound pressure level 1 43 dB A Air outlet temperature 31 33 35 C Water side head loss 8 5 3 kPa Water flow rate 782 637 472 l h Fan heater type 8 at maximum fan speed with w...

Page 31: ...Air flow rate 1900 m3 h Sound pressure level 1 43 dB A Air outlet temperature 31 33 35 C Water side head loss 7 5 3 kPa Water flow rate 923 749 548 l h Fan heater type 10 at maximum fan speed with wat...

Page 32: ...Air flow rate 2 450 m3 h Sound pressure level 1 47 dB A Air outlet temperature 30 32 34 C Water side head loss 4 3 1 kPa Water flow rate 1 112 870 617 l h Fan heater type 12 at maximum fan speed with...

Page 33: ...flow rate 6 200 m3 h Sound pressure level 1 52 dB A Air outlet temperature 28 31 33 C Water side head loss 7 5 3 kPa Water flow rate 2 460 1 995 1 454 l h Fan heater type 14 at minimum fan speed with...

Page 34: ...mperature 24 28 31 C Water side head loss 12 8 5 kPa Water flow rate 3 474 2 821 2 171 l h Fan heater type 17 at minimum fan speed with water 50 40 C Air intake temperature 15 20 25 C Thermal power 35...

Page 35: ...r a correct flow of air and normal cleaning and maintenance operations position the unit in a place that makes water and electrical connections convenient be close to an electric socket It is also nec...

Page 36: ...le of installation in a small room Example of installation in a large room area Select the appropriate model on the basis of performance data for average fan speed Do not install outside and in places...

Page 37: ...flow and therefore the correct operation of the unit it is essential that there is no obstacle near the outlet nozzle side panel Example of ceiling installation When mounting the heater on the ceiling...

Page 38: ...550 600 600 600 male Inches 1 1 1 1 1 1 11 4 1 11 4 11 4 11 4 WARNING For optimum performance it is essential that water inlet outlet directions always be observed as indicated by the adhesive label W...

Page 39: ...ompulsory Where the heater is supplied with special or recycled water it must first be treated accordingly Observe the reference values in the table REFERENCE VALUES PH 6 8 Alkalinity M less than 50 p...

Page 40: ...ce that ensures disconnection from the mains with an opening distance between contacts that guarantees complete disconnection in overvoltage conditions III Standard EN 60335 1 must be included Water o...

Page 41: ...it breaker 1 Not included to be installed by the customer DIAGRAM ELECTRICAL CONNECTIONS TYPES 13 18 LOW SPEED CONNECTION Tri phase 400 V 50 Hz 3N power supply DESCRIPTION FAN1 Fan s TK Electric fan t...

Page 42: ...s TK Electric fan thermal protection 400V 50Hz 3N Three phase electrical supply 400V 50Hz with neutral CNT 1 Power contactor TM 1 Minimum thermostat TA 1 Room thermostat IMT 1 Pole switch circuit brea...

Page 43: ...Terminal box for connecting box TK Electric fan thermal protection 400V 50Hz 3N Three phase electrical supply 400V 50Hz with neutral CNT 1 Power contactor TM 1 Minimum thermostat TA 1 Room thermostat...

Page 44: ...nal box for connecting box TK Electric fan thermal protection 400V 50Hz 3N Three phase electrical supply 400V 50Hz with neutral CNT 1 Power contactor TM 1 Minimum thermostat TA 1 Room thermostat IMT 1...

Page 45: ...Terminal box for connecting box TK Electric fan thermal protection 400V 50Hz 3N Three phase electrical supply 400V 50Hz with neutral CNT 1 Power contactor TM 1 Minimum thermostat TA 1 Room thermostat...

Page 46: ...nal box for connecting box TK Electric fan thermal protection 400V 50Hz 3N Three phase electrical supply 400V 50Hz with neutral CNT 1 Power contactor TM 1 Minimum thermostat TA 1 Room thermostat IMT 1...

Page 47: ...sure is reached repeat the procedure after the heater has been running a few hours and periodically check pressure check that there are no leaks WARNING If there is a risk of sub zero temperatures mix...

Page 48: ...Use suitable protective equipment FIRST TIME START UP ACTIVATING THE HEATING FUNCTION Position the main switch to ON Set fan speed as desired where speed selector switch is installed Set room thermos...

Page 49: ...heater by acting on the room thermostat turn the main switch to OFF close the water check valves WARNING If there is a risk of sub zero temperatures and the system water does not contain an anti freez...

Page 50: ...em Regularly check the pressure of the system so as to allow the unit to operate in optimal conditions Do not exceed the maximum working pressure limit indicated in chapter TECHNICAL DATA CLEANING THE...

Page 51: ...eck absorption POOR HEATING EFFICIENCY Heat exchanger dirty Clean exchanger Airflow obstructed Remove obstruction Improper room temp setting Check regulation Wrong water temperature Check water temper...

Page 52: ...onstantly involved in the continuous improvement of all its production the aesthetic and dimensional features technical data equipment and accessories may be subject to change We shall not be held res...

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