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47

11. MAIN REQUIREMENTS FOR HOT AIR GENERATORS

11.1 TABLE REQUIREMENTS MAIN MEC MIX C 20/35 - 20/70 AXIALS

11.2 TABLE REQUIREMENTS MAIN MEC MIX C 20/35 - 20/70 CENTRIFUGES

Value

96,4
98,0

0,0
0,0

31

92,5

MODEL
Hot air generators B1 (yes - no)
C2 hot air generators (yes - no)
C4 hot air generators (yes - no)
Type of fuel (gaseous / liquid / electricity)

(*) not required for electric hot air generators

(**) from 26 September 2018

MEC MIX C 20/35 - 20/70 AXIALS

NO
NO

SI

Gaseous

Element
CAPACITY
Nominal heating capacity
Minimum capacity
ELECTRICITY CONSUMPTION*
At the nominal heating capacity
At the minimum capacity
In stand-by mode

Contact

Element
USEFUL EFFICIENCY
Useful efficiency for nominal heating capacity *
Useful efficiency at minimum capacity *
HIGH ELEMENTS
Loss of casing factor
Burner consumption

Emissions of nitrogen oxides (*) (**)

Emission efficiency
Seasonal energy efficiency of space heating
A2B ACCORRONI E.G. Via d’Ancona, 37 - 60020 Osimo (AN)

Symbol

P ated, h

P min

el max

el min

el sb

Symbol

µ mon

µ pl

F env

P ing

Nox

µs flow

µs,h

Value

35,03
20,62

4,409
0,211
0,009

U.M.

kW
kW

kW
kW
kW

U.M.

%
%

%
%

mg/kWh

input power(GCV)

%
%

Value

97,0
97,5

0,0
0,0

17

90,9

MODEL
Hot air generators B1 (yes - no)
C2 hot air generators (yes - no)
C4 hot air generators (yes - no)
Type of fuel (gaseous / liquid / electricity)

(*) not required for electric hot air generators

(**) from 26 September 2018

MEC MIX C 20/35 - 20/70 CENTRIFUGES

NO
NO

SI

Gaseous

Element
CAPACITY
Nominal heating capacity
Minimum capacity
ELECTRICITY CONSUMPTION*
At the nominal heating capacity
At the minimum capacity
In stand-by mode

Contact

Element
USEFUL EFFICIENCY
Useful efficiency for nominal heating capacity *
Useful efficiency at minimum capacity *
HIGH ELEMENTS
Loss of casing factor
Burner consumption

Emissions of nitrogen oxides (*) (**)

Emission efficiency
Seasonal energy efficiency of space heating
A2B ACCORRONI E.G. Via d’Ancona, 37 - 60020 Osimo (AN)

Symbol

P ated, h

P min

el max

el min

el sb

Symbol

µ mon

µ pl

F env

P ing

Nox

µs flow

µs,h

Value

35,28
20,09

0,779
0,499
0,009

U.M.

kW
kW

kW
kW
kW

U.M.

%
%

%
%

mg/kWh

input power(GCV)

%
%

Summary of Contents for ACCORRONI MEC MIX C Series

Page 1: ...ation hanging hot air generators with pre mixed modulating gas burner MEC MIX C modulating condensation MEC MIX F fixed power HIGH PERFORMANCE 104 CERTIFICATED COMBUSTION ROOM IN STAINLESS STEEL CONDE...

Page 2: ...dicated in this manual It must be kept for possible consultation and must accompany the appliance throughout its life including the case of transfer to third parties 2 With the wording ATTENTION they...

Page 3: ...Open Therm 25 6 8 Types 0f connection 26 7 INSTALLATION 27 7 1 General rules for installing the appliance 27 7 2 Installation sequence 28 7 3 Dimensioning of air tubes comburente fumes discharge 29 7...

Page 4: ...he immediate intervention of qualified and specialized personnel 2 5 USE The use of the appliance should not be allowed to children inexperienced persons and unassisted disabled persons The following...

Page 5: ...the responsibility of the personnel professionally qualified after having identified the cause of overheating Upstream of the burner a blower provides for the air gas mixing and for the forced expulsi...

Page 6: ...0 3 10 98 0 105 1 4 7200 4200 1210 27 28 4 29 6 51 730 2 x 6 3 160 MEC MIX C 20 90 A 90 0 40 0 86 9 41 8 8 6 9 50 7 00 4 20 3 10 96 5 104 5 3 7200 4200 1210 27 36 1 29 8 51 730 2 x 6 3 160 U M kW kW k...

Page 7: ...9 6 68 4 41 6 7 8 7 40 5 42 4 19 3 10 98 0 105 1 4 7400 4400 27 7 28 3 54 2100 2 x 10 185 MEC MIX C 20 90 C 90 0 40 0 86 9 41 8 8 6 9 50 6 99 4 24 3 11 96 5 104 5 3 7500 4400 34 7 28 4 54 2100 2 x 10...

Page 8: ...ing models 20 35 20 45 with centrifugal fans MEC MIX F series models 35 50 with centrifugal fans Values expressed in mm The drain siphon is only available in the condensing MEC MIX C series 747 120 vi...

Page 9: ...C condensing models 20 35 20 45 with axial fans MEC MIX F series models 35 50 with axial fans Values expressed in mm The drain siphon is only available in the condensing MEC MIX C series view from ab...

Page 10: ...MEC MIX C condensing models 20 70 20 90 with centrifugal fans Series MEC MIX F models 70 100 with centrifugal fans Values expressed in mm combustion air intake combustion air intake gas connection gas...

Page 11: ...MEC MIX C series condensing models 20 70 20 90 with axial fans MEC MIX F series 70 100 models with axial fans Values expressed in mm combustion air intake combustion air intake gas connection gas conn...

Page 12: ...an motor EV1 First valve stage EX Connection for equipment in cascade F1 Fuse 1 6 3A F2 Fuse 2 6 3A FAN1 Fan motor 1 treated air FAN2 Fan motor 2 treated air GA1 Programmable thermostat ION Detection...

Page 13: ...r type applications premix interfacing with a digital chronothermostat GA1 type via communication protocol OpenTherm summer ventilation function requires connection to BRAHMA chronothermostat type GA1...

Page 14: ...erature or the BRAHMA probe type SSE for the detection of the external ambient temperature Fire damper STF Through this input option S it is possible to check the contact status of the fire damper in...

Page 15: ...kes place by means of a two wire cable Particulary the data between the chronothermostat and the control board of the first generator are exchanged with the communication protocol compatible OpenTherm...

Page 16: ...chronothermostat is resuming work after a power failure The most frequently used functions by the user are available in the main menu It is possible to quickly browse through the pages to set for exam...

Page 17: ...is divided into time intervals of 15 minutes corresponding to a pixel horizontally and in the four programmable temperature levels Near the icon of the operation mode other icons may appear If the ho...

Page 18: ...status of generators or anomalies In the third line if available is shown the value of outdoor temperature or errors related to thermoregulation environment This menu has a frame fixed The options pr...

Page 19: ...y For example suppose you want to program the day Monday pressing OK button you enter the scheduling of time slots The time slots are programmed in three steps initial time temperature and final time...

Page 20: ...the changes The Language submenu on the SETTING MENU allows set the language of texts on the chronothermostat As seen above this setting is required when you first start or after a reset of the chron...

Page 21: ...ate on TSP Transparent Slave Parameter The chronothermostat makes available the function of reading and writing of TSP To change a TSP you must select the index idx desired using the and keys and push...

Page 22: ...ple of days at least without interruption If frequent and or long cut offs of the boiler power supply are expected it is possible to avoid losing chronothermostat data by installing two alkaline batte...

Page 23: ...riate terminal regardless of the polarity the two conductors can be exchanged It is recommended to use a twisted pair cable example H03RR F o H03VV F size between 0 5 mm2 and 2 5 mm 2 the length shoul...

Page 24: ...fan motor FAN Treated air blower motor ACC1 Auxiliary remote ignition transformer EV1 Valve first stage SR Adjustment probe STF Fire damper SA Room sensor optional SL Signaling brightness and LEDs RE...

Page 25: ...NECTION DIAGRAM FOR CASCADE CONNECTIONS MORE DEVICES THROUGH Open Therm Fig 13 NOTE 1 The cascade connection is also possible through contact chronothermostat this configuration is not used in version...

Page 26: ...PS or low voltage signals of the PWM brushless fan Connector for Open Therm communication and fire damper RS 232 serial communication connector for interfacing with diagnostic software Connector for r...

Page 27: ...efficiency in Building and the subsequent Legislative Decree 311 06 Corrective and supplementary provisions to the decree legislative 19 August 2005 n 192 To the law n 46 90 and the related regulation...

Page 28: ...n project prepare the gas and electricity supply lines as well as the holes for the smoke outlet and the combustion air intake 1 Unpack the appliance taking care of verify that it has not been damaged...

Page 29: ...ial pipes see Figure 27 In this way the appliance it is tin compared to the room in which it is installed C63 type installation this type allows to realize fume exhaust air sampling systems using tube...

Page 30: ...s can be seen from table 13 for each special piece it is necessary to evaluate its equivalent length which in case of 45 curve is equal to 0 9 m Below is an example of a calculation related to a flue...

Page 31: ...45 AIR PIPE 34 34 FUMES TUBE 34 34 INSTALLATION TYPE C53 SEPARATED WALL TUBLES 60 INSTALLATION TYPE C13 WALL COAXIAL C TUBES 60 100 Fig 20 Mod 35 45 COAXIAL TUBE 8 8 WARNING the aforesaid lengths are...

Page 32: ...MAXIMUM ADMISSION LENGTHS m Mod 35 45 AIR PIPE 34 34 FUMES TUBE FUMES TUBE 34 34 INSTALLATION TYPE B23 TUBES 60 Fig 23 Mod 35 45 24 24 INSTALLATION TYPE B23 TUBES 80 WARNING the aforesaid lengths are...

Page 33: ...check see EXAMPLE OF CALCULATION WARNING the aforesaid lengths are to be understood in the case of installations in which the air tube and the flue pipe carry out a linear path as shown in the figure...

Page 34: ...of this is facing the path intended for the drain pipe Figure 29 The drain connection to the sewage system must be carried out at atmospheric pressure ie by dripping in a siphoned container connected...

Page 35: ...thermostat must be protected by interference created by power cables This ad example it can be obtained or by means of shielding of cables or by laying in raceways separate from those in which cables...

Page 36: ...0 in the case of plants that provide for a type of gas supply different from that of preparation it is necessary to perform the gas change procedure paragraph 8 3 and the relative regulation of the pa...

Page 37: ...fumes by reading the value with a fume analyzer and adjusting the value by acting on the screw of the minimum B Bring the burner to maximum power and check the value of the CO2 percentage to the fume...

Page 38: ...The reference parameters to be used are those described in table 16 9 4 MAINTENANCE Accurate maintenance is always a source of savings and security Pursuant to the provisions contained in the D P R n...

Page 39: ...uence of a permanent pilot burner 0 0 F 5 Pilot burner consumption 0 00 KW F 5 NOx emission based on gross caloric value 130mg kW 31 mg KWh s 92 5 Energy efficiency class A s s on 10 F 1 F 2 F 3 F 4 F...

Page 40: ...rmanent pilot burner 0 0 F 5 Pilot burner consumption 0 00 KW F 5 NOx emission based on gross caloric value 130mg kW 17 mg KWh s 90 9 Energy efficiency class A s s on 10 F 1 F 2 F 3 F 4 F Type of devi...

Page 41: ...ent pilot burner 0 0 F 5 Pilot burner consumption 0 00 KW F 5 NOx emission based on gross caloric value 130mg kW 33 mg KWh 1 s 92 1 Energy efficiency class A s s on 10 F 1 F 2 F 3 F 4 F Type of device...

Page 42: ...rmanent pilot burner 0 0 F 5 Pilot burner consumption 0 00 KW F 5 NOx emission based on gross caloric value 130mg kW 38 mg KWh s 90 6 Energy efficiency class A s s on 10 F 1 F 2 F 3 F 4 F Type of devi...

Page 43: ...t pilot burner 0 0 F 5 Pilot burner consumption 0 00 KW F 5 NOx emission based on gross caloric value 130mg kW 31 mg KWh s 91 3 Energy efficiency class A s s on 10 F 1 F 2 F 3 F 4 F Type of device Hea...

Page 44: ...nent pilot burner 0 0 F 5 Pilot burner consumption 0 00 KW F 5 NOx emission based on gross caloric value 130mg kW 17 mg KWh s 88 5 Energy efficiency class A s s on 10 F 1 F 2 F 3 F 4 F Type of device...

Page 45: ...nt pilot burner 0 0 F 5 Pilot burner consumption 0 00 KW F 5 NOx emission based on gross caloric value 130mg kW 53 mg KWh s 91 3 Energy efficiency class A s s on 10 F 1 F 2 F 3 F 4 F Type of device He...

Page 46: ...nent pilot burner 0 0 F 5 Pilot burner consumption 0 00 KW F 5 NOx emission based on gross caloric value 130mg kW 42 mg KWh s 87 3 Energy efficiency class A s s on 10 F 1 F 2 F 3 F 4 F Type of device...

Page 47: ...7 60020 Osimo AN Symbol P ated h P min el max el min el sb Symbol mon pl F env P ing Nox s flow s h Value 35 03 20 62 4 409 0 211 0 009 U M kW kW kW kW kW U M mg kWh input power GCV Value 97 0 97 5 0...

Page 48: ...kW kW kW U M mg kWh input power GCV Value 96 0 97 6 0 0 0 0 38 90 6 MODEL Hot air generators B1 yes no C2 hot air generators yes no C4 hot air generators yes no Type of fuel gaseous liquid electricit...

Page 49: ...0 009 U M kW kW kW kW kW U M mg kWh input power GCV 11 6TABLEOFMAINREQUIREMENTSMECMIXF35 70CENTRIFUGES 11 5 TABLE REQUIREMENTS MAIN MEC MIX F 35 70 AXIALS Value 96 4 96 4 0 0 0 0 31 91 3 MODEL Hot ai...

Page 50: ...kW kW kW kW kW U M mg kWh input power GCV Value 93 9 93 9 0 0 0 0 42 87 3 MODEL Hot air generators B1 yes no C2 hot air generators yes no C4 hot air generators yes no Type of fuel gaseous liquid elect...

Page 51: ...tificate of CE certification of type n 1312CN5748 1312CP5955 051BU3870ED 051BU3873ED 051BU3874ED of 31 3 2016 issued by CERTIGAZ Notified Body No 1312 and CI 0234 Rev 3 to which this declaration refer...

Page 52: ...An Tel 071 723991 web site www accorroni it e mail a2b accorroni it NB I dati riportati nel presente manuale tecnico sono forniti a titolo puramente indicativo la A2B Accorroni E G S r l si riserva d...

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