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Aertesi BREZZA DOUBLE Series, Technical Manual, Page: 3 / 24

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INDEX 

 

1-INTRODUCTION………………………………………………………………………………………………………………………4 

2- WORKING CONDITION LIMITS……………………………………………………………………………………….……….4 

3- COANDA EFFECT…………………………………………………………………………………………………………………….4 

4- KEY READING CODES………………………………………………………………………………………………………………5 

5-TECHNICAL DETAILS………………………………………………………………………………………………………………..6 

6-TECHNICAL DATA (AC motors)…………………………………………………………………………………………………8 

6.1-Cassette with 3 rows coil ............................................................................................................... 8

 

7-TECHNICAL DATA(EC motors)………………………………………………………………………………………………….9 

7.1-Cassette with 3 rows coil ............................................................................................................... 9

 

8- COIL TECNICAL DATA(AC motors)………………………………………..……………………………………………….10 

8.1- Cassette with 1 or 2 rows coil ..................................................................................................... 10

 

9-TECHNICAL DATA OPTIONAL COILS (EC motor)………………………………………………………………………11 

9.1- Cassette with1 or 2 rows coil ...................................................................................................... 11

 

10-DIMENSIONAL & WEIGHT…..……………………………………………………………………………………………….12 

11-ACCESSORIES………………………………………………………………………………………………………………………13 

11.1- Valves (V) and auxiliary tray (ADPB) .......................................................................................... 13

 

11.2- Hose connecting valves (Flex2 and Flex4) .................................................................................. 15

 

11.3- Condensate drain pump Auxiliary (PSCC-BI) .............................................................................. 16

 

11.4- Speed motor control board....................................................................................................... 16

 

11.5- Flange for air delivery duct (FLMA) ........................................................................................... 19

 

11.6-

 

Flange for external air intake

 

(FLAE-FLAE2) ............................................................................... 19

 

12-Electrical wiring diagrams……………………………………………………………………………………………………20 

12.1- Wiring diagram cassette with AC motor .................................................................................... 20

 

12.2-Wiring diagram cassette with EC motor ..................................................................................... 22

 

 

 

 

Summary of Contents for BREZZA DOUBLE Series

Page 1: ...Technical Manual New Water Cassette Series BREZZA DOUBLE ...

Page 2: ...AERTESI srl Cassetta BREZZA DOUBLE Tecnical manual AER MT I BREDOPPIA 000 02 15 Pag 2 ...

Page 3: ...9 TECHNICAL DATA OPTIONAL COILS EC motor 11 9 1 Cassette with1 or 2 rows coil 11 10 DIMENSIONAL WEIGHT 12 11 ACCESSORIES 13 11 1 Valves V and auxiliary tray ADPB 13 11 2 Hose connecting valves Flex2 and Flex4 15 11 3 Condensate drain pump Auxiliary PSCC BI 16 11 4 Speed motor control board 16 11 5 Flange for air delivery duct FLMA 19 11 6 Flange for external air intake FLAE FLAE2 19 12 Electrical ...

Page 4: ...240V 50Hz Inletcoil water temperature 5 70 C Return air temperature 10 50 C RH air intake 15 70 It is advisable to let work the Brezza Cassette at the above mentioned extremes limits of operation ONLY for short periods because the operation for long periods can reduce normal components 3 COANDA EFFECT New cassette Series BREZZA has been developed to ensure a high comfort In fact the particular sha...

Page 5: ...n set manually for each of the four turns the orientation of the flow horizontal with Coanda effect or in vertical position Flaps on horizontal position Coanda Flaps on vertical position 4 KEY READING CODES The standard version is with 3 rows coil for versions 2 pipes or 1 2 ranks for versions 4 pipes with fixed blades in COANDA position All other versions are optional ...

Page 6: ... Class G1 EN779 6 mm thickness made in polypropylene mesh FAN GROUP The fan is made of reinforced plastic material nylon PA6 25GF it is backward curved blades directly coupled to the motor The motor and fans are balanced after assembly to ensure vibrations absence Motor is mounted on ball bearings without any maintenance The AC motor has three speed degree of protection IP44 insulation class B The...

Page 7: ...ckness 3mm ELECTRICAL BOARD made of galvanized steel plate and positioned on the same side of water connections CONDENSATE DRAIN PUMP centrifugal type equipped with a double level float on off pump and alarm and check valve to avoid the return of odors from the plughole and reduce the noise power The maximum head of the pump is 650mm measured from the edge of the panel ...

Page 8: ...water E kPa 3 3 5 6 9 8 6 3 11 3 14 1 3 8 6 4 10 5 7 0 12 0 14 6 HEATING Air 20 C inlet water temperature 50 C same for cooling flow Capacity E kW 4 79 6 50 8 71 6 91 9 44 10 66 Water flow l h 706 946 1279 1008 1389 1571 Δp water E kPa 3 1 5 3 9 2 6 0 10 7 13 4 HEATING Air 20 C inlet water temperature 70 C output water temperature 60 C Capacity E kW 5 25 6 69 8 47 7 03 8 96 9 90 Water flow l h 476...

Page 9: ...3 5 8 6 14 8 2 2 6 0 10 1 3 9 9 3 15 3 HEATING Air 20 C inlet water temperature 50 C same for cooling flow Capacity E kW 3 60 6 24 8 57 4 87 8 12 10 95 Water flow l h 534 905 1260 716 1195 1616 Δp water E kPa 1 8 4 9 9 0 3 3 8 2 14 2 HEATING Air 20 C inlet water temperature 70 C output water temperature 60 C Capacity E kW 4 16 6 47 8 29 5 32 7 96 10 16 Water flow l h 377 586 751 481 721 919 Δp wat...

Page 10: ...1 391 504 640 535 684 754 Δp water kPa 3 2 5 5 9 0 6 1 10 2 12 4 2 9 4 5 6 9 4 9 7 8 9 3 HEATING Air 20 C inlet water temperature 50 C same for cooling flow Capacity kW 4 12 5 45 7 10 5 76 7 63 8 53 Water flow l h 578 778 1019 824 1096 1221 Δp water kPa 3 0 5 2 8 6 5 9 9 8 12 0 HEATING Air 20 C inlet water temperature 70 C output water temperature 60 C Capacity kW 5 25 6 69 8 47 7 03 8 96 9 90 Wat...

Page 11: ...74 Δp water kPa 1 8 5 2 8 7 3 3 7 9 13 0 1 7 4 3 6 8 3 0 6 2 9 8 HEATING Air 20 C inlet water temperature 50 C same for cooling flow Capacity kW 3 16 5 25 7 00 4 18 6 65 8 73 Water flow l h 423 751 1004 588 956 1253 Δp water kPa 1 7 4 8 8 3 3 1 7 5 12 5 HEATING Air 20 C inlet water temperature 70 C output water temperature 60 C Capacity kW 4 16 6 47 8 29 5 32 7 96 10 16 Water flow l h 377 586 751 ...

Page 12: ...gross Weight kg 56 60 56 60 Internal volume main coil litri 2 6 4 0 2 8 2 8 Internal volume auxiliary coil litri 1 2 1 2 1 Batteria principale IN 1 2 2 Batteria principale OUT 1 2 3 Batteria ausiliaria IN 1 2 4 Batteria ausiliaria OUT 1 2 5 Scarico condensa d 12 ...

Page 13: ...EX2 Hoses for parallel connection valves 2 pipes K FLEX4 Hoses for parallel connection valves 4 pipes K PSCC BI PSCC BI Auxiliary Condensate drain pump A ELETTRICAL ACCESSORIES TR24 Transformer 230Vac 24VAC 20VA for modulating valve A SC3 3 speed motor control board for EC motor A AERAULIC ACCESSORIES FLMA Flange for discharge air duct B FLAE Flange for fresh air intake B A accessory supplied moun...

Page 14: ...t battery and one for the left battery Both kits valves are connected in parallel the aim is a kit consisting of hoses and TEE brass see paragraph on accessory Flex2 Flex4 OUT IN OUT IN 2 pipes hot cold 2 pipes not present 4 pipes cold 4 pipes hot Valves group and auxiliary tray cassette double 1200x600 Heating cooling valve 2 pipes Valve cooling 4 pipes Hot valve only 4 pipes Heating cooling valv...

Page 15: ...otection IP44 MODULAT ACTUATOR Electrical supply 24V 50Hz Power consumption 1 5W Travel time 8S Control signal 0 10V Impedance control signal 100k Protection IP43 11 2 Hose connecting valves Flex2 and Flex4 To facilitate the parallel connection of the valves described in the previous paragraph you can use the accessory Flex2 for 2 pipe systems and Flex4 for 4 pipe systems The kit consists of hoses...

Page 16: ...4 11 4 Speed motor control board SC3 The 3 speed motor board allows you to control the EC motor with a traditional thermostat 3 speed or with a thermostat with 0 10V signal With this accessory it is also possible to control more than one unit with a single thermostat not addressable master slave For each double cassette you need two cards SC3 to be considered as a slave of the other CONTROL FROM E...

Page 17: ...ROL you must close the jumpers J3 and J4 jumpers J1 J2 J5 J6 are reserved to factory settings and should not be changed Model J1 J2 J3 J4 J5 J6 7x 13x opened closed closed closed closed closed 9x 16x closed opened closed closed closed closed ...

Page 18: ... 0 10V you must open the jumpers J3 and J4 jumpers J1 J2 J5 J6 are reserved to factory settings and should not be changed Model J1 J2 J3 J4 J5 J6 7x 13x closed closed opened opened opened opened 9x 16x closed closed opened opened closed opened ...

Page 19: ...s are represented in the figure below 11 6 Flange for external air intake FLAE FLAE2 It is possible to connect an external air intake via a D 100 collar The maximum flow of outside air is 100MC h The outside air has to be treated filtered and must not be at a low temperature The flange for fresh air intake has FLAE code or FLAE2 code These have different installation points on the unit as in the d...

Page 20: ...12 Electrical wiring diagrams 12 1 Wiring diagram cassette with AC motor ...

Page 21: ......

Page 22: ...12 2 Wiring diagram cassette with EC motor ...

Page 23: ...____________________________________ ________________________________________________ ________________________________________________ Aertesi srl It reserves the right to introduce at any time whatever modifications deemed necessary for improving the product with possible modification of the relevant technical data CONTROL FROM EXTERNAL THERMOSTAT VH Contact on off valve heating 4 tubes VC Contac...

Page 24: ...Aertesisrl Unipersonale viale della tecnica 6a 35026 Conselve PD ITALY t 39 049 9501109 f 39 049 9500823 www aertesi com info aertesi com AER MT I BREDOPPIA 000 02 15 ...

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