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14

TECHNICAL DATA AND PERFORMANCE

Pressure losses (version VB)

Useful head (version VP and VA)

0

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80

0

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Portata [l/h]

P

e

rdit

e

 di ca

rico [

k

P

a

]

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Portata [l/h]

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ev

al

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za r

e

s

id

u

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 [

k

Pa]

7.1

6.1

6.1

7.1

9.1

11.1

14.1

17.1

9.1

11.1

17.1

14.1

Water delivery [l/h]

Pressure losses [kPa]

Pressure losses [kPa]

Water delivery [l/h]

Summary of Contents for RXA

Page 1: ...RXA AIR WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS TECHNICAL MANUAL...

Page 2: ...2...

Page 3: ...ICAL DATA 9 NOMINAL PERFORMANCE IR 10 NOMINAL PERFORMANCE IP 10 PERFORMANCE IN COOLING IR AND IP 11 PERFORMANCE IN HEATING IP 12 WEIGHTS OF UNITS 13 ELECTRICAL DATA 13 NOISE LEVELS 13 PRESSURE LOSSES...

Page 4: ...4...

Page 5: ...temperature in cooling mode and with high outdoor temperature in heating mode as well as to reduce noise emissions in such operating conditions All three phase power supply units are provided with a p...

Page 6: ...e and to limit heat loss to the outside It is protected against the risk of ice forming by an antifreeze heating element activated according to the water temperature and by a differential pressure swi...

Page 7: ...rface are accessible from the outside by opening a hermetic door The main components are main switch thermal magnetic microprocessor controller with user interface and incorporated phase cut card comp...

Page 8: ...also substitute the tank antifreeze heating element accessory RAG Remote control CR The remote control is suitable for wall mounting and has all the control and display functions available on the unit...

Page 9: ...ion speed 900 rpm Total installed power 0 15 0 21 0 42 kW Plate type heat exchanger Type braze welded plates Quantity 1 n Water content 0 29 0 29 0 46 0 46 0 46 0 46 0 53 0 72 l Finned coil Type coppe...

Page 10: ...15 6 65 kW Total EER VB E 2 79 2 49 2 49 2 49 2 55 2 55 2 64 2 57 Water delivery 1032 1221 1582 1582 1823 1823 2339 2941 l h Pressure losses VB E 26 35 25 25 32 32 39 34 kPa Useful head VP VA 75 62 17...

Page 11: ...pplied to the nominal performance values air 35 C bs air 12 7 C for obtaining the real performance values in the chosen operating conditions 0 60 0 70 0 80 0 90 1 00 1 10 1 20 1 30 1 40 15 20 25 30 35...

Page 12: ...he nominal performance values air 7 C bs 6 C bu water 40 45 C for obtaining the real performance values in the chosen operating conditions 0 60 0 70 0 80 0 90 1 00 1 10 1 20 1 30 1 40 15 10 5 0 5 10 1...

Page 13: ...8 5 8 5 8 6 7 6 7 8 4 10 1 kW M I C Total max peak current 49 8 68 8 89 1 48 1 121 1 51 1 67 1 70 1 A Supplementary electrical heating elements 3 3 kW F L A Total max absorbed current 14 3 14 3 14 3 4...

Page 14: ...00 1500 2000 2500 3000 3500 4000 Portata l h Perdite di carico kPa 0 20 40 60 80 100 120 140 160 180 200 220 240 260 0 500 1000 1500 2000 2500 3000 3500 4000 Portata l h Prevalenza residua kPa 7 1 6 1...

Page 15: ...cellation of the product warranty contract Thermal head of water treated by the unit Minimum 3 C Maximum 8 C 10 5 0 5 10 15 20 25 30 35 5 0 5 10 15 20 25 30 35 40 45 50 55 Tbs aria esterna C T acqua p...

Page 16: ...me 1 2 3 U M Model 6 1 7 1 9 1 11 1 14 1 17 1 Version VB VP VA VB VP VA VB VP VA A 903 1153 1453 mm B 509 759 1059 mm C1 570 820 1120 mm C2 545 646 946 mm C3 799 928 1228 mm D 839 1089 1389 mm E 142 9...

Page 17: ...the refrigerating capacity input water delivery and pressure losses 3 Keep the unit electrically connected throughout the winter The plate type exchanger is protected by the antifreeze heating element...

Page 18: ...efilling pressure increases the maximum volume of the system supported by the expansion tank supplied standard decreases If the actual volume of the system is greater than that maximum value an additi...

Page 19: ...ed Protection upstream An automatic switch suitable for ensuring protection against overcurrents and indirect contacts must be installed upstream Coordination between the line and switch must be carri...

Page 20: ...Cod 3QE23691...

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