AERMEC NRL 028-075 Technical Manual Download Page 1 | Manualshive

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AERMEC NRL 028-075 Technical Manual Download Page 1

EN

Technical Manual

TRANSLATION FROM ORIGINAL

21.05. 5641300_07

CHILLER

REVERSIBLE HEAT PUMP

• EXTERNAL UNIT

• HIGH EFFICENCY

• HOT WATER PRODUCING UP TO 131°F / 55°C

• POWER SUPPLY 60Hz

GAS

COOLING ONLY

AHRI

CERTIFICATION

INTERTEK

CERTIFICATION

COOLING AND

HEATING

SCROLL

COMPRESSOR

AXIAL FAN

PLATE

EXCHANGER

FREQUENCY

60Hz

NRL 028-075

NRL-H 028-075

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Summary of Contents for NRL 028-075

Page 1: ...REVERSIBLE HEAT PUMP EXTERNAL UNIT HIGH EFFICENCY HOT WATER PRODUCING UP TO 131 F 55 C POWER SUPPLY 60Hz GAS COOLING ONLY AHRI CERTIFICATION INTERTEK CERTIFICATION COOLING AND HEATING SCROLL COMPRESS...

Page 2: ......

Page 3: ...of expe rience and in depth engineering research and it is built using top quality materials and advanced technologies In addition the CE mark guarantees that our appliances fully comply with the req...

Page 4: ...4 NRL 028 075 60Hz EN...

Page 5: ...ump version in cooling mode 22 10 2 Heating capacity and input power 23 10 3 For t different to the nominal 23 10 4 Deposit factors 23 11 Desuperheater 24 12 Total recovery 25 12 1 Pressure drops 25 1...

Page 6: ...apacity Models 1 NRL standard chiller 2 NRL H heat pump 3 NRL C motocondensing The versions can be in different set ups at the same time in order to satisfy a wide range of plant enginee ring solution...

Page 7: ...12 COILS Alluminium R Copper S Copper tin plated V Epoxy coated 13 FANS Standard not available for 208 3 60 supply I EC Fan speed modulating for condensation control mandatory for 208 3 60 supply 14...

Page 8: ...F FILTRO DEIDRATATORE HPS PRESSOSTATO DI ALTA PRESSIONE HPT TRASDUTTORE ALTA PRESSIONE IDL INDICATORE DI LIQUIDO LPT TRASDUTTORE BASSA PRESSIONE KEY BHE EXCHANGER PLATE CN AIR SIDE EXCHANGE CP COMPRE...

Page 9: ...ASSA PRESSIONE LS SEPARATORE DI LIQUIDO VIC VALVOLA INVERSIONE CICLO HPT HPS LS VIC VIC LS HPS LPT LPT HPT BHE IDL IDL CP CN CV CV CV CV CV CN TEV TEV F AL F CV CV AL CP CV KEY AL LIQUID TANK BHE EXCH...

Page 10: ...able to resist atmospheric agents over time VENTILATION UNIT Axial fan balanced statically and dynamically The electric fans are protected electrically by magnet circuit breakers and mechanically by...

Page 11: ...ith password antifreeze set time exclusion low pressure display language access code For more information refer to the user manual 5 6 ELECTRICAL PANEL CONTROL AND POWER Electric control board in comp...

Page 12: ...PRM2 FACTORY FITTED ACCESSORY It is a manual pressure switch electrically wired in series with the exi sting automatic high pressure switch on the compressor discharge pipe Compatibility with the VMF...

Page 13: ...2 A Alls ftH2O 38 16 34 50 22 34 44 98 42 00 36 84 E Alls ftH2O 43 58 42 88 42 54 34 21 Useful head with HIGH PUMP P3 P4 03 04 A Alls ftH2O 61 72 58 25 46 45 66 37 63 84 58 98 E Alls ftH2O 65 71 65 26...

Page 14: ...ELS WITH LOW PUMP P1 P2 01 02 LRA A 188 197 194 226 234 270 E 126 155 160 190 MCA A 70 80 100 110 125 125 E 45 60 60 70 MOP A 80 90 110 125 125 125 E 50 60 70 90 MODELS WITH HIGH PUMP P3 P4 03 04 LRA...

Page 15: ...A A 382 402 388 463 481 537 E 242 290 304 374 MCA A 150 175 175 225 300 300 E 90 90 110 150 MOP A 175 200 200 250 300 300 E 110 110 125 175 Alimentation 460 3 60Hz MODELS WITHOUT PUMP LRA A 186 195 19...

Page 16: ...17422 23600 23246 36344 36344 35164 35754 Input current 230V A 6 96 6 96 9 28 9 28 13 0 13 0 19 5 19 5 19 5 19 5 460V A 7 6 7 6 11 4 11 4 11 4 11 4 575V A 6 64 6 64 9 96 9 96 9 96 9 96 Input power 230...

Page 17: ...71 46 66 10 61 97 HE Alls ftH2O 71 15 68 74 68 52 65 33 Heating mode Heating capacity HA Alls BTU h 310 800 358 600 430 900 482 000 549 900 600 600 HE Alls BTU h 166 000 196 700 220 600 267 300 Total...

Page 18: ...TH LOW PUMP P1 P2 01 02 LRA HA 188 197 194 226 234 274 HE 126 156 160 190 MCA HA 70 80 100 110 125 150 HE 45 60 60 70 MOP HA 80 90 110 125 125 150 HE 50 70 70 90 MODELS WITH HIGH PUMP P3 P4 03 04 LRA...

Page 19: ...402 388 463 481 545 HE 242 294 304 374 MCA HA 150 175 175 225 300 300 HE 90 100 110 150 MOP HA 175 200 200 250 300 300 HE 110 125 125 175 Alimentation 460 3 60Hz MODELS WITHOUT PUMP LRA HA 186 195 192...

Page 20: ...B A 51 52 53 54 54 54 HE dB A 42 43 45 46 Sound power HA dB A 83 84 85 86 86 86 HE dB A 74 75 77 78 HEATING FUNCTIONING Sound pressure ALL dB A 42 44 45 46 51 52 53 54 54 55 Sound power ALL dB A 74 76...

Page 21: ...41 50 59 59 68 68 77 77 86 86 95 95 104 104 113 113 122 122 131 140 42 C 107 6 F 15 C 5 F 55 C 131 F STANDARD STANDARD functioning functioning Functioning Functioning only with I only with I funs funs...

Page 22: ...6 0 7 0 8 0 9 1 1 1 1 2 1 3 1 4 4 6 2 0 2 4 6 6 7 8 10 12 14 16 18 40 C 104 F 45 C 113 F 46 C 114 8 F 35 C 95 F 30 C 86 F 25 C 77 F 20 C 68 F 39 2 21 2 28 4 32 35 6 39 2 42 8 44 1 46 4 50 53 6 57 2 6...

Page 23: ...0 C 5 10 15 8 21 2 26 6 32 37 4 42 8 48 2 53 6 59 64 4 69 8 75 2 80 6 86 F 1 0 7 44 6 External air temperature HEATING CAPACITY CORRECTIVE COEFFICIENTS FOR t DIFFERENT TO THE NOMINAL FROM 10 01 F 5 56...

Page 24: ...he corrective factor Nominal value referring to Air temperature 35 C 95 F Water at the desuperheater 45 50 C 104 122 F t 5 C 41 F Units with Desuperheater D do not envision the following versions YD X...

Page 25: ...tween inlet and outlet from the total recuperator The cooling capacity Pf is obtained from the distance between the recovery heating capacity Pr and input power Pa Nominal value referring to Air tempe...

Page 26: ...Average water temperature F C 41 5 50 10 59 15 68 20 86 30 104 40 122 50 Coefficients 1 02 1 0 98 0 97 0 95 0 93 0 91 Average water temperature F C 73 4 23 82 4 28 91 4 33 100 4 38 109 4 43 118 4 48 1...

Page 27: ...23 26 29 p s i 0 22 44 66 88 110 132 154 176 gpm 1 2 3 4 5 6 7 8 1 NRL 280 2 NRL 300 3 NRL 330 NRL 350 4 NRL 500 5 NRL 550 6 NRL 600 7 NRL 650 8 NRL 700 NRL 750 0 20 40 60 80 100 120 140 160 180 200 k...

Page 28: ...50 8 NRL 700 9 NRL 750 0 50 100 150 200 250 300 350 kPa 0 7 15 22 29 36 44 51 p s i 0 5000 10000 15000 20000 25000 30000 35000 40000 45000 l h 0 22 44 66 88 110 132 154 176 198 gpm 1 2 3 4 5 6 7 8 9 1...

Page 29: ...50 100 150 200 kPa 0 7 15 22 29 p s i 0 22 44 66 88 110 132 154 176 gpm 1 2 3 4 5 6 7 8 9 14 6 HEAT PUMP LOW PUMP USEFUL HEADS NRL 280 750 60HZ 575V 1 NRL 280 NRL 300 2 NRL 330 3 NRL 350 4 NRL 500 5...

Page 30: ...NRL 650 NRL 700 8 NRL 750 0 5000 10000 15000 20000 25000 30000 35000 40000 45000 l s 0 50 100 150 200 250 300 350 kPa 0 7 15 22 29 36 44 51 p s i gpm 0 22 44 66 88 110 132 154 176 198 1 2 3 4 5 6 7 8...

Page 31: ...ective factor of pressure drop PROPYLENE GLYCOL COOLING MODE CORRECTION FACTOR WITH PROPILENE GLYCOL COOLING MODE Freezing Point C 0 3 43 5 30 7 44 9 98 13 08 16 86 21 47 27 04 33 72 Percent PROPILENE...

Page 32: ...ex pansion tank is 1 5 bar and the volume is 25 litres 6 6 gallon Maximum value 6 bar The tank must be calibrated according to the maximum difference in height H of the device see figure according to...

Page 33: ...CAPACITY 1 2 3 4 028 50 100 030 50 100 033 50 100 035 50 100 050 35 70 100 055 31 63 100 060 23 48 73 100 065 25 47 75 100 070 23 48 73 100 075 25 47 75 100 POWER INPUT 1 2 3 4 028 45 100 030 45 100 0...

Page 34: ...6 69 6 70 8 72 4 66 7 63 0 075 HE 79 47 59 67 9 69 9 70 8 71 8 73 2 67 5 63 9 COOLING ONLY 028 E 74 42 54 72 2 61 1 66 4 63 5 61 0 50 0 43 7 030 E 75 43 55 73 0 62 5 67 5 64 4 62 5 51 2 45 0 033 E 77...

Page 35: ...which the compressors are activated and deactivated 3 C 5 4 10 C 18 5 C 10 Autostart Auto NRL 0280 NRL 0300 NRL 0330 NRL 0350 NRL 0500 NRL 0550 NRL 0600 NRL 0650 NRL 0700 NRL 0750 HIGH PRESSURE PRESS...

Page 36: ...A 2 3 A HIGH PUMP CP2 23 0 A 3 9 A 575V LOW PUMP CP1 19 0 A 1 9 A HIGH PUMP CP2 19 0 A 2 5 A NRL 0350 208V LOW PUMP CP1 54 5 A 4 6 A Fixed 8A HIGH PUMP CP2 54 5 A 7 8 A 230V LOW PUMP CP1 54 5 A 4 6 A...

Page 37: ...P CP1 19 0 A 3 5 A 3 x 3 7 A CP1A 23 0 A HIGH PUMP CP2 19 0 A 4 6 A CP2A 23 0 A NRL 0700 230V LOW PUMP CP1 54 5 A 11 5 A 3 x 7 2 A CP1A 54 5 A HIGH PUMP CP2 54 5 A 11 5 A CP2A 54 5 A 460V LOW PUMP CP1...

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Page 40: ...cqua VR Italia Tel 39 0442 633111 Fax 39 0442 93577 marketing aermec com www aermec com Aermec reserves the right to make all modification deemed necessary for improving the product at any time with a...

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