AERMEC NRP 0800 Installation Manual Download Page 1

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2 2 . 1 1 – 5 8 0 6 7 1 2 _ 0 7

T r a n s l a t i o n o f O r i g i n a l i n s t r u c t i o n s

w w w . a e r m e c . c o m

Installation Manual

AIR-WATER MULTIPURPOSE

C o o l i n g c a p a c i t y 5 2 ÷ 1 2 0 t o n

H e a t i n g c a p a c i t y 7 3 8 , 3 8 7 ÷ 1 , 6 8 9 , 3 5 1 B T U / h

NRP 0800-1800

Summary of Contents for NRP 0800

Page 1: ... i o n o f O r i g i n a l i n s t r u c t i o n s w w w a e r m e c c o m Installation Manual EN AIR WATER MULTIPURPOSE C o o l i n g c a p a c i t y 5 2 1 2 0 t o n H e a t i n g c a p a c i t y 7 3 8 3 8 7 1 6 8 9 3 5 1 B T U h NRP 0800 1800 ...

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Page 3: ...to present the product and help you select the unit that best meets the needs of your system WARNING personnelwhopossessthenecessaryskillsaccordingtostate national and local regulations in force must choose and size the machine Aermec Aermec always attentive to the continuous changes in the market and its regulations reserves the right to make all the changes deemed necessary for improving the pro...

Page 4: ...1800 p 19 9 Hydraulic connections p 20 Connections p 20 Water characteristics p 20 Discharging system p 20 Anti freeze protection p 21 10 Position of hydraulic connections p 22 11 System water content p 24 Minimum system water content p 24 Maximum system water content p 24 Expansion vessel setting p 25 12 Main hydraulic circuits p 26 2 pipe system p 26 4 pipe system p 29 13 Main cooling refrigeran...

Page 5: ...at the disposal of this product must strictly follow the national and local laws in force All specifications are subject to change without prior notice Although every effort has been made to ensure accuracy Aermec shall not be held liable for any errors or omissions ...

Page 6: ...ted ensures perfect satisfaction of heating and cooling loads The operating modes are 1 PRODUCTION OF COOLED WATER ONLY The multipurpose unit acts as a classical chiller cool water to the system and con densation heat disposal outside through finned coils 2 PRODUCTION OF HOT WATER ONLY The multipurpose unit acts as a heat pump exploiting the heat of the outside air it makes use of the finned coil ...

Page 7: ...ec shall not be held liable for the failure to observe the safety and accident prevention regulations in force Personal protective equipment PPE 1 Operations Handling Installation and or maintenance Welding or brazing Safety gloves helmet goggles safety footwear protective garments Earmuffs 1 It is recommended to follow the instructions in EN 378 3 Observe the laws in force in the country of unit ...

Page 8: ...res on elec trical equipment and for lubricant oil of the compressor and the refrigerant The unit contains pressurised refrigerant gas no operation may be performed on pressurised equipment except during maintenance which must be per formed by skilled and qualified personnel Perform brazing or welding only on empty pipes and clear of any lubricating oil residues do not near flames or other heat so...

Page 9: ... WARNING Under no circumstances does the unit have to be operated outside the operating limit under penalty of the warranty expiration Aermec S p A cannot be held responsible for any malfunction of the units which are operated outside the established limits and for their consequences OPERATING COOLING MODE RANGE Key A Outdoor air temperature F B Water produced F 1 Standard mode B 1 A 0 14 20 40 60...

Page 10: ...applicable safety procedures The handling operations must be carried out carefully to prevent damage The unit may only be handled in a horizontal position and only from its base It is prohibited to dispose of the packaging material in the environ ment or leave it within reach of children as it may be a potential source of danger Therefore it must be disposed of according to what is defined by curr...

Page 11: ...t be fixed to the unit BEFORE being earthed AERMEC is not responsi ble for selecting the capacity of the anti vibration supports Each side of the unit must have space to allow all routine and extraordinary maintenance to be performed the vertical air exhaust must not be obstructed PLACE OF INSTALLATION All the units in this series are designed to be installed outdoors on roofs or on the ground in ...

Page 12: ...g images indicate the minimum required space SINGLE INSTALLATION 1 42 in B1 B2 C1 C2 A1 B1 B2 C1 C2 A1 1 1 1 1 Minimum technical space to be ensured in order for the chiller to work properly and for possible maintenance The drawings are provided solely as examples VERSION A Size 0800 0900 1000 1250 1400 1500 1650 1800 Minimumtechnicalspaces B1 A in 31 5 31 5 31 5 31 5 31 5 31 5 31 5 31 5 B2 A in 4...

Page 13: ...S For DIMENSIONS and POSITION OF HYDRAULIC CONNECTIONS refer to the DWG file on site www aermec com or selection program Magellano View from below NRP 0800 1000 71 9in 71 9in Ø20 3 9in 2 0in 3 9in NRP 1250 1800 Ø20 2 0in 15 7in 15 7in 75 4in 75 4in 28 3in ...

Page 14: ...1 5 70 4 94 4 94 6 94 3 99 6 98 3 A P2 P4 00 in 67 0 69 3 68 0 91 8 92 1 91 7 97 4 96 0 A P2 P4 R1 R3 in 68 0 70 2 69 1 93 0 93 2 92 9 98 3 97 0 A P2 P4 R2 R4 in 68 9 71 1 70 0 93 9 94 1 93 9 99 1 97 8 Y A 00 00 in 7 137 6 7 490 3 7 468 3 9 935 4 10 023 4 10 111 3 10 530 0 10 838 8 A 00 R1 R3 in 7 446 3 7 798 1 7 798 1 10 310 2 10 398 1 10 486 0 10 904 7 11 213 5 A 00 R2 R4 in 7 732 1 8 084 8 8 06...

Page 15: ...3 22 0 21 9 22 2 18 7 20 0 5 A 00 00 3 8 5 0 4 6 13 4 13 7 13 3 17 8 16 1 A 00 R1 R3 4 2 5 2 4 9 15 4 15 7 15 3 19 7 17 9 A 00 R2 R4 4 4 5 5 5 1 17 0 17 2 16 9 21 3 19 4 A P1 P3 00 3 5 4 6 4 3 12 1 12 4 12 1 16 4 14 7 A P1 P3 R1 R3 3 8 4 9 4 5 14 2 14 4 14 1 18 3 16 6 A P1 P3 R2 R4 4 1 5 1 4 8 15 8 16 0 15 7 19 8 18 1 A P2 P4 00 3 3 4 5 4 1 11 5 11 8 11 5 15 6 14 1 A P2 P4 R1 R3 3 6 4 7 4 4 13 5 1...

Page 16: ... 2 8 5 A P1 P3 00 10 7 9 7 10 1 10 1 9 9 9 9 8 8 9 1 A P1 P3 R1 R3 10 0 9 1 9 5 9 8 9 6 9 6 8 5 8 8 A P1 P3 R2 R4 9 5 8 6 9 0 9 5 9 4 9 4 8 3 8 6 A P2 P4 00 11 0 9 9 10 3 10 1 9 9 10 0 8 8 9 1 A P2 P4 R1 R3 10 3 9 3 9 7 9 8 9 6 9 7 8 6 8 8 A P2 P4 R2 R4 9 8 8 9 9 3 9 5 9 4 9 4 8 3 8 6 2 A 00 00 11 8 11 1 12 4 12 6 12 5 12 6 9 0 9 6 A 00 R1 R3 10 7 10 1 11 3 11 8 11 7 11 8 8 5 9 1 A 00 R2 R4 9 9 9 ...

Page 17: ...2 15 9 16 3 16 1 17 2 16 3 A P2 P4 R2 R4 4 1 5 4 5 3 17 4 17 7 17 5 18 3 17 5 7 A 00 00 2 8 2 8 2 7 4 4 4 1 A 00 R1 R3 2 8 2 8 2 7 4 3 4 1 A P1 P3 00 2 8 2 8 2 7 4 3 4 1 A 00 R2 R4 2 8 2 8 2 7 4 2 4 0 A P1 R1 R3 2 8 2 7 2 7 4 2 4 0 A P2 00 R1 R3 2 8 2 7 2 7 4 2 4 0 A P3 R1 R3 2 8 2 7 2 7 4 2 4 0 A P4 00 R1 R3 2 8 2 7 2 7 4 2 4 0 A P1 P3 R2 R4 2 8 2 7 2 7 4 1 4 0 A P2 P4 R2 R4 2 8 2 7 2 7 4 1 3 9 8...

Page 18: ...18 22 11 5806712_07 7 DIMENSIONAL TABLES NRP 0800 1000 86 6in 96 5in 167 3in NRP 0800 0900 60Hz NRP 1000 60Hz 3 9 in 3 9 in 3 9 in 3 9 in ...

Page 19: ...22 11 5806712_07 19 NRP 1250 1800 96 5in 226 4in 86 6in 21 7 in 43 3 in 80 8 in 43 3 in 21 7 in ...

Page 20: ...rmec com It is important to follow the recommendations not complete below The water pipes must not transmit radial or axial forces or vibrations to the ex changers use flexible hoses to reduce the transmitted vibrations It is necessary to install manual or automatic vent valves in the highest points of the circuit and also provide discharge fittings in the lowest points to allow emptying the entir...

Page 21: ...REEZE PROTECTION The addition of glycol is the only effective protection against freezing the glycol water solution must be sufficiently concentrated to ensure proper protection and prevent ice forming at minimum temperature provided for a given installation Take the necessary precautions if using non passivated anti freeze solu tions monoethylene glycol or monopropylene glycol Corrosion phenom en...

Page 22: ...75 8 in 9 5 in 14 5 in NRP 0800 0900 versionS R1 R2 R3 R4 P1 P2 P3 P4 31 5 in 13 5 in 31 5 in 55 0 in 75 8 in 71 1 in 9 5 in 15 6 in NRP 1000 version 00 11 0 in 20 4 in 31 5 in 75 8 in 11 0 in 22 4 in NRP 1000 versions R1 R2 R3 R4 P1 P2 P3 P4 31 5 in 31 5 in 13 5 in 55 0 in 75 8 in 51 2 in 14 1 in 20 7 in ...

Page 23: ... 11 0 in 22 4 in 11 0 in 61 1 in 105 4 in NRP 1250 1800 versions R1 R2 R3 R4 P1 P3 13 5 in 31 5 in 11 0 in 16 7 in 61 1 in 23 4 in 100 7 in 105 4 in NRP 1250 1800 versions R1 R2 R3 R4 P2 P4 13 5 in 31 5 in 61 1 in 23 4 in 105 4 in 80 8 in 11 0 in 20 7 in ...

Page 24: ...AERMEC Technical Commercial Service NOTICE Under no circumstances does the unit have to be operated when water flow rate on the heat exchanger is below the minimum water flow rate or above the maximum water flow rate under penalty of the warranty expiration Aermec cannot be held responsible for any malfunction of the units which are operated outside the established limits of water flow rate and fo...

Page 25: ...figure according to the formula p rating psi H ft 33 5 1 0 For example if level difference H is equal to 65 6 ft the calibration value of the vessel will be 33 4 psi If the calibration value obtained from the formula is less than 21 8 psi i e for H 40 2 use the standard calibration Key A Expansion vessel 1 Check that highest utility is not higher than 180 4 ft 2 Ensure that lowest utility can with...

Page 26: ... System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Electric conductivity 10 500 μS cm Temperature 65 C Oxygen content 0 1 ppm Max glycol amount 50 Phosphates PO 2ppm Manganese Mn 0 05 ppm Iron Fe 0 2 ppm Alkalinity HCO 70 300 ppm Chloride ions Cl 50 ppm Free chlorine 0 5 ppm Sulphate ions SO 50 ppm Sulphide ion S None Ammonium ions NH None Silica SiO 30 ppm NOTICE under n...

Page 27: ...ECOVERY SIDE hot domestic water SYSTEM SIDE hot cold Water characteristics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Electric conductivity 10 500 μS cm Temperature 65 C Oxygen content 0 1 ppm Max glycol amount 50 Phosphates PO 2ppm Manganese Mn 0 05 ppm Iron Fe 0 2 ppm Alkalinity HCO 70 300 ppm Chloride ions Cl 50 ppm Free chlorine 0 5 ppm Sulphate ions SO 50 ppm ...

Page 28: ...d Water characteristics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Electric conductivity 10 500 μS cm Temperature 65 C Oxygen content 0 1 ppm Max glycol amount 50 Phosphates PO 2ppm Manganese Mn 0 05 ppm Iron Fe 0 2 ppm Alkalinity HCO 70 300 ppm Chloride ions Cl 50 ppm Free chlorine 0 5 ppm Sulphate ions SO 50 ppm Sulphide ion S None Ammonium ions NH None Silica Si...

Page 29: ... exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Electric conductivity 10 500 μS cm Temperature 65 C Oxygen content 0 1 ppm Max glycol amount 50 Phosphates PO 2ppm Manganese Mn 0 05 ppm Iron Fe 0 2 ppm Alkalinity HCO 70 300 ppm Chloride ions Cl 50 ppm Free chlorine 0 5 ppm Sulphate ions SO 50 ppm Sulphide ion S None Ammonium ions NH None Silica SiO 30 ppm NOTICE under no circumstances does the unit h...

Page 30: ...6 21 3 3 22 HOT SIDE COLD SIDE Water characteristics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Electric conductivity 10 500 μS cm Temperature 65 C Oxygen content 0 1 ppm Max glycol amount 50 Phosphates PO 2ppm Manganese Mn 0 05 ppm Iron Fe 0 2 ppm Alkalinity HCO 70 300 ppm Chloride ions Cl 50 ppm Free chlorine 0 5 ppm Sulphate ions SO 50 ppm Sulphide ion S None Am...

Page 31: ...tics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Electric conductivity 10 500 μS cm Temperature 65 C Oxygen content 0 1 ppm Max glycol amount 50 Phosphates PO 2ppm Manganese Mn 0 05 ppm Iron Fe 0 2 ppm Alkalinity HCO 70 300 ppm Chloride ions Cl 50 ppm Free chlorine 0 5 ppm Sulphate ions SO 50 ppm Sulphide ion S None Ammonium ions NH None Silica SiO 30 ppm NOTICE und...

Page 32: ...C TEV HPT HPS LS VIC LPT IDL CP CN CV CV CV CV CV TEV F AL VIC TEV 1 4 4 4 4 4 4 4 4 4 4 5 5 5 5 9 9 10 10 11 11 12 12 13 13 14 14 9 9 6 6 7 7 8 8 2 A B 3 3 System hot water production Key A Plant return water B System delivery water 1 System side heat exchanger 2 Dhw side exchanger 3 Source side heat exchanger 4 One way valve 5 Thermostatic expansion valve 6 Sight glass 7 Filter drier 8 Liquid ac...

Page 33: ...VIC TEV CP 2 1 4 4 4 4 4 4 4 4 4 4 5 5 5 5 9 9 10 10 11 11 12 12 13 13 14 14 9 9 6 6 7 7 8 8 2 3 3 2 CIRCUITS TO PRODUCE COLD WATER TO SYSTEM AND HOT WATER TO DHW Key A Plant return water B System delivery water 1 System side heat exchanger 2 Dhw side exchanger 3 Source side heat exchanger 4 One way valve 5 Thermostatic expansion valve 6 Sight glass 7 Filter drier 8 Liquid accumulator 9 Cycle inve...

Page 34: ...CV CV TEV F AL VIC TEV 1 4 4 4 4 4 4 4 4 4 4 5 5 5 5 9 9 10 10 11 11 12 12 13 13 14 14 9 9 6 6 7 7 8 8 2 B A 3 3 CP MAIN COOLING REFRIGERANT LAYOUTS FOR 4 PIPE SYSTEM Cold water production at system Key A Plant return water B System delivery water 1 System side heat exchanger 2 Dhw side exchanger 3 Source side heat exchanger 4 One way valve 5 Thermostatic expansion valve 6 Sight glass 7 Filter dri...

Page 35: ...EM H2 O DHW SYSTEM SUPPLY H2 O 1 4 4 4 4 4 4 4 4 4 4 5 5 5 5 9 9 10 10 11 11 12 12 13 13 14 14 6 6 7 7 8 8 2 3 3 Simultaneous production of hot and cold water to the system Key A Plant return water B System delivery water 1 System side heat exchanger 2 Dhw side exchanger 3 Source side heat exchanger 4 One way valve 5 Thermostatic expansion valve 6 Sight glass 7 Filter drier 8 Liquid accumulator 9 ...

Page 36: ...tions following international regulations and the national regulations of the country in which the unit is installed in compliance with the legislative regulations in force at the moment of installation it is mandatory to check the machine sealing before connecting the electrical wiring The machine must only be powered once the hydraulic and electric operations are completed Electrical connections...

Page 37: ... always refer exclusively to the wiring diagram supplied with the unit Remove any protections from the cable fixing points For the functional connection of the unit take the power supply cable to the electric control board inside the unit and connect it to clamps L1 L2 L3 N if present and PE respecting the polarities L1 L2 L3 and N as phases and PE as grounding Ensure that all protections removed ...

Page 38: ...1 410 461 533 612 660 697 703 A P3 P4 R1 R2 A 362 428 479 550 636 684 721 727 A P3 P4 R3 R4 A 365 435 486 557 647 695 732 738 POWER SUPPLY 460V Version Integrated hydronickituser side Integrated hydronickit recoveryside 0800 0900 1000 1250 1400 1500 1650 1800 Peakcurrent LRA A 00 00 A 293 343 358 430 480 505 521 511 A 00 R1 R2 A 299 352 367 439 492 517 533 523 A 00 R3 R4 A 300 355 370 442 497 522 ...

Page 39: ...4 R1 R2 A 156 162 171 228 278 308 313 300 A P3 P4 R3 R4 A 157 164 173 231 282 312 317 304 POWER SUPPLY 208V Version Integrated hydronickituser side Integrated hydronickit recoveryside 0800 0900 1000 1250 1400 1500 1650 1800 Peakcurrent LRA A 00 00 A 611 784 820 979 1004 1065 1103 1178 A 00 R1 R2 A 622 803 839 998 1030 1091 1129 1204 A 00 R3 R4 A 625 810 846 1005 1041 1102 1140 1215 A P1 P2 00 A 62...

Page 40: ... are complied with and that a mechanical filter has been installed in each inlet heat exchanger Mandatory component for warranty to be valid Check that the circulation pump s are working and that the wa ter flow rate is sufficient to close the flow switch contact if installed We recommend installing one always upstream of every heat exchanger Check the water flow rate measuring the pressure differ...

Page 41: ...ements are correctly in place before restarting the unit It is not permitted to walk on the machine or to place other items on it Fans motors and belt drives may be in motion always wait for them to stop and take appropriate precautions to prevent their activation before accessing them If the unit has components such as integrated inverters disconnect the power supply and wait at least 15 minutes ...

Page 42: ...ss its cooling circuit Connect the necessary instruments pressure gauges connected with suitable extensions to the pressure sockets on the compressor inputs and outputs ther mometers connected to thermocouple probes that are fastened to the pipes at the compressor inputs and outputs Do not use metratasts as they require the operator to approach the machine s cooling circuit Turn on the machine and...

Page 43: ...clean the coils refer to the dedicated chapter INTERVENTIONS ON THE CIRCUIT DESCRIPTION FREQUENCY Note 3Mths 6Mths 12Mths INTERVENTIONSONTHECOOLINGCIRCUITOPERATINGWITHFULLLOAD Measurementoftheoverheatingtemperature Measurementoftheundercoolingtemperature Measurementoftheexhaustgastemperature Measurementoffaninput Measurementofcompressorinput COMPRESSORCONTROLS Oillevelcontrol Oilaciditycontrol Con...

Page 44: ... o n e 3 9 0 4 4 2 6 3 3 1 1 1 F a x 3 9 0 4 4 2 9 3 5 7 7 s a l e s a e r m e c c o m w w w a e r m e c c o m 2 2 1 1 5 8 0 6 7 1 2 _ 0 7 5806712_07 DOWNLOAD THE LATEST VERSION TÉLÉCHARGER LA DERNIÈRE VERSION http www aermec com qrcode asp q 14263 http www aermec com qrcode asp q 14262 ...

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