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AERMEC WRK0300H, Installation Manual

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AERMEC WRK0300H Installation Manual Download Page 27

27

STANDARD RATINGS

Size

ver.

0300

0330

0350

0500

0550

0600

0650

0700

System side heat exchanger

Min. flow rate

°

gpm

-

-

-

29.94

36.10

36.10

48.21

48.21

L

gpm

17.61

25.98

29.94

29.94

36.10

36.10

48.21

48.21

Max. flow rate

°

gpm

-

-

-

248.76

248.76

248.76

248.76

248.76

L

gpm

248.76

248.76

248.76

248.76

248.76

248.76

248.76

248.76

Source side heat exchanger

Min. flow rate

°

gpm

-

-

-

29.94

36.10

36.10

48.21

48.21

L

gpm

17.61

25.98

29.94

29.94

36.10

36.10

48.21

48.21

Max. flow rate

°

gpm

-

-

-

248.76

248.76

248.76

248.76

248.76

L

gpm

248.76

248.76

248.76

248.76

248.76

248.76

248.76

248.76

Minimum water operating pressure (PN)

psi

7,3

7,3

7,3

7,3

7,3

7,3

7,3

7,3

Maximun water operating pressure (PN)

psi

116,0

116,0

116,0

145,0

145,0

145,0

145,0

145,0

Cooling

System side water (in/out) 

54.00 °F / 44.01 °F

Source side water (in/out)  

84.99 °F / 94.30 °F

Heating

System side water (in/out) 

104 °F / 113 °F

Source side water (in/out)  

50.00 °F / 44.60 °F

OPERATING RANGE

The units, in standard configuration, are not suitable for installation in salty environment.
The values indicated in the table refer to the min. and max. limits of the unit.
If the unit operates beyond the operational limits, we recommend you first contact our technical-sales service.

 OPERATING COOLING MODE RANGE

Key

A 

Processed water temperature (source side) (°F)

B 

Water produced (system side) (°F)

1 

Cooling mode

0.0

20.0

40.0

60.0

68.0

80.0

100.0

120.0

140.0

160.0

°F

10.0

20.0 24.8 30.0

40.0

50.0

60.0

68.0

80.0

°F

B

140.0

95.0

1

A

Summary of Contents for WRK0300H

Page 1: ... o m o r i g i n a l I n s t a l l a t i o n m a n u a l EN W R K 60Hz 2 1 1 2 5 8 9 0 7 3 5 _ 0 1 REVERSIBLE WATER COOLED HEAT PUMP GAS SIDE C o o l i n g c a p a c i t y 1 9 2 4 9 3 t o n H e a t i n g c a p a c i t y 2 8 1 7 8 1 7 4 2 0 2 5 B T U h ...

Page 2: ......

Page 3: ...EC products are synonymous with Safety Quality and Reliability The data may undergo modifications considered necessary for the improvement of the product at any time and without the obligation for any notice thereof Thank you once again AERMEC S p A This marking indicates that this product should not be disposed with other household wastes throughout the EU To prevent possible harm to the environm...

Page 4: ...TERISTICS 16 TECHNICAL DRAWINGS HYDRAULIC CONNECTIONS 21 ELECTRICAL CONNECTIONS 25 ELECTRICAL DATA 26 PUMPS ELECTRICAL DATA 26 OPERATING RANGE 27 ELECTRIC POWER CONNECTION TO THE ELECTRICAL MAINS 29 INDICATIVE LAYOUT MODEL WRK 700 30 COMMISSIONING WARNINGS 31 MAINTENANCE 32 MAINTENANCE LIST OF THE RECOMMENDED PERIODIC INTERVENTIONS 35 CONFIGURATOR 37 ACCESSORIES 37 COMPATIBILITY OF ACCESSORIES 38 ...

Page 5: ...5 CERTIFICATIONS COMPANY CERTIFICATIONS SAFETY CERTIFICATIONS ...

Page 6: ... The installation must comply with the requirements of EN378 3 and the local current regulations In particular indoor installation must ensure adequate ventilation and provide refrigerant detectors when necessary The machine must not be installed in environments with risk of explosion but in a suitable place In particular if intended for indoor use it cannot be installed outdoors The machines must...

Page 7: ...xtures with ethylene glycol propylene in a maximum concentration of 30 The machine must only be employed for the use for which it was made any other use can be dangerous and void the warranty PREVENTIONS Make sure that the protections of mobile elements are correctly in place before restarting the unit Fans motors and belt drives may be in motion always wait for them to stop and take appropriate p...

Page 8: ... unità deve essere eseguita da personale qualificato Seguire scrupolosamente le istruzioni di sollevamento indicate con delle etichette poste sull unità Le operazioni di sollevamento dell unità devono essere eseguite con estrema attenzione per evitare urti su telaio pannelli quadro elettrico ecc NOTA Le unità possono essere protette dai danni durante il trasporto tramite elementi di plastica La ma...

Page 9: ...s exposed to frost if the unit is installed on soil the support base must rest on concrete columns with a depth greater than the normal depth of frost of the soil It is always advisable to build a support base separate from the main building to avoid the transmission of vibrations Stationary appliance for normal applications the rigidity of the unit and the positioning of point loads allow for an ...

Page 10: ... L in 31 5 31 5 31 5 31 5 31 5 31 5 31 5 31 5 WITHOUT HYDRONIC KIT WRK A1 in 39 4 B1 in 39 4 B2 in 39 4 C1 in 39 4 C2 in 39 4 MINIMUM TECHNICAL SPACES WRK vers 0300 0330 0350 0500 0550 0600 0650 0700 A L in 66 0 66 0 66 0 74 3 74 3 74 3 74 3 74 3 B L in 74 5 74 5 74 5 121 7 121 7 121 7 121 7 121 7 C L in 31 5 31 5 31 5 31 5 31 5 31 5 31 5 31 5 WITH HYDRONIC KIT A1 A C B B1 B2 C1 C2 ...

Page 11: ...23 7 46 9 11 9 WRK0500H 700HWITH HYDRONIC KIT 27 3 73 4 15 6 MODEL E F G in in in WRK0300H 350HWITHOUT HYDRONIC KIT 11 9 25 9 12 0 WRK0300H 350HWITH HYDRONIC KIT 11 9 46 9 11 9 ANTIVIBRANTS POSITION TOP VIEW TOP VIEW 28 8 in 1 4 in 1 4 in 28 8 in 1 4 in 1 4 in ...

Page 12: ...12 Xg Yg Xg Yg CENTER OF GRAVITY POSITION TOP VIEW MODELS 0500 0700 TOP VIEW MODELS 0300 0350 ...

Page 13: ...33 26 23 18 U W 2 546 42 5 15 2 34 26 23 18 V Z 2 701 40 3 14 2 37 25 23 16 M O U W 2 668 43 8 15 0 33 25 24 18 N P V Z 2 976 43 1 14 3 35 24 25 17 WRK0550H L 2 238 26 5 12 8 40 23 24 14 M O 2 657 43 5 15 3 33 25 24 18 N P 2 811 45 0 15 6 32 25 24 19 U W 2 734 44 5 15 3 32 25 24 19 V Z 2 888 42 3 14 3 35 24 24 16 M O U W 2 855 45 6 15 1 32 24 25 19 N P V Z 3 164 44 8 14 4 34 23 25 18 WRK0600H L 2 ...

Page 14: ... 18 AVX313 M O U W 2 723 44 9 15 0 30 27 23 21 AVX343 N P V Z 3 053 43 9 14 3 32 26 23 19 AVX343 WRK0550H L 2 227 27 1 12 8 37 25 23 16 AVX342 M O 2 712 44 5 15 3 29 28 22 21 AVX343 N P 2 877 46 1 15 6 28 28 22 22 AVX343 U W 2 789 45 5 15 3 29 27 22 21 AVX343 V Z 2 954 42 7 14 2 32 27 23 19 AVX343 M O U W 2 921 46 6 15 1 29 26 23 21 AVX343 N P V Z 3 252 45 4 14 4 31 26 24 20 AVX343 WRK0600H L 2 30...

Page 15: ...ttings Install stop valve near the water inlet and outlet fittings After performing a leak test insulate the pipes to reduce heat loss and prevent the formation of condensation If the external water pipes are in an area where it is likely that the environment temperature drops below 32 F insulate the pipes and provide an electric heater As an option you can also protect the pipes inside the unit C...

Page 16: ...ANDATORY 11 Drain valve 12 Storage tank 13 Antifreeze electric heater 14 Drain valve 15 Pressure gauge 12 14 1 2 2 4 4 5 5 5 7 11 11 11 10 6 6 8 8 3 3 1 2 2 4 4 5 5 7 11 11 10 8 13 15 15 9 9 CONDENSER EVAPORATOR Water characteristics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Temperature 65 C Oxygen content 0 1 ppm Max glycol amount 50 Phosphates PO 2ppm Manganese ...

Page 17: ...ge tank 18 Antifreeze electric heater 19 Drain valve 20 Pressure gauge 17 19 6 6 1 2 2 10 10 11 11 11 13 5 16 16 4 12 7 14 9 3 3 1 2 2 10 10 11 11 13 5 16 4 14 18 20 20 15 15 7 7 8 8 M O N P CONDENSER EVAPORATOR O P Options not available for sizes 0650 0700 Water characteristics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Temperature 65 C Oxygen content 0 1 ppm Max ...

Page 18: ...freeze electric heater 17 Drain valve 18 Pressure gauge 19 Pump 15 17 8 1 2 2 9 9 10 10 10 11 7 14 14 6 4 19 12 12 3 3 1 2 2 9 9 10 10 11 7 14 6 12 16 18 18 13 13 U W 4 4 5 5 V Z CONDENSER EVAPORATOR W Z Options not available for sizes 0650 0700 Water characteristics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Temperature 65 C Oxygen content 0 1 ppm Max glycol amoun...

Page 19: ...17 Antifreeze electric heater 18 Drain valve 19 Pressure gauge 16 18 8 8 1 2 2 10 10 11 11 11 12 7 15 15 6 4 4 13 9 3 3 1 2 2 10 10 11 11 12 7 15 6 13 17 19 19 14 14 4 4 5 5 M O N P U W 4 4 5 5 V Z CONDENSER EVAPORATOR O P W Z Options not available for sizes 0650 0700 Water characteristics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Temperature 65 C Oxygen content 0...

Page 20: ...tifreeze electric heater 14 Drain valve 15 Pressure gauge 12 14 14 1 2 2 4 4 5 5 5 7 7 11 11 11 10 6 6 8 8 8 3 4 3 3 1 2 2 4 4 5 5 7 11 11 11 10 8 13 15 15 9 1 2 2 4 5 5 5 6 9 9 DESUPERHEATER CONDENSER EVAPORATOR Water characteristics System Chiller with plate heat exchanger PH 7 5 9 Total hardness 4 5 8 5 dH Temperature 65 C Oxygen content 0 1 ppm Max glycol amount 50 Phosphates PO 2ppm Manganese...

Page 21: ...let Evaporator Inlet EVA Inlet evaporator Outlet CND Outlet condenser Inlet CND Inlet condenser 28 5 in 31 5 in 0 7 in 12 0 in 25 9 in 11 9 in 66 0 in 49 8 in 15 4 in 58 9 in 43 5 in 43 5 in 15 4 in 8 9 in Outlet EVA 2 1 2 Inlet EVA 2 1 2 Inlet CND 2 1 2 Outlet CND 2 1 2 13 9 in 8 9 in 31 5 in ...

Page 22: ...700 WITHOUT HYDRONIC KIT 0 7 in 11 9 in 46 9 in 82 5 in 2 4 in 84 9 in 23 7 in 74 3 in 8 9 in 8 9 in 13 8 in 15 4 in 43 5 in 43 5 in 15 4 in 31 5 in Outlet EVA 2 1 2 Inlet EVA 2 1 2 Inlet CND 2 1 2 Outlet CND 2 1 2 ...

Page 23: ...T SYSTEM SIDE GEOTHERMIC SIDE 0 7 in 11 9 in 11 9 in 46 9 in 28 5 in 31 5 in 66 0 in 3 7 in 70 7 in 74 5 in 9 3 in 58 9 in 32 3 in 50 6 in 15 2 in 31 5 in 9 3 in 8 9 in Outlet EVA 2 1 2 Inlet EVA 2 1 2 Inlet CND 2 1 2 Outlet CND 2 1 2 ...

Page 24: ...KIT SYSTEM SIDE GEOTHERMIC SIDE 0 7 in 15 6 in 73 4 in 27 3 in 74 3 in 3 2 in 2 4 in 116 2 in 121 7 in 15 4 in 16 2 in 58 9 0 8 in 10 2 0 8 in 32 3 0 8 in 53 4 0 8 in Outlet EVA 2 1 2 Outlet CND 2 1 2 Inlet EVA 2 1 2 Inlet CND 2 1 2 ...

Page 25: ...e manufacturer cannot be considered responsible for any damage caused by the lack of or ineffective appliance earth connection For units with three phase power supply check the correct connection of the phases ATTENTION All the electrical operations must be carried out by personnel in possession of the necessary qualifications by law suitably trained and informed on the risks related to these operat...

Page 26: ...SCE 40 125 55 Lowara NSCE 40 125 55 Pn kW 2 2 2 9 2 9 4 0 4 0 4 0 5 5 5 5 FLA A 4 0 5 5 5 5 6 7 6 7 6 7 8 9 8 9 ELECTRICAL DATA Option not available Version Integrated hydronic kit user side Integrated hydronic kit source side 0300 0330 0350 0500 0550 0600 0650 0700 Peak current LRA L A 148 178 213 214 223 190 230 278 L U V A 150 182 217 218 228 195 236 285 L M N A 150 182 217 218 228 195 236 285 ...

Page 27: ... 3 7 3 7 3 7 3 Maximun water operating pressure PN psi 116 0 116 0 116 0 145 0 145 0 145 0 145 0 145 0 Cooling System side water in out 54 00 F 44 01 F Source side water in out 84 99 F 94 30 F Heating System side water in out 104 F 113 F Source side water in out 50 00 F 44 60 F OPERATING RANGE The units in standard configuration are not suitable for installation in salty environment The values ind...

Page 28: ...0 0 60 0 68 0 80 0 100 0 122 0 140 0 149 0 149 0 95 0 68 0 160 0 F 10 0 14 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 F B A 1 T condenser 46 4 F Key A Water produced system side F B Processed water temperature source side F 1 T condenser 46 4 F 0 0 20 0 40 0 60 0 68 0 95 0 154 4 80 0 100 0 122 0 140 0 154 4 180 0 F 10 0 14 0 20 0 30 0 40 0 50 0 60 0 68 0 80 0 F B A 1 ...

Page 29: ...nsulated copper piping and with the compressor Identify the clamps for the electric connection and 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 respectin...

Page 30: ...30 INDICATIVE LAYOUT MODEL WRK 700 Power lines input L1 L2 L3 Earthing PE auxiliary terminal board position ...

Page 31: ...ssure drop tables present in this manual Check the correct functioning of the flow meters if installed Closing the cut off valve at the output of the heat exchanger the unit control panel must show the block Finally re open the valve and rearm the block COMMISSIONING Once all the aforementioned checks have been carried out the unit can be commissioned Close the door of the electrical panel Set the ...

Page 32: ...evention shoes etc Equip yourself with tools in good condition and make sure to have fully understood the instructions before using them For outdoor units do not perform interventions in dangerous weather conditions such as rain snow fog etc The cooling circuit contains under pressure refrigerant gas any operation must be performed by competent personnel in possession of the authorisations and qua...

Page 33: ...essor evaporator condensing coil or any other heavy element make sure that the lifting devices are compatible with the weight to be handled In air units with independent compressor compartment do not access the fan compartment without having first disconnected the machine through the isolator on the board and having placed a sign reading Do not turn on maintenance in progress Always and only use o...

Page 34: ...ressor inlet and outlet pipes Avoid using metratast that require the operator to near the machine cooling circuit Access the machines and acquire the measurements keeping AWAY from the under pressure parts of the cooling circuit As soon as the measurements are taken turn off the machine remove the instruments and close the cooling circuit compartment The thermostatic valve must be calibrated with ...

Page 35: ...nefit the arising of rust INTERVENTIONSTO COOLING CIRCUIT Functioning at full load Overheating temperature measurement Subcooling temperature measurement Exhaust gas temperature measurement Fans absorption measurement Compressors absorption measurement COMPRESSOR CHECKS Check oil level Check oil acidity Check the proper functioning of the casing resistance Check oil level sensor if any CHECKS ON H...

Page 36: ...CUIT PARTS Check the proper functioning of the thermostatic valve Check the charge of refrigerant gas 1 Check the proper functioning of the solenoid valves DECOMMISSIONING AND DISPOSAL OF THE MACHINE COMPONENTS ATTENTION The unit contains greenhouse effect fluoride gases covered by the Kyoto Protocol The law prohibits its dispersion in the environment and requires its recovery and delivery to the de...

Page 37: ...nstant flow rate to the evaporators AVX Spring anti vibration supports VT Antivibration supports FACTORY FITTED ACCESSORIES T6 Double safety valve high and low pressure with exchange valve 1 2 3 Name WRK 4 5 6 7 Size 0300 0330 0350 0500 0550 0600 0650 0700 8 Operating field Standard mechanic thermostatic valve 9 Model H Heat pump reversible gas side 10 Version L Silenced 11 Evaporator Standard 12 ...

Page 38: ... AVX343 L N AVX343 AVX343 AVX343 AVX343 AVX343 L V AVX313 AVX343 AVX343 AVX343 AVX343 L M AVX313 AVX343 AVX343 AVX343 AVX343 L M W AVX343 AVX343 AVX343 L N Z AVX343 AVX343 AVX343 L O U W AVX343 AVX343 AVX343 L P V Z AVX343 AVX343 AVX343 L Z AVX313 AVX343 AVX343 L O AVX313 AVX343 AVX343 L M V Z AVX343 AVX343 AVX343 AVX344 AVX344 L N U V W AVX343 AVX343 AVX343 AVX344 AVX344 L O V Z AVX343 AVX343 AVX...

Page 39: ......

Page 40: ...0 B e v i l a c q u a V R I t a l y T e l 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 m a r k e t i n g a e r m e c c o m w w w a e r m e c c o m 2 1 1 2 5 8 9 0 7 3 5 _ 0 1 DOWNLOAD THE LATEST VERSION http www aermec com qrcode asp q 17719 ...

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