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6

Aermec cod. INRLFTY.1409.4086994_01

NRL FC 800-1800 60Hz

GB

CN

CN

CN

CP

CP

TEV

TEV

BHE

V3V

3. 

PRINCIPLE OF OPERATION SCHEMES

3.1. 

PRODUCTION OF COLD WATER ONLY THE SYSTEM

Description

Operation

1

exchanger 
SYSTEM SIDE

(EVAPORATION)  
Production cold water

2

exchanger 
SOURCE SIDE

(CONDENSATION)
Heat exchange with the air

3

exchanger 
SYSTEM SIDE

(EVAPORATION FREE-COOLING)  
Production cold water

H

2

O RETURN

 SYSTEM

H

2

O DISCHARGE 

SYSTEM

1

2

3

2

Sign

Description

CP

compressor

CN

Air side exchange

TEV

Thermostatic valve

BHE

Exchanger plate

V3V

three-way valve

Summary of Contents for NRL FC 1000

Page 1: ...EN INSTALLATION MANUAL NRL free cooling 800 1800 CHILLER EXTERNAL UNITS HIGHT EFFICIENCY POWER SUPPLY 60Hz INRLFTY 1409 4086994_01...

Page 2: ...experience and special design studies and has been made of the highest grade materials and with cutting edge technology In addition all our products bear the EC mark indicating that they meet the requ...

Page 3: ...04 17 8 6 SYSTEM LOAD 18 8 7 EMPTYING THE SYSTEM 18 9 ELECTRICAL WIRINGS 19 9 1 RECOMMENDED SECTION OF ELECTRIC CABLES 19 9 2 CONNECTION TO THE POWER SUPPLY 20 9 3 TO ACCESS THE ELECTRIC BOX 20 9 4 E...

Page 4: ...acity recovered from the external air is no longer sufficient for the power requi red by the system The higher the cooling capacity recovery with free cooling the lower the integration is COMPRESSORS...

Page 5: ...yes yes yes yes hydraulic circuit Version 03 04 800 900 1000 1250 1400 1500 1650 1800 Water filter yes yes yes yes yes yes yes yes Flow switch yes yes yes yes yes yes yes yes Safety valve yes yes yes...

Page 6: ...ription Operation 1 exchanger SYSTEM SIDE EVAPORATION Production cold water 2 exchanger SOURCE SIDE CONDENSATION Heat exchange with the air 3 exchanger SYSTEM SIDE EVAPORATION FREE COOLING Production...

Page 7: ...STEM SIDE EVAPORATION Production of cold water 2 exchanger SOURCE SIDE CONDENSATION Heat exchange with the air 3 exchanger SYSTEM SIDE EVAPORATION FREE COOLING Production cold water 4 exchanger DESUPE...

Page 8: ...nt the structure of the unit being damaged by the straps It is absolutely forbidden to stand under the unit Take into account that when the chiller is working vibrations may be generated it is therefo...

Page 9: ...1 NRL FC 800 1800 60Hz GB 5 DIMENSIONS 5 1 NRL 800 900 1000 F 5 2 NRL 1250 1400 1500 F 5 3 NRL 1650 1800 F 3400 mm 134 in 2200 mm 87 in 2450 mm 96 in 2450 mm 96 in 2200 mm 87 in 4250 mm 167 in 5750 mm...

Page 10: ...NRL 1250 1400 1500 F 7 ANTIVIBRATION POSITIONING 7 1 NRL 800 900 1000 F 100 mm 4 in 2800 mm 110 in 100 mm 4 in 100 mm 4 in 100 mm 4 in 2000 mm 79 in 2100 mm 83 in 1825 mm 72 in 2000 mm 79 in 2100 mm 8...

Page 11: ...60Hz GB 400 mm 16 in 400 mm 16 in 720 mm 28 in 1915mm 75 in 1915mm 75 in 2100 mm 83 in 50 mm 2 in 50 mm 2 in 7 3 NRL 1650 1800 F 8 HYDRAULIC CONNECTION 8 1 NRL 800 900 1000 F 2450 mm 96 in 86 in 2191...

Page 12: ...NRL 1250 1400 1500 F 8 3 NRL 1650 1800 F 2450 mm 96 in 240 mm 9 in 2191mm 86 in 341mm 13 in 400 mm 15 in 3850 mm 151 in 1925 in 1925 mm OUT 4 IN 4 2675 mm 105 in 5350 mm 210 in 280 mm 11 in 240 mm 9 i...

Page 13: ...0800 0900 1000 P3 P4 FC 2450 mm 96 in 86 in 2190 mm 420mm 16in 240mm 9in 1500mm 3000mm 118in 400mm 15in 1300mm 59in 51 in IN 4 4 OUT 8 3 2 NRL 1250 1400 1500 P3 P4 FC 2450mm 96in 86in 16in 11in 1727mm...

Page 14: ...0in 2675mm 105in 2535mm 99in 2190mm 86in 420mm 16in 280mm 11in 400mm 15in OUT 4 IN 4 4 8 3 3 NRL 1650 1800 P3 P4 FC 400 2450 2190 420 240 1300 IN 4 4 OUT 4 2450mm 3000mm 118in 1084mm 42in 400mm 15in 5...

Page 15: ...OUT 4 2450mm 2190mm 280mm 11in 96in 86in 210in 5350mm 1577mm 62in 1098mm 43in 400mm 15in 572mm 22in 8 3 5 NRL1650 1800 03 04 FC IN 4 OUT 4 3850mm 2450mm 572mm 22in 244mm 9in 2191mm 96in 861in 1583mm...

Page 16: ...4 49 9899 1984 1667 66 1110 44 AVX 749 04 8091 1737 68 1236 49 10075 1984 1658 65 1097 43 AVX 749 P3 7540 1785 70 1298 51 8091 551 1794 71 1268 50 AVX 750 P4 7716 1769 70 1278 50 8267 551 1779 70 1250...

Page 17: ...15 7 16 0 25 1 25 6 8 7 8 9 04 16 0 16 0 25 4 25 3 8 7 8 6 P3 11 9 16 2 21 6 29 4 8 9 12 0 P4 12 3 16 2 22 0 29 0 8 9 11 7 NRL 1400 FA 00 10 7 15 5 21 7 31 5 8 4 12 2 03 15 7 15 5 26 3 25 9 8 3 8 2 04...

Page 18: ...force in the country of destination ATTENTION The hydraulic pipes connecting to the machine must be properly si zed to the actual flow of water re quired by the system in operation The water flow to...

Page 19: ...s than 50 ppm Sulphur ions none ammonia ions none Silicone ions less than 30 ppm ATTENTION The choice and the installation of components external to the NRL up to the installer who must ope rate accor...

Page 20: ...ater system load restore tap is closed Open the drain tap outside the machine and all the vent valves of the system and the correspon ding terminals If the system uses glycol this liquid should not be...

Page 21: ...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 ATTENTION For installation...

Page 22: ...e previous page and connect it to the knife switch terminals observing the phase and the earth fig 3 9 5 AUXILIARY CONNECTIONS AT THE USER INSTALLER EXPENSE The terminals indicated in future explanati...

Page 23: ...ning the handle down fig4 Press the key ON to start the machine fig 5 when the access LED appears the unit is ready for the operation 10 3 SEASON CHANGEOVER For each seasonal change check that the ope...

Page 24: ...on the machine This type of safety device can activate after the first 10 operating seconds of the pump if the water flow is insufficient This alarm sets the block of the compressor and the pump 12 RE...

Page 25: ...the liquid indicator indicates a dry circuit dry green In case of partial loss the circuit has to be emptied completely before reloading it The refrigerant R410A has to be loaded only in liquid phase...

Page 26: ...26 Aermec cod INRLFTY 1409 4086994_01 NRL FC 800 1800 60Hz GB...

Page 27: ...27 Aermec cod INRLFTY 1409 4086994_01 NRL FC 800 1800 60Hz GB...

Page 28: ...e not binding Aermec reserves the right to make any changes at any time deemed necessary for product improvement AERMEC S p A 37040 Bevilacqua VR Italy Via Roma 996 Tel 39 0442 633111 Telefax 0442 937...

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