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27

EN

2

1

To check or modify the operati ng parameters of the unit it is necessary to use the interface of the control panel on the unit. The basic operati ons that the user must be 

capable of, for the correct use of the unit, are:

(1) Moving from one menu to the next.

(2) Selecti ng and modifying a parameter. 

User operating procedures

Moving between menus

(a) To move between the menus, the order in which they are dis-

played is shown in the previous page, enter the menu selection 
mode by pressing the key (

).

(b) Once in the menu selection mode it is possible to move 

between menus using the arrow keys: the key (

) to move to the 

previous menu, and the key (

) to move to the next menu.

(c) When the desired menu is shown press the key (

)to enter 

the menu. Press the key(

) to return to the menu selection 

mode.

Selecting and modifying a menu

(a) Once the menu is selected, by following the procedure (

1

), it 

is possible to move between the screens using the arrow keys: the 

key (

) to move to the previous parameter, and the key (

) to 

move to the next parameter.

(c) When the desired parameter is shown press the key (

) to 

enter the parameter. To exit the parameter and return to the 

parameter selection mode press the key (

).

WARNING: Once a parameter is selected by pressing the key (

), 

the parameter selection mode is automatically accessed and in this 

mode the desired parameter values can be set with the following 

procedure:

(1) Pressing the key (

) causes a flashing cursor to appear on the 

first modifiable field of the parameter. If no modifiable fields are 

displayed then the cursor will not appear. 

(2) Pressing the key (

) or the key (

), the value of the field can 

be increased or decreased.

(3) Pressing the key (

) confirms the modification of the field 

value, saving it in memory. On the basis of the type of parameter 

selected the number of modifiable fields can change.

previous menu

next

menu

exiting a menu

entering a 

menu

previous para-

meter

next 

parameter

exiting a 

parameter

entering a para-

meter

17.  USER OPERATING PROCEDURES

Summary of Contents for NRL 0280 FE

Page 1: ...tenance Manual TRANSLATION FROM ORIGINAL 21 05 5641250_04 NRL FC 028 075 CHILLER HIGH EFFICENCY POWER SUPPLY 60Hz GAS FREE COOLING AHRI CERTIFICATION INTERTEK CERTIFICATION SCROLL COMPRESSOR AXIAL FAN...

Page 2: ......

Page 3: ...ence 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 requirements o...

Page 4: ...0 0650 0700 FA 12 7 4 NRL 0750 FA 12 8 Crate special wood cover for transport accessory 13 9 Hydraulic connection 14 9 1 Hydraulic connection NRL 0280 0350 FA 14 9 2 Hydraulic connection NRL 0500 0750...

Page 5: ...coils at the desired temperature This is the most economical mode of the unit with only the fans operating in speed modulation MIXED FREE COOLING COMPRESSORS the compressors operate in integration wi...

Page 6: ...yes Hydraulic circuit Version 01 04 0280 0300 0330 0350 0500 0550 0600 0650 0700 0750 Water filter yes yes yes yes yes yes yes yes yes yes Flow switch yes yes yes yes yes yes yes yes yes yes Safety va...

Page 7: ...r 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 H2 O RETURN SYSTE...

Page 8: ...have thorough knowledge of the operations and any dangers that may arise at the moment in which the installation operations are carried out 4 SELECTION AND PLACE OF INSTALLATION 1100 mm 43 in 800 mm 3...

Page 9: ...0 mm 43 in 2950 mm 116 in 3010 mm 119 in 1160 mm 46 in 1606 mm 63 in 1100 mm 43 in 2950 mm 116 in 1750 mm 69 in 3010 mm 119 in 1160 mm 46 in 6 2 NRL 0330 0350 FE 6 3 NRL 0500 0550 FA 3260 mm 128 in 11...

Page 10: ...0650 0700 FA 6 5 NRL 0750 FA 1990 mm 78 in 4010 mm 158 in 4070 mm 160 in 1100 mm 43 in 1160 mm 46 in 1875 mm 74 in 1955 mm 77 in 1500 mm 59 in 4355 mm 172 in ATTENTION NRL 0750 FA ALWAYS USE ALL THE...

Page 11: ...00 mm 8 in 200 mm 8 in 200 mm 8 in 1275 mm 50 in 1275 mm 50 in 1275 mm 50 in 1275 mm 50 in 200 mm 8 in 1400 mm 55 in 1462 mm 58 in 200 mm 8 in 200 mm 8 in 1400 mm 55 in 1462 mm 58 in 200 mm 8 in 7 1 N...

Page 12: ...50 FA 200 mm 8 in 200 mm 8 in 2158 mm 85 in 1440 mm 57 in 200 mm 8 in 200 mm 8 in 2158 mm 85 in 1440 mm 57 in 100 mm 4 in 100 mm 4 in 100 mm 4 in 100 mm 4 in 1500 mm 59 in 1500 mm 59 in 1500 mm 59 in...

Page 13: ...NRL MODELS CRATE 0280 FA FE 02 0300 FA FE 02 0330 FA FE 02 0350 FA FE 02 0500 FA FE 02 0550 FA FE 02 0600 FA FE 03 0650 FA FE 03 0700 FA FE 03 0750 FA FE 04 CRATE A in B in C in CRATE02 87 9 138 7 50...

Page 14: ...750 FA WARNING Clean the system carefully before connecting the unit Cleaning will eliminate any residues suck as drops of solder waste rust or other impurities from the piping These substances could...

Page 15: ...839 538 212 1616 636 30 29 21 20 VT 10 NRL0550F P4 2638 537 211 1620 638 30 29 21 20 VT 13 NRL0550F P3 2552 537 211 1579 622 31 29 20 19 VT 13 WEIGHT OF RUNNING UNITS NRL TYPE WEIGHT lib CENTER OF GRA...

Page 16: ...0F 00 3196 550 217 1723 679 7 7 7 7 33 0 33 1 9 2 9 2 VT 22 NRL0650F 04 3703 476 187 1491 587 8 8 6 7 37 5 28 6 10 4 8 0 VT 22 NRL0650F 03 3593 490 193 1535 604 8 6 6 9 36 6 29 5 10 2 8 2 VT 22 NRL065...

Page 17: ...g 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 the exchanger must always be constant ATTENTION Carefully wash the plant bef...

Page 18: ...one 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 according to the rules of good te...

Page 19: ...YSTEM Before starting to drain the system turn off the unit Check that the water system load restore tap is closed Open the drain tap outside the machine and all the vent valves of the system and the...

Page 20: ...water pipes for the earthing of the machine 12 1 RECOMMENDED SECTION OF ELECTRIC CABLES The cable sections indicated in the table are advised for a maximum length of 50 m For higher lengths or differ...

Page 21: ...AD PUMP P3 P4 03 04 I EC INVERTER FAN LRA FA 230V A 382 402 388 463 481 537 FE 242 290 304 374 MCA FA 230V 150 175 175 225 300 300 FE 90 90 110 150 MOP FA 230V 175 200 200 250 300 300 FE 110 110 125 1...

Page 22: ...od Anti freeze alarm See User Manual Restart Manual Elec cal Heater OFF ON Temperature 5 C 4 C Circula ng Pump OFF ON Temperature 5 C 4 C Only for pure water not added with glycol WATER FLOW ALARM If...

Page 23: ...lefonico KIT PGD1 ACCESSORIO S90CONN cavo di collegamento Cavo telefonico External Alarm J15 N08 C8 NC8 Circula ng Pump J12 N01 CP01 Remote Control PGD1 Circula ng Pump J22 N018 CP02 External Circuit...

Page 24: ...s the list of active and historical alarms red LED on active alarm MENU ACTIVATION key Pressing this key activates the navigation between menus orange LED on winter operating mode active EXIT MENU key...

Page 25: ...owmask English ESCtoconfirm 20 A Remaining time for software loading this value shows the remain ing time to starting the software loaded on the unit and passing the to system language selection B Sys...

Page 26: ...nly modi ed by personnel quali ed in the installa on and con gura on of the unit Menu structure and naviga on Index Icon Menu Menu function A MAIN The screens in this menu display the current conditio...

Page 27: ...e to move between the screens using the arrow keys the key to move to the previous parameter and the key to move to the next parameter c When the desired parameter is shown press the key to enter the...

Page 28: ...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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