AERMEC NRK 0150 User manual

• Reversible Heat Pumps

• Air-Water

• Outdoor Installation

• Axial Fans

• Scroll Compressor

• High Efficiency



NRK

0150÷0700

INRKIY_15.11_5167555_01

Dear Customer,

Thank you for choosing an AERMEC product. This product is the result of many years of experience and

in-depth engineering research, and it is built using top quality materials and advanced technologies.

In addition. We constantly monitor the quality level, and as a result AERMEC

products are synonymous with Safety, Quality, and Reliability.

The data may be subject to modifications deemed necessary for improving the product at any time and

without forewarning.

Thank you again.

AERMEC S.p.A

1. General warnings .............................................................................. 6

2. Receipt and handling ........................................................................ 7

  ........ 8

  ................................................... 13

5. Main hydraulic circuits .................................................................... 19

6. System loading................................................................................ 24

7. System emptyng.............................................................................. 24

8. System draining............................................................................... 24

 ..................... 25

  ........................................................................ 29

11. Electric data table ........................................................................... 30

12. Relectronic control.......................................................................... 31

 ...................................................................... 32

 GD1...................................................................... 33

15. Start-up procedure.......................................................................... 34

 ....................................................... 35

 ............................................................... 36

18. Control and commissioning ............................................................ 37

 ..................................................................... 38

20. Extraordinary maintenance ............................................................ 38

  ............................................................................. 39

22. Distributor....................................................................................... 40

Index

6INRKIY_14.02_5167555_00

NRK0200-0700 HA-HE

1. GENERAL WARNINGS

GENERAL WARNINGS

The units are constructed according to the recognised

technical standards and safety regulations.

They are designed for the production of chilled water

for technical installations.

Any contractual or extracontractual liability of the

Company is excluded for injury/damage to persons,

animals or objects owing to installation, regulation and

maintenance errors or improper use.

All uses not expressly indicated in this manual are

prohibited.



1. The instructions along with all the related

documentation must be given to the user of

the system, who assumes the responsibility to

conserve the instructions so that they are always

at hand in case of need.

2. Read this sheet carefully; the execution of all

works must be performed by qualified staff,

according to Standards in force on this subject in



3. The appliance warranty does not cover the costs

for ladders, scaffolding or other elevation sys-

tems, which may become necessary for carrying

out interventions under warranty.

4. Do not modify or tamper with the heat pump

as dangerous situations can be created and the

manufacturer will not be liable for any damage

caused. The warranty shall be become null and

void if the above-mentioned indications are not

respected.

WARNINGS REGARDING SAFETY AND

INSTALLATION STANDARDS

1. Before beginning any operation, READ THESE

INSTRUCTIONS CAREFULLY AND CARRY OUT

THE SAFETY CHECKS TO AVOID ALL RISKS.

2. All the staff involved must have thorough

knowledge of the operations and any dangers

that may arise at the moment in which the

installation operations are carried out.

 will not assume any responsibility for

damage due to failure to follow these instructions.

PRODUCT IDENTIFICATION

The units can be identified through:

- PACKING LABEL

which shows the product identification data.

- TECHNICAL PLATE

7INRKIY_14.02_5167555_00

NRK 0200-0700 HA-HE

RECEIPT AND HANDLING

• The machine is delivered from the factory

wrapped in estincoil.

• Before handling the unit, verify the lifting capaci-

ty of the machines used.

• Handling must be performed by qualified, suita-

bly equipped staff.



Whenever the machine must be lifted using belts,

place protections between the belts and the frame-

work to prevent damage to the structure.

LIFTING REGULATIONS

1. All panels must be tightly fixed before handling

the unit;

2. Before lifting, check the specific weight on the

technical plate;

3. Use all, and only, the lifting points indicated;

4. Use ropes in compliance with Standards and of

equal length;

5. Use a spacer beam in compliance with Standards



6. Handle the unit with care and without sudden

movements

SELECTION AND PLACE OF INSTALLATION

The Units sent from the factory already inspected and

only requires electric and hydraulic connections in the

place of installation.

Before beginning the installation process, decide with

the customer where the unit is to be installed, whilst

paying attention to the following:

1. The support surface must be capable of

supporting the unit weight.

2. The safety distances between the units and other

appliances or structures must be scrupulously

respected.

3. The unit must be installed by a qualified

technician in compliance with national laws in the

country of destination.

4. It is mandatory to envision the necessary

technical spaces in order to allow ROUTINE AND

EXTRAORDINARY MAINTENANCE interventions.

5. Remember that during operation, the chiller

can cause vibrations; therefore anti-vibration

mounts (ACCESSORIES) are recommended, which

are fixed to the base according to the assembly

layout.

6. Fix the unit checking that it is level.



• It is prohibited to stop under the unit during

lifting operations.

• The units CANNOT be stacked.

• The unit must be installed in order to make

possible the maintenance and / or repair.

LIFT THE UNIT



ATTENTION

In windy areas, for correct operation it is

recommended to install a windbreak barrier.

It should be installed if wind velocity is beyond 2.5 m/s.

2. RECEIPT AND HANDLING

ATTENTION

Lifting rods NOT supplied.

ATTENTION:

Diameter of holes Ø ____

ATTENTION

The unit comes ﬁxed on a pallet.

Use forklis for handling

800

1100

3000

800

1100

3000

800

1100

3000

NRK_0300 NRK_0330_0550 NRK_0600_0700

8INRKIY_14.02_5167555_00

NRK0200-0700 HA-HE

NRK_0300 [HA]

640 6001960

Ø 40 Ø 40

1640

3200

1100

DIMENSIONI (mm) PUNTI DI SOLLEVAMENTO (mm)

POSIZIONE ANTIVIBRANTI (mm)

Modello

Vista Soo

[Tue]

9INRKIY_14.02_5167555_00

NRK 0200-0700 HA-HE

NRK_0330÷0550[HA-HE]

1875

3330

1100

735 2020 575 80

Ø 40 Ø 40

DIMENSIONS (mm) PUNTI DI SOLLEVAMENTO (mm)

ANTIVIBRANT POSITION MOUNTS (mm)

Model

Boom View

LIFTING POINTS (mm)

[All]

10 INRKIY_14.02_5167555_00

NRK0200-0700 HA-HE

NRK_0650÷0700[HA-HE]

1875

4330

1100

720 2945 665

Ø 40 Ø 40

DIMENSIONS (mm) PUNTI DI SOLLEVAMENTO (mm)

ANTIVIBRANT POSITION MOUNTS (mm)

Model

Boom View

LIFTING POINTS (mm)

[All]

NRK0600-0700HA

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