AERMEC NRK 0150 User manual

• Reversible Heat Pumps
• Air-Water
• Outdoor Installation
• Axial Fans
• Scroll Compressor
• High Efficiency

EN
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
EN
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
EN
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
40
800
800
800
1100
3000
800
800
800
1100
3000
800
800
800
1100
3000
NRK_0300 NRK_0330_0550 NRK_0600_0700

8INRKIY_14.02_5167555_00
NRK0200-0700 HA-HE
EN
NRK_0300 [HA]
640 6001960
Ø 40 Ø 40
1640
3200
3200
1100
80
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
EN
NRK_0330÷0550[HA-HE]
1875
3330
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
EN
NRK_0650÷0700[HA-HE]
1875
4330
4330
1100
720 2945 665
Ø 40 Ø 40
80
DIMENSIONS (mm) PUNTI DI SOLLEVAMENTO (mm)
ANTIVIBRANT POSITION MOUNTS (mm)
Model
Boom View
LIFTING POINTS (mm)
[All]
NRK0600-0700HA