Description Of The Refrigeration System - Intended Use (Fig. 1); Standards And Certifications, Declaration Of Conformity - Arneg SR2 Manuel D'installation Et De Service

SR2-SR3
English

7. Description of the refrigeration system - Intended use (Fig. 1)

DANGER! Live parts. Electrocution.
The norms and laws in force must be complied with during installation and use.
i
- Carefully read the manual before use and instruct the persons appointed to the
various operations (transport, installation, maintenance, etc.), each in accordance to
his responsibility based on the indications reported.
- This documentation CANNOT in any way make up for cultural or intellectual
deficiencies of the personnel that interacts with the refrigeration system.
The subjects The refrigeration system is intended to be used by qualified personnel,
instructed and trained by the employer to its use and concerning the risks
recipient
that it can entail.
Intended use The refrigeration systems SR (Silent Rack) are suitable for small to medium-
sized supermarkets with power between 7 and 90 kW at average
temperature (TN) and between 3 and 26 kW at low temperature (BT).
The refrigeration systems can be equipped with 2 or 3 semi-hermetic or
Scroll compressors.
Equipment
provided (Fig. 1)
Electronic The refrigeration system is equipped with an electronic controller (Fig. 8)
which:
controller
Protection
Open refrigeration system: IP30 - Close refrigeration system: IP44
rating
Safety devices
MIni high-pressure
pressure switch with
automatic reset (Fig.
10)
High-pressure pressure
switch with automatic
reset (Fig. 11)
Steady-pressure backup
system (Fig. 8)
(cap.16.1.)
Responsability The Client or employer assumes full responsibility regarding the
qualification and mental and/or physical state of the employees assigned to
use and maintain the refrigeration system.

8. Standards and certifications, declaration of conformity

All the models of refrigeration systems described in this user's manual of the series SR2-SR3
meet the essential safety, hygiene, and protection requirements established by the following
30
1 refrigeration system only
2 open refrigeration system with
electrical cabinet
3 close refrigeration system with
electrical cabinet
maintains evaporation/condensation pressures at desired values
according to operating temperatures
enables controlling all operating and safety parameters of the
refrigeration system with a display (Fig. 9)
features a steady-pressure backup system that, if the controller is not
working, enables the refrigeration system to operate until the technical
staff arrives
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The controller is set in the factory during testing.
To change the set parameters, contact the manufacturer.
Device Position
installed on supply
manifold
oner for each
compressor
Function
high pressure pre-alarm
high pressure pre-alarm
is activated if the controller
doesn't work
maintains the compressor
functional until technical
support arrives
05060162 00 02/02/2016