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NG,NGL,NGX Rev. 7 - Operating Instructions
EN
THIS INSTRUCTION MANUAL IS THE PROPERTY OF
CALPEDA S.P.A. ANY REPRODUCTION, EVEN IF
PARTIAL, IS FORBIDDEN
SUMMARY
1
General information . . . . . . . . . . . . . . . . . . . . . . . 7
2
TECHNICAL DESCRIPTION . . . . . . . . . . . . . . . . 8
3
TECHNICAL FEATURES. . . . . . . . . . . . . . . . . . . 8
4
SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
5.
TRANSPORTATION AND HANDLING . . . . . . . . 9
6.
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 9
7.
START-UP AND OPERATION . . . . . . . . . . . . . . 9
8
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . 10
9
DISPOSAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
10
SPARE PARTS . . . . . . . . . . . . . . . . . . . . . . . . . 11
11
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . 11
12
ANNEXES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
12.1 Installation examples . . . . . . . . . . . . . . . . . . . . . 52
12.2 Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
12.3 Minimum cross-sectional area of conductors. . . 57
Copy of the declaration of conformity . . . . . . . . . . . . . 58
1 GENERAL INFORMATION
Before using the product carefully read the information
contained in this instruction manual, the manual should
be kept for future reference.
Italian is the original language of this instruction manual,
this language is the reference language in case of discre-
pancies in the translations.
This manual is part of the essential safety requirement
and must be retained until the product is finally de-com-
missioned.
The customer, in case of loss, can request a copy of the
manual by contacting Calpeda S.p.A. or their agent, spe-
cifying the type of product data shown on the label of the
machine (see 2.3 Marking)
Any changes, alterations or modifications made to the
product or part of it, not authorized by the manufacturer,
will revoke the "CE declaration" and warranty.
This appliance should not be operated
by children younger than 8 years, peo-
ple with reduced physical, sensory or
mental capacities, or inexperienced
people who are not familiar with the
product, unless they are given close
supervision or instructions on how to
use it safely and are made aware by a
responsible person of the dangers its
use might entail.
Children must not play with the
appliance.
It is the user's responsibility to clean
and maintain the appliance. Children
should never clean or maintain it
unless they are given supervision.
Do not use in ponds, tanks or swim-
ming pools or where people may enter
or come into contact with the water.
Read carefully the installation section
which sets forth:
- The maximum permissible structu-
ral working pressure (chapter 3.1).
- The type and section of the power
cable (chapter 6.5).
- The type of electrical protection to
be installed (chapter 6.5).
1.1 Symbols
To improve the understanding of the manual, below are
indicated the symbols used with the related meaning.
Information and warnings that must be observed,
otherwise there is a risk that the machine could
damage or compromise personnel safety.
The failure to observe electrical information and
warnings, could damage the machine or
compromise personnel safety.
Notes and warnings for the correct management
of the machine and its parts.
Operations that could be performed by the final
user. After carefully reading of the instructions, is
responsible for maintenance under normal
conditions. They are authorized to affect standard
maintenance operations.
Operations that must be performed by a qualified
electrician. Specialized technician authorised to
affect all electrical operations including maintenance.
They are able to operate with in the presence of high
voltages.
Operations that must be done performed by a
qualified technician. Specialized technician able to
install the device, under normal conditions, working
during "maintenance", and allowed to do electrical
and mechanical interventions for maintenance. They
must be capable of executing simple electrical and
mechanical operations related to the maintenance of
the device.
Indicates that it is mandatory to use individual
protection devices.
Operations that must be done with the device
switched off and disconnected from the power
supply.
Operations that must be done with the device
switched on.
1.2 Manufacturer name and address
Manufacturer name: Calpeda S.p.A.
Address: Via Roggia di Mezzo, 39
36050 Montorso Vicentino - Vicenza / Italia
www.calpeda.it
1.3 Authorized operators
The product is intended for use by expert operators divi-
ded into end users and specialized technicians. (see the
symbols above).
It's forbidden, for the end user, carry out
operations which must be done only by
specialized technicians. The manufacturer
declines any liability for damage related to the
non-compliance of this warning.
1.4 Warranty
For the product warranty refer to the general terms and
conditions of sale.
The warranty covers only the replacement and
the repair of the defective parts of the goods
(recognized by the manufacturer).
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IST NG_NGX_NGL REV7 05_2021.qxp_MXS 11_03con gall 24/05/21 09:58 Pagina 7