1 GENERAL INFORMATION
1.1 GENERAL NOTES
No part of this publication may be reproduced, copied, led or
transmitted in any shape or form without the permission of
HITACHI Air Conditioning Products Europe, S.A.U.
Within the policy of continuous improvement of its products,
HITACHI Air Conditioning Products Europe, S.A.U. reserves the
right to make changes at any time without prior notication and
without being compelled to introducing them into products subse-
quently sold. This document may therefore have been subject to
amendments during the life of the product.
HITACHI makes every effort to offer correct, up-to-date docu-
mentation. Despite this, printing errors cannot be controlled by
HITACHI and are not its responsibility.
As a result, some of the images or data used to illustrate this
document may not refer to specic models. No claims will be ac-
cepted based on the data, illustrations and descriptions included
in this manual.
No type of modication must be made to the equipment without
prior, written authorisation from the manufacturer.
1.2 PRODUCT GUIDE
1.2.1 Prior check
NOTE
Check, depending on the name of the model, the type of air con-
ditioning system tted, the abbreviated code and reference in this
instruction manual. This Installation and Operating Manual refers
to SET FREE RAS-(8-54)FSXN1E and RAS-(5-36)FSXNH(E)
outdoor units combined with indoor units from the SYSTEM FREE
series.
Check, in accordance with the Installation and Operating Manuals
included with the outdoor and indoor units, that all the information
necessary for the correct installation of the system is included. If
this is not the case, please contact your distributor.
1.2.2 Classication of outdoor unit models
Unit type (outdoor unit): RAS
Position-separating hyphen (xed)
Capacity (HP): N series (5-36)
1 series (8-54)
SET FREE System
Refrigerant type
N: R410A
1: Serie 1
H: High efciency type
E: Made in Europe
-P: Special type
XXX – XX FSX N X (E) (-P)
All the specications related to FSXNH Series also apply to
FSXNHE Series
Special models RAS-(16/32)FSXN1E-P and
RAS-(12/24)FSXNH(E)-P
The special models RAS-(16/32)FSXN1E-P and RAS-(12/24)
FSXNH(E)-P are aimed for installations where high performance
is required.
Specic data for these units, like capacities and efciency, is
shown in the General Data chapter in the Technical Catalogue,
and the selection data, like nominal capacity tables and the ca-
pacity tables according to the total power of combined indoor
units, is available in chapter Capacities and selection data in the
Technical Catalogue.
The instructions for installation, piping, commissioning, main-
tenance and other works are the same for each pair of models
shown below.
RAS-16FSXN1E-P RAS-18FSXN1E
RAS-32FSXN1E-P RAS-34FSXN1E
RAS-12FSXNH(E)-P RAS-14FSXNH(E)
RAS-24FSXNH(E)-P RAS-26FSXNH(E)
Therefore there are no specic instructions shown for these spe-
cial models.
1
PMML0294A rev.2 - 07/2014
General information
PMML0294A_rev.2_02-2014.indb 1 14/07/2014 12:27:58
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