EN 50408:2008

SLOVENSKI STANDARD
01-januar-2009
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Household and similar electrical appliances - Safety - Particular requirements for cab
heaters for vehicles
Sicherheit elektrischer Geräte für den Hausgebrauch und ähnliche Zwecke - Besondere
Anforderungen für Fahrzeugkabinenheizungen
Appareils électrodomestiques et analogues - Sécurité - Règles particulières pour les
appareils de chauffage d'habitacles de véhicules
Ta slovenski standard je istoveten z: EN 50408:2008
ICS:
43.040.60 Karoserije in deli karoserij Bodies and body
components
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 50408
NORME EUROPÉENNE
August 2008
EUROPÄISCHE NORM
ICS 43.040.60
English version
Household and similar electrical appliances -
Safety -
Particular requirements for cab heaters for vehicles

Appareils électrodomestiques  Sicherheit elektrischer Geräte
et analogues - für den Hausgebrauch
Sécurité - und ähnliche Zwecke -
Règles particulières pour les appareils Besondere Anforderungen
de chauffage d'habitacles de véhicules für Fahrzeugkabinenheizungen

This European Standard was approved by CENELEC on 2008-04-16. CENELEC members are bound to comply
with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard
the status of a national standard without any alteration.

Up-to-date lists and bibliographical references concerning such national standards may be obtained on
application to the Central Secretariat or to any CENELEC member.

This European Standard exists in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CENELEC member into its own language and notified
to the Central Secretariat has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the
Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
Sweden, Switzerland and the United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: rue de Stassart 35, B - 1050 Brussels

© 2008 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 50408:2008 E
Foreword
This European Standard was prepared by CENELEC BTWG 100-1, Cab heaters for vehicles.
The text of the draft was submitted to the formal vote and was approved by CENELEC as EN 50408 on
2008-04-16.
The following dates were fixed:
– latest date by which the EN has to be implemented
at national level by publication of an identical
national standard or by endorsement (dop) 2009-05-01
– latest date by which the national standards conflicting
with the EN have to be withdrawn (dow) 2011-05-01
This European Standard is to be used together with EN 60335-2-30, Household and similar electrical
appliances - Safety - Part 2-30: Particular requirements for room heaters. It was established on the basis
of EN 60335-2-30:2003, which is to be used together with EN 60335-1:2002. Amendments and revisions
of EN 60335-1 and EN 60335-2-30 have also to be taken into account and the dates when such changes
become applicable will be stated in the relevant amendment or revision of these standards.
This standard supplements or modifies the corresponding clauses of EN 60335-2-30, so as to convert it
into the European Standard: Safety requirements for cab heaters for vehicles.
NOTE 1 The following numbering system is used:
- subclauses, notes, tables and figures that are numbered starting from 101 are additional to those in EN 60335-1;
- subclauses, notes, tables and figures that are additional to those in EN 60335-2-30 are numbered starting from 201 and are
prefixed with the letter Z;
- additional annexes to those in EN 60335-2-30 are lettered AAA, BBB, etc.
NOTE 2 The following print types are used:
- requirements: in roman type;
- test specifications: in italic type;
- notes: in small roman type.
Words in bold in the text are defined in Clause 3. When a definition concerns an adjective, the adjective and the associated noun
are also in bold.
__________
- 3 - EN 50408:2008
1 Scope
Addition:
This standard is intended to be used together with EN 60335-2-30:2003 and supplements or modifies the
corresponding clauses of that standard.
Replace the second paragraph and NOTE 101 of this clause by:
This standard deals with the safety of electric heaters for vehicles, intended for the heating of driver and
passenger compartments of motor vehicles, their rated voltage being not more than 250 V for
single-phase appliances. Heaters intended especially for the heating of caravans are not covered by this
standard.
NOTE 101 Void.
Delete the first indent of NOTE 102.
2 Normative references
Addition:
Publication Year Title
EN 60068-2-6 Environmental testing – Part 2: Tests – Test Fc: Vibration (sinusoidal)
(IEC 60068-2-6)
EN 60335-2-30 2003 Household and similar electrical appliances – Safety
Part 2-30: Particular requirements for room heaters
(IEC 60335-2-30:2002, modified)
3 Definitions
Addition:
3.Z201
cab heater
appliance for the heating of driver and passenger compartments of motor vehicles
Cab heaters may be portable or intended to be permanently mounted
NOTE If not otherwise stated, cab heaters shall be tested as portable combined appliances and/or combined appliances for
permanent mounting.
4 General requirements
This clause of EN 60335-2-30 is applicable.
5 General conditions for the test
5.3 Addition:
The tests of 21.101 with exception of the spring hammer test are carried out before the tests of Clause 8.

6 Classification
This clause of EN 60335-2-30 is applicable.
7 Marking and instructions
7.1 Addition:
Cab heaters shall on a clearly visible place have an additional marking in the official language(s) of the
country where the heater is sold, stating:
Cab heater
If the rated power is related to another ambient temperature than 20 °C ± 5 °C, this temperature shall be
clearly stated together with the rated power.
7.12 Addition:
The instructions for use shall include information on intended mounting.
The instructions for use shall state the shortest permissible distance between the heater outlet and
combustible material and include a text with the following meaning:
Any instructions for mounting, installation and use of cab heaters provided by the manufacturer of
the car shall also be followed.
For cab heaters not delivered with cord and plug it shall be stated that for the connection between the
cab heater and the outlet in the compartment the cord shall be at least a rubber cable (H05RN-F,
H05RR-F, H05BB-F or equivalent).
Any installation in the vehicle shall be properly made, comprising products and material intended for
installation in vehicles.
NOTE It should be ensured that cables and cords are not damaged by doors, bonnet or other edges of the vehicle.
8 Protection against access to live parts
This clause of EN 60335-2-30 is applicable.
9 Starting of motor-operated appliances
Addition:
Cab heaters incorporating motors shall be able to start at low temperatures.
Connect the appliance to rated voltage at -25 °C after the appliance has been stored at this temperature
for 24 h.
A self-resetting thermal cut-out is allowed to operate twice before the fan starts.

470 mm
- 5 - EN 50408:2008
10 Power input and current
10.1 Addition:
The test can be carried out at an ambient temperature other than 20 °C ± 5 °C.
11 Heating
11.2 Replace the replacement to this clause by:
For this test is used a special test corner according to Figure Z201 and made of dull black-painted
plywood approximately 20 mm thick. All measures given in the figure are internal. The wall A can be
positioned at different distances from the far end of the special test corner.
For the tests the special test corner is placed in a test corner, as describe
...