SIST EN 60439-3:1998/A1:1998
(Amendment)Low-voltage switchgear and controlgear assemblies -- Part 3: Particular requirements for low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use - Distribution boards
Low-voltage switchgear and controlgear assemblies -- Part 3: Particular requirements for low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use - Distribution boards
EN following parallel vote
Niederspannung-Schaltgerätekombinationen -- Teil 3: Besondere Anforderungen an Niederspannung-Schaltgerätekombinationen zu deren Bedienung Laien Zutritt haben - Installationsverteiler
Ensembles d'appareillage à basse tension -- Partie 3: Règles particulières pour ensembles d'appareillage à basse tension destinés à être installés en des lieux accessibles à des personnes non qualifiées pendant leur utilisation - Tableaux de répartition
Sestavi nizkonapetostnih stikalnih in krmilnih naprav – 3. del: Posebne zahteve za sestave nizkonapetostnih stikalnih naprav, predvidene za vgraditev na mestih, do katerih imajo dostop nestrokovne osebe – Razdelilniki – Dopolnilo A1
General Information
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Standards Content (Sample)
SLOVENSKI STANDARD
SIST EN 60439-3:1998/A1:1998
01-februar-1998
Sestavi nizkonapetostnih stikalnih in krmilnih naprav – 3. del: Posebne zahteve za
sestave nizkonapetostnih stikalnih naprav, predvidene za vgraditev na mestih, do
katerih imajo dostop nestrokovne osebe – Razdelilniki – Dopolnilo A1
Low-voltage switchgear and controlgear assemblies -- Part 3: Particular requirements for
low-voltage switchgear and controlgear assemblies intended to be installed in places
where unskilled persons have access for their use - Distribution boards
Niederspannung-Schaltgerätekombinationen -- Teil 3: Besondere Anforderungen an
Niederspannung-Schaltgerätekombinationen zu deren Bedienung Laien Zutritt haben -
Installationsverteiler
Ensembles d'appareillage à basse tension -- Partie 3: Règles particulières pour
ensembles d'appareillage à basse tension destinés à être installés en des lieux
accessibles à des personnes non qualifiées pendant leur utilisation - Tableaux de
répartition
Ta slovenski standard je istoveten z: EN 60439-3:1991/A1:1994
ICS:
29.130.20 Nizkonapetostne stikalne in Low voltage switchgear and
krmilne naprave controlgear
SIST EN 60439-3:1998/A1:1998 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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SIST EN 60439-3:1998/A1:1998
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SIST EN 60439-3:1998/A1:1998
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SIST EN 60439-3:1998/A1:1998
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SIST EN 60439-3:1998/A1:1998
NORME CEI
IEC
INTERNATIONALE
439-3
INTERNATIONAL
1990
STANDARD
AMENDEMENT 1
AMENDMENT 1
1993-10
Amendement 1
Ensembles d'appareillage à basse tension
Troisième partie:
Règles particulières pour ensembles d'appareillage BT
destinés à être installés en des lieux accessibles
à des personnes non qualifiées pendant leur
utilisation — Tableaux de répartition
Amendment 1
Low-voltage switchgear and controlgear
assemblies
Part 3:
Particular requirements for low-voltage switchgear
and controlgear assemblies intended to be installed
in places where unskilled persons have access for
their use — Distribution boards
Copyright — all rights reserved
© CEI 1993 Droits de reproduction réservés —
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International Electrotechnical Commission PRICE CODE
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IEC
voir catalogue en vigueur
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For price, see current catalogue
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SIST EN 60439-3:1998/A1:1998
439-3 Amend. 1 © IEC - 3 -
FOREWORD
This amendment has been prepared by sub-committee 17D: Low-voltage switchgear and
controlgear assemblies, of IEC technical committee 17: Switchgear and controlgear.
The text of this amendment is based on the following documents:
Six Months' Rule
Report on voting
17D(CO)53 17D(CO)58
Full information on the voting for the approval of this amendment can be found in the
report on voting indicated in the above table.
INTRODUCTION
The clauses of the document supplement, modify or replace the corresponding clauses in
IEC 439-3 - First edition (1990): Low voltage switchgear and controlgear assemblies -
Part 3: Particular requirements for low-voltage switchgear and controlgear assemblies
intended to be installed in places where unskilled persons have access for their use -
Distribution boards.
Where there is no corresponding clause or subclause in this amendment, the clause or
subclause of IEC 439-3: 1990 applies without modifications.
Page 9
1.1 Scope
Requirements for assemblies for outdoor use are under
Delete the last sentence:
consideration.
Page 15
5.1 Nameplates
Add:
Replace "Information specified under items a) and b)." by "Information specified under
items a), b), c), d), e), I) and r)."
Replace "Information specified under items c) to q)." by "Information specified from the
remaining items."
Page 19
7.4.2.2.1 Replace "external" by "accessible".
Insert the following subclause:
7.4.2.2.3a) Add the following text:
If a key or tool is provided to prevent unauthorized access to fuses, lamps and similar
devices (which need occasional handling) item d) shall apply.
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SIST EN 60439-3:1998/A1:1998
439-3 Amend. 1 ©IEC - 5 -
Page 21
8.1 Replace Table 7 by the following
Table 7 - List of type tests to be performed
Test order
Characteristics
Type test according to 8.1.1 in sequence
Subclause
to be checked
A B C
8.2.1 Verification of temperature-rise limits by 3*
a) Temperature-rise limits
test
Verification of dielectric properties by test 4 2
b) Dielectric properties 8.2.2
8.2.3 Verification of the short-circuit withstand 1*
c) Short-circuit withstand
strength
strength
3*
d) Effectiveness of the 8.2.4
protective circuit
Effective connection 8.2.4.1 Verification of the effective connection
between the exposed conductive parts
between the exposed
of the assembly and the protective circuit
conductive parts of the
by inspection or by resistance
assembly and the pro-
tective circuit measurement
Verification of the short-circuit withstand
Short-circuit withstand 8.2.4.2
strength of the protective strength of the protective circuit by test
circuit
8.2.5 Verification of clearances and creepage 2*
e) Clearances and creepage
distances
distances
Verification of mechanical operation 1
f) Mechanical operation 8.2.6
6*
Degree of protection 8.2.7 Verification of degree of protection
g)
Verification of construction and marking 1*
h) Construction and marking 8.2.8
5
i) Impact strength 8.2.9 Verification of impact strength
4
j) Resistance to rusting and 8.2.10 Verification of resistance to rusting and
8.2.13 to humidity
to humidity
4
k) Resistance of insulating 8.2.11 Verification of resistance of insulating
materials to heat
materials to heat
3
t) Resistance of insulating 8.2.12 Verification of resistance of insulating
materials to abnormal heat and to fire
materials to abnormal
heat and to fire due to internal electric effects
8.2.14 Verification of mechanical strength of 2
m) Mechanical strength of
fastening means of fastening means of enclosures
enclosures
* No failures by any samples.
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SIST EN 60439-3:1998/A1:1998
-7-
439-3 Amend. 1 © IEC
Add Table 7b:
Table 7b - List of routine tests to be performed
Characteristics
Subclauses Routine test according to 8.1.2
to be checked
a) Wiring, electrical operation 8.3.1 Inspection of the assembly including
inspection of wiring and, if necessary,
electrical operation test
b) Insulation 8.3.2 Dielectric test
Protective measures Checking of protective measures and of
c) 8.3.3
the electrical continuity of the protective
circuits
Page 23
8.1.1
Type tests (see 8.2)
Replace this subclause by the following:
Type tests are intended to verify compliance with the requirements laid down in this
standard for a given type of ASSEMBLY.
Type tests shall be carried out on a sample of such an ASSEMBLY or on parts of
ASSEMBLIES manufactured to the same or similar design. They shall be carried out on
the initiative of the manufacturers.
Type tests include:
8.2.1
a) Verification of temperature-rise limits
8.2.2
b) Verification of the dielectric properties
c) Verification of the short-circuit strength 8.2.3
8.2.4
d) Verification of the continuity of the protective circuit
e) Verification clearances and creepage distances 8.2.5
of
8.2.6
f) Verification of mechanical operation
g) Verification of the degree of protection 8.2.7
8.2.8
h)
...
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