ISO/IEC 11801:2002/AMD1:2008
(Amendment)Amendment 1 - Information technology - Generic cabling for customer premises
Amendment 1 - Information technology - Generic cabling for customer premises
Provides requirements for new Class EA and FA channels plus additions and corrections to ISO/IEC 11801:2002. Amendment 2 of ISO/IEC 11801:2002 will provide balanced cabling models, requirements and normative references for Category 6A and 7A components, requirements for Class EA and FA links, together with amendments to the requirements for optical fibre cabling. The contents of the corrigendum of September 2008 have been included in this copy.
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ISO/IEC 11801
Edition 2.0 2008-04
INTERNATIONAL
STANDARD
AMENDMENT 1
Information technology –
Generic cabling for customer premises
ISO/IEC 11801 A1:2008(E)
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ISO/IEC 11801
Edition 2.0 2008-04
INTERNATIONAL
STANDARD
AMENDMENT 1
Information technology –
Generic cabling for customer premises
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
PRICE CODE
P
ICS 35.200 ISBN 2-8318-9715-7
– 2 – 11801 Amend. 1 © ISO/IEC:2008(E)
FOREWORD
Amendment 1 to International Standard ISO/IEC 11801:2002 was prepared by
subcommittee 25: Interconnection of information technology equipment, of ISO/IEC joint
technical committee 1: Information technology.
This International Standard has been approved by vote of the member bodies, and the voting
results may be obtained from the address given on the second title page.
This publication has been drafted in accordance with the ISO/IEC Directives, Part 2.
The contents of Corrigendum 1 published in September 2008 has been included in this copy.
__________
11801 Amend. 1 © ISO/IEC 2008(E) – 3 –
INTRODUCTION to Amendment 1
This amendment provides requirements for new Class E and F channels plus additions and
A A
corrections to ISO/IEC 11801:2002. Amendment 2 of ISO/IEC 11801:2002 will provide
balanced cabling models, requirements and normative references for Category 6 and 7
A A
components, requirements for Class E and F links, together with amendments to the
A A
requirements for optical fibre cabling.
Update references to Tables, the numbers of which have been changed.
– 4 – 11801 Amend. 1 © ISO/IEC:2008(E)
Page 6
Replace, in the list of figures, the title of Figure 10 by the following new title:
Figure 10 – Balanced cabling: channel, permanent link and CP link.
Page 13
2 Normative references
Replace, on page 14 to 17, the following references by the updated references as indicated
below:
IEC 60512-25-5, Connectors for electronic equipment – Basic tests and measurements – Part
25-5: Test 25e – Return loss
IEC/PAS 60793-1-49:2002, Optical fibres – Part 1-49: Measurement methods and test
procedures – Differential mode delay
IEC 60794-2:1989, Optical fibre cables – Part 2: Product specification (indoor cable)
Amendment 1 (1998)
IEC/PAS 61076-3-104:2002, Connectors for electronic equipment – Part 3-104: Detail
specification for 8-way, shielded free and fixed connectors, for data transmissions with
frequencies up to 600 MHz
IEC 61935-1:2000, Generic cabling systems – Specifications for the testing of balanced
communication cabling in accordance with ISO/IEC 11801 – Part 1: Installed cabling
Amendment 1 (under consideration)
IEC 61935-2, Generic cabling systems – Specification for the testing of balanced
communication cabling in accordance with ISO/IEC 11801 – Part 2: Patch cords and work
1)
area cords
ISO/IEC TR 14763-1, Information technology – Implementation and operation of customer
premises cabling – Part 1: Administration
ISO/IEC 18010:2002, Information technology – Pathways and spaces for customer premises
cabling
Updated references:
IEC 60512-25-5, Connectors for electronic equipment – Tests and measurements – Part 25-5:
Test 25e – Return loss
To be published.
There exists a consolidated Edition 4.1 (1998) of IEC 60794-2 that includes Edition 4.0 (1989) and its
amendment 1 (1998).
11801 Amend. 1 © ISO/IEC 2008(E) – 5 –
IEC 60793-1-49, Optical fibres – Part 1-49: Measurement methods and test procedures –
Differential mode delay
IEC 60794-2, Optical fibre cables – Part 2: Indoor cables – Sectional specification
IEC 61076-3-104, Connectors for electronic equipment – Product requirements – Part 3-104:
Detail specification for 8-way, shielded free and fixed connectors for data transmissions with
frequencies up to 600 MHz minimum
IEC 61935-1, Testing of balanced communication cabling in accordance with ISO/IEC 11801 –
Part 1: Installed cabling)
IEC 61935-2, Testing of balanced communication cabling in accordance with ISO/IEC 11801 –
Part 2: Patch cords and work area cords
ISO/IEC 14763-1, Information technology – Implementation and operation of customer
premises cabling – Part 1: Administration
ISO/IEC 18010, Information technology – Pathways and spaces for customer premises
cabling
Page 17
3 Definitions, abbreviations and symbols
3.1 Definitions
Replace the existing titles by the following new titles:
3 Terms and definitions, abbreviations and symbols
3.1 Terms and definitions
Page 20
3.1.35
Replace the existing term number, term, definition and NOTE by the following new term
number, term, definition and NOTE:
3.1.45
insertion loss
loss incurred by inserting a device between a source and load of equal impedance. The
device itself may have a different impedance from the load and source impedance
NOTE The terms operational attenuation or operational insertion loss are sometimes associated with this
definition.
3.1.36
Replace the existing term number and definition by the following new term number and
definition:
3.1.46
insertion loss deviation
difference between the measured insertion loss of cascaded components and the insertion
loss determined by the sum of the individual component insertion losses
A new edition (edition 3.0) to support measurements up to 1 000 MHz is under consideration.
– 6 – 11801 Amend. 1 © ISO/IEC:2008(E)
Page 21
3.1.41
Replace the existing term number and definition by the following new term number and
definition:
3.1.51
link
transmission path between two cabling system interfaces, including the connections at each
end
Pages 17 to 23
Insert, in the existing list of terms and definitions, the following new terms and definitions in
alphabetical order and renumber the existing terms and definitions accordingly:
3.1.2
alien (exogenous) crosstalk
signal coupling from a disturbing pair of a channel to a disturbed pair of another channel
NOTE This also applies to the signal coupling from a disturbing pair within a permanent link or component, used
to create a channel, to a disturbed pair within a permanent link or component, used to create another channel.
3.1.3
alien (exogenous) far-end crosstalk loss (AFEXT)
signal isolation between a disturbing pair of a channel and a disturbed pair of another
channel, measured at the far-end
NOTE This also applies to the measurement of the signal isolation between a disturbing pair within a permanent
link or component, used to create a channel, and a disturbed pair within a permanent link or component, used to
create another channel.
3.1.4
alien (exogenous) near-end crosstalk loss (ANEXT)
signal isolation between a disturbing pair of a channel and a disturbed pair of another
channel, measured at the near-end
NOTE This also applies to the measurement of signal isolation between a disturbing pair within a permanent link or
component, used to create a channel, and a disturbed pair within a permanent link or component, used to create another
channel.
3.1.7
attenuation to alien (exogenous) crosstalk ratio at the far-end (AACR-F)
difference, in dB, between the alien far-end crosstalk loss from a disturbing pair of a channel
and the insertion loss of a disturbed pair in another channel
NOTE This also applies to the calculation using the alien far-end crosstalk loss from a disturbing pair within a
permanent link or component, used to create a channel, and the insertion of a disturbed pair within a permanent
link or component, used to create another channel.
3.1.8
attenuation to alien (exogenous) crosstalk ratio at the near-end (AACR-N)
difference, in dB, between the alien near-end crosstalk loss from a disturbing pair of a
channel and the insertion loss of a disturbed pair in another channel
NOTE This also applies to the calculation using the alien near-end crosstalk loss from a disturbing pair within a
permanent link or component, used to create a channel, and the insertion loss of a disturbed pair within a
permanent link or component, used to create another channel.
3.1.9
attenuation to crosstalk ratio at the far-end (ACR-F)
difference, in dB, between the far-end crosstalk loss from a disturbing pair of a channel and
the insertion loss of a disturbed pair of the same channel
11801 Amend. 1 © ISO/IEC 2008(E) – 7 –
NOTE This also applies to the calculation using the far-end crosstalk loss from a disturbing pair within a
permanent link or component, used to create a channel, and the insertion loss of a disturbed pair within the
permanent link or component, of the same channel.
3.1.10
attenuation to crosstalk ratio at the near-end (ACR-N)
difference, in dB, between the near-end crosstalk loss from a disturbing pair of a channel and
the insertion loss of a disturbed pair of the same channel
NOTE This also applies to the calculation using the near-end crosstalk loss from a disturbing pair within a
permanent link or component, used to create a channel, and the insertion loss of a disturbed pair within the
permanent link or component, of the same channel.
3.1.11
average power sum alien (exogenous) near-end crosstalk loss
the calculated average of the power sum alien near-end crosstalk loss of the pairs of a
disturbed channel
NOTE This also applies to the calculation using the pairs within a permanent link used to create a channel.
3.1.12
average power sum attenuation to alien (exogenous) crosstalk ratio far-end
the calculated average of the power sum attenuation to alien crosstalk ratio at the far-end of
the pairs of a disturbed channel
NOTE This also applies to the calculation using the pairs within a permanent link used to create a channel.
3.1.35
equal level far-end crosstalk ratio (ELFEXT)
difference, in dB, between the far-end crosstalk loss from a disturbing pair of a channel and
the insertion loss of a disturbing pair of the same channel
NOTE This also applies to the calculation using the far-end crosstalk loss from a disturbing pair within a
permanent link or component, used to create a channel, and the insertion loss of a disturbing pair within a
permanent link or component, of the same channel.
3.1.55
operating temperature
stabilised temperature of the cabling combining ambient temperature with any increase due to
the application being supported
3.1.64
power sum alien (exogenous) far-end crosstalk loss (PS AFEXT)
power sum of the signal isolation between multiple disturbing pairs of one or more channels
and a disturbed pair of another channel, measured at the far-end
NOTE This also applies to the calculation using the multiple disturbing pairs within one or more permanent links
or components and a disturbed pair within a permanent link or component, used to create another channel.
3.1.65
power sum alien (exogenous) near-end crosstalk loss (PS ANEXT)
power sum of the signal isolation between multiple disturbing pairs of one or more channels
and a disturbed pair of another channel, measured at the near-end
NOTE This also applies to the calculation using the multiple disturbing pairs within one or more permanent links
or components and a disturbed pair within a permanent link or component, used to create another channel.
3.1.66
power sum attenuation to alien (exogenous) crosstalk ratio at the far-end (PS AACR-F)
difference, in dB, between the power sum alien far-end crosstalk loss from multiple disturbing
pairs of one or more channels and the insertion loss of a disturbed pair in another channel
– 8 – 11801 Amend. 1 © ISO/IEC:2008(E)
NOTE This also applies to the calculation using the power sum alien far-end crosstalk loss from multiple
disturbing pairs within one or more permanent links or components and the insertion loss of a disturbed pair within
a permanent link or component, used to create another channel.
3.1.67
power sum attenuation to alien (exogenous) crosstalk ratio at the near-en
...
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