ETSI TS 102 874-6 V1.1.1 (2012-02)

Technical Specification
Access, Terminals, Transmission and Multiplexing (ATTM);
External Common Power Supply for
Customer Premises Network and Access Equipment;
Part 6: CPS Type 2.d implementation details

2 ETSI TS 102 874-6 V1.1.1 (2012-02)

Reference
DTS/ATTM-02016
Keywords
Customer Premises Networks, power supply
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ETSI
3 ETSI TS 102 874-6 V1.1.1 (2012-02)
Contents
Intellectual Property Rights . 7
Foreword . 7
Introduction . 7
1 Scope . 9
2 References . 9
2.1 Normative references . 9
2.2 Informative references . 11
3 Definitions and abbreviations . 11
3.1 Definitions . 11
3.2 Abbreviations . 12
4 Electrical Specifications . 13
4.1 Input Requirements . 13
4.2 Output Requirement . 13
4.2.1 Output Voltage, Current And Ripple . 13
4.2.2 Short Circuit Protection And Over Current Protection . 13
4.2.3 Output Over Voltage Protection . 13
4.3 Performance Requirement . 14
4.3.1 Efficiency . 14
4.3.2 Turn On Delay Time . 14
4.3.3 Hold-up Time . 14
4.3.4 Brown-out and recovery . 14
4.3.5 Dynamic Load . 14
4.3.6 Max Open Circuit Voltage . 15
4.3.7 Overshoot at turn on/Turn off . 15
4.3.8 Output transient response/Transient load slew . 15
4.3.9 Rise time . 15
5 Operational, Storage and Transportation Requirements. 15
5.1 Temperature And Humidity . 15
6 EMC, safety and Environmental requirements . 15
6.1 Product EMC . 15
6.1.1 Electrostatic Discharge (ESD) . 16
6.1.2 Harmonic Current . 16
6.1.3 Voltage fluctuations and flicker . 16
6.2 Product Safety . 16
6.3 Environmental and Eco-Design Requirements . 16
7 Reliability . 17
7.1 Burn-in . 17
7.2 MTBF Calculation . 17
8 Mechanical Specification . 17
8.1 AC plug . 17
8.2 DC cord . 17
8.3 Label specification . 17
Annex A (informative): Details on Tests Procedures . 18
A.0 Overview of Tests . . 18
A.0.1 Test Equipment . 18
A.1 Performance test . 19
A.1.1 Test purpose . 19
A.1.2 Test Condition . 19
A.1.3 Test Criteria . 19
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4 ETSI TS 102 874-6 V1.1.1 (2012-02)
A.1.4 Results report examples . 19
A.2 Switcher Loop Stability Test . 21
A.2.1 Test Purpose . 21
A.2.2 Test Condition . 21
A.2.3 Test Criteria . 22
A.2.4 Results report example . 22
A.3 Life test . 22
A.3.1 Test Purpose . 22
A.3.2 Test Condition . 22
A.3.3 Test Criteria . 22
A.3.4 Results report example . 23
A.4 Dynamic load switching test . 23
A.4.1 Test Purpose . 23
A.4.2 Test Condition . 23
A.4.3 Test Criteria . 23
A.4.4 Results report example . 24
A.5 Output trans response-load slew and step . 24
A.5.1 Test Purpose . 24
A.5.2 Test Condition . 24
A.5.3 Test Criteria . 24
A.5.4 Results report example . 24
A.6 AC input inrush current test . 24
A.6.1 Test Purpose . 24
A.6.2 Test Condition . 24
A.6.3 Test Criteria . 25
A.6.4 Results report example . 25
A.7 Turn on delay test . . 25
A.7.1 Test Purpose . 25
A.7.2 Test Condition . 25
A.7.3 Test Criteria . 25
A.7.4 Results report example . 25
A.8 Output hold-up time test . 26
A.8.1 Test Purpose . 26
A.8.2 Test Condition . 26
A.8.3 Test Criteria . 26
A.8.4 Results report example . 26
A.9 Rise time and overshoot test . 26
A.9.1 Test Purpose . 26
A.9.2 Test Condition . 26
A.9.3 Test Criteria . 27
A.9.4 Results report example . 27
A.10 Output transient response deviation test . 27
A.10.1 Test Purpose . 27
A.10.2 Test Condition . 27
A.10.3 Test Criteria . 27
A.10.4 Results report example . 28
A.11 Dynamic load test . 28
A.11.1 Test Purpose . 28
A.11.2 Test Condition . 28
A.11.3 Test Criteria . 28
A.11.4 Results report example . 28
A.12 Brown out and recovery test . 29
A.12.1 Test Purpose . 29
A.12.2 Test Condition . 29
A.12.3 Test Criteria . 29
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5 ETSI TS 102 874-6 V1.1.1 (2012-02)
A.12.4 Results report example . 29
A.13 Temperature storage test . 29
A.13.1 Test Purpose . 29
A.13.2 Test Condition . 29
A.13.3 Test Criteria . 30
A.13.4 Results report example . 30
A.14 Humidity storage test. 30
A.14.1 Test Purpose . 30
A.14.2 Test Condition . 30
A.14.3 Test Criteria . 31
A.14.4 Results report example . 31
A.15 Power cycle test . 31
A.15.1 Test Purpose . 31
A.15.2 Test Condition . 31
A.15.3 Test Criteria . 31
A.15.4 Results report example . 31
A.16 Shipping, single drop, vibration test . 31
A.16.1 Test Purpose . 31
A.16.2 Test Condition . 31
A.16.3 Test Criteria . 32
A.16.4 Results report example . 33
A.17 Short circuit protection test . 33
A.17.1 Test Purpose . 33
A.17.2 Test Condition . 33
A.17.3 Test Criteria . 33
A.17.4 Results report example . 33
A.18 Over voltage protection test . 34
A.18.1 Test Purpose . 34
A.18.2 Test Condition . 34
A.18.3 Test Criteria . 34
A.18.4 Results report example . 34
A.19 Over current protection test . 34
A.19.1 Test Purpose . 34
A.19.2 Test Condition . 34
A.19.3 Test Criteria . 35
A.19.4 Results report example . 35
A.20 Construction, appearance and weight . 35
A.20.1 Test purpose . 35
A.20.2 Test Condition . 35
A.20.3 Test Criteria . 35
A.20.4 Results report example . 36
A.21 Safety tests . 36
A.22 DC cord set and plug test . 36
A.22.1 Test Purpose . 36
A.22.2 Test Condition 1 . 36
A.22.3 Test Condition 2 . 36
A.22.4 Test Criteria . 37
A.22.5 Results report example . 37
A.23 Energy efficiency test . 37
A.23.1 Test Purpose . 37
A.23.2 Test Condition . 37
A.23.3 Test Criteria . 37
A.23.4 Results report example . 37
A.24 Capacitive load test . 38
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6 ETSI TS 102 874-6 V1.1.1 (2012-02)
A.24.1 Test Purpose . 38
A.24.2 Test Condition . 38
A.24.3 Test Criteria . 38
A.24.4 Results report example . 38
A.25 Maximum open circuit voltage test . 38
A.25.1 Test Purpose . 38
A.25.2 Test Condition . 39
A.25.3 Test Criteria . 39
A.25.4 Results report example . 39
A.26 EMC tests . 39
Annex B (informative): PLT filters to limit interference and improve coexistence . 40
B.1 Testing immunity of PLT equipment to CPS disturbances . 40
B.2 Test Purpose . 41
B.3 Test Condition . 41
B.4 Test Criteria . 41
B.5 Results report example . 41
History . 42

ETSI
7 ETSI TS 102 874-6 V1.1.1 (2012-02)
Intellectual Property Rights
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (http://ipr.etsi.org).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Foreword
This Technical Specification (TS) has been produced by ETSI Technical Committee Access, Terminals, Transmission
and Multiplexing (ATTM).
The present document is part 6 of a multi-part deliverable covering the External Common Power Supply for Customer
Premises Network and Access Equipment, as identified below:
ES 202 874-1: "Functional requirements";
TS 102 874-2: "Integrated Broadband Cable and Television Networks";
TS 102 874-3: "CPS Type 1 implementation details";
TS 102 874-4: "CPS Type 2.b implementation details";
TS 102 874-5: "CPS Type 2.c implementation details";
TS 102 874-6: "CPS Type 2.d implementation details".
Introduction
The intended applications of these CPS categories are specified in ES 202 874-1 [i.1].
Table 1 summarises the structure of the present document.
Table 1: Multi-part deliverable structure
CPS category Functional requirements Implementation aspects
Type 1: 5V, 2A TS 102 874-3 [i.3]
Type 2.a: 12V, 1A TS 102 874-2 [i.2]
Type 2.b: 12V, 2A ES 202 874-1 [i.1] TS 102 874-4 [i.4]
Type 2.c: 12V, 5A TS 102 874-5 [i.5]
Type 2.d: 12V, xA TS 102 874-6 (the present document)

The present document addresses the implementation details of the External Common Power Supply (CPS) for Customer
Premises Network and Access Equipment - Type 2d, rated to a maximum of 12 V dc and a maximum current of
3,2 Amp for use with customer network devices with power needs up to 38,4 W.
Other methods for providing power to end devices are not in the scope of the present document (e.g. Power Over
Ethernet, power on USB, etc.).
Test are specified to verify the compliance of the external power supply against the requirements given by the present
specification.
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8 ETSI TS 102 874-6 V1.1.1 (2012-02)
The present document specifies design requirements and tests to ensure compliance of the CPS as well as reference to
relevant European Directives including power efficiency on-load and no-load requirements given by European
Commission Regulation No 278/2009 [2] of 6 April 2009.
ETSI
9 ETSI TS 102 874-6 V1.1.1 (2012-02)
1 Scope
The present document describes the specification for a high performance External Power Supply Unit for powering the
Customer Premises Equipment to a maximum voltage rating of 12 V dc.
The specifications define the input, output characteristics and performance requirements for a switching mode AC to
DC CPS rated to a maximum 12 V dc, and maximum 3,2 A.
The present document also specifies tests to verify the compliance of the external CPS.
Disclaimer: The present document does not guarantee compliance to legal directives or regulations. Details about these
aspects can be found on the following links:
• http://ec.europa.eu/enterprise/sectors/electrical/index_en.htm
• http://ec.europa.eu/enterprise/sectors/electrical/documents/lvd/standardisation/index_en.htm
• http://ec.europa.eu/enterprise/sectors/electrical/documents/emc/standardisation/index_en.htm
NOTE: Examples of documents to be considered are CE Marking 93/68/EEC [13], LVD Low Voltage Directive
2006/95/EC [12], EMC Directive 2004/108/EC [14]; for Ecodesign aspects: RoHS (Restriction of
th
Hazardous Substances) European Directive 2011/65/EC [8] 8 June 2011 and WEEE Management
Regulations (Waste Electrical and Electronic Equipment) European Directives 2002/96/EC [9]
th
27 January 2003 and amendments.
2 References
References are either specific (identified by date of publication and/or edition number or version number) or
non-specific. For specific references, only the cited version applies. For non-specific references, the latest version of the
reference document (including any amendments) applies.
Referenced documents which are not found to be publicly available in the expected location might be found at
http://docbox.etsi.org/Reference.
NOTE: While any hyperlinks included in this clause were valid at the time of publication ETSI cannot guarantee
their long term validity.
2.1 Normative references
The following referenced documents are necessary for the application of the present document.
[1] Commission Regulation (EC) No 278/2009 of 6 April 2009 implementing Directive 2005/32/EC
of the European Parliament and of the Council with regard to ecodesign requirements for no-load
condition electric power consumption and average active efficiency of external power supplies.
[2] CENELEC EN 55022:2006 + Amendment 1: 2007: "Information technology equipment - Radio
disturbance characteristics - Limits and methods of measurement".
[3] CISPR 22: "Information technology equipment - Radio disturbance characteristics - Limits and
methods of measurements".
[4] CENELEC EN 61000-3-2: "Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for
harmonic current emissions (equipment input current <= 16 A per phase)".
[5] CENELEC EN 61000-4-2: "Electromagnetic compatibility (EMC) - Part 4-2: Testing and
measurement techniques - Electrostatic discharge immunity test".
[6] CENELEC EN 61000-4-5: "Electromagnetic compatibility (EMC) - Part 4-5: Testing and
measurement techniques - Surge immunity test".
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10 ETSI TS 102 874-6 V1.1.1 (2012-02)
[7] CENELEC EN 61000-4-11: "Electromagnetic compatibility (EMC) - Part 4-11: Testing and
measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests".
[8] Directive 2011/65/EC of the European Parliament and of the Council of 8 June 2011 on the
restriction of the use of certain hazardous substances in electrical and electronic equipment
(recast).
[9] Directive 2002/96/EC of the European Parliament and of the Council of 27 January 2003 on waste
electrical and electronic equipment (WEEE), (and amendments).
[10] CENELEC EN 60950-1: "Information technology equipment - Safety - Part 1: General
requirements".
[11] CENELEC EN 50075: "Flat non-rewirable two-pole plugs, 2,5 A 250 V, with cord, for the
connection of class II-equipment for household and similar purposes".
[12] Directive 2006/95/EC of the European Parliament and of the Council of 12 December 2006 on the
harmonisation of the laws of Member States relating to electrical equipment designed for use
within certain voltage limits (LV Directive).
[13] Council Directive 93/68/EEC amending Directives 87/404/EEC (simple pressure vessels),
88/378/EEC (safety of toys), 89/106/EEC (construction products), 89/336/EEC (electromagnetic
compatibility), 89/392/EEC (machinery), 89/686/EEC (personal protective equipment),
90/384/EEC (non-automatic weighing instruments), 90/385/EEC (active implantable medicinal
devices), 90/396/EEC (appliances burning gaseous fuels), 91/263/EEC (telecommunications
terminal equipment), 92/42/EEC (new hot-water boilers fired with liquid or gaseous fuels) and
73/23/EEC (electrical equipment designed for use within certain voltage limits).
[14] Directive 2004/108/EC of the European Parliament and of the Council of 15 December 2004 on
the approximation of the laws of the Member States relating to electromagnetic compatibility and
repealing Directive 89/336/EEC (EMC Directive).
[15] ETSI EN 300 019-1-1: "Environmental Engineering (EE); Environmental conditions and
environmental tests for telecommunications equipment; Part 1-1: Classification of environmental
conditions; Storage".
[16] ETSI EN 300 019-1-3: "Environmental Engineering (EE); Environmental conditions and
environmental tests for telecommunications equipment; Part 1-3: Classification of environmental
conditions; Stationary use at weather protected locations".
[17] ETSI EN 300 019-1-2: "Environmental Engineering (EE); Environmental conditions and
environmental tests for telecommunications equipment; Part 1-2: Classification of Environmental
Conditions; Transportation".
[18] IEC 60754-1: "Test on gases evolved during combustion of materials from cables - Part 1:
Determination of the amount of halogen acid gas content".
[19] IEC 60754-2: "Test on gases evolved during combustion of materials from cables - Part 2:
Determination of acidity (by pH measurement) and conductivity".
[20] CENELEC EN 61204-3: "Low-voltage power supplies, d.c. output - Part 3: Electromagnetic
compatibility (EMC)".
[21] ETSI EN 301 489-1: "Electromagnetic compatibility and Radio spectrum Matters (ERM);
ElectroMagnetic Compatibility (EMC) standard for radio equipment and services; Part 1:
Common technical requirements".
[22] ETSI EN 300 386: "Electromagnetic compatibility and Radio spectrum Matters (ERM);
Telecommunication network equipment; ElectroMagnetic Compatibility (EMC) requirements".
[23] CENELEC EN 55024: "Information technology equipment - Immunity characteristics - Limits and
methods of measurements".
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11 ETSI TS 102 874-6 V1.1.1 (2012-02)
[24] CENELEC EN 61000-3-3: "Electromagnetic compatibility (EMC) - Part 3-3: Limits - Limitation
of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for
equipment with rated current <= 16 A per phase and not subject to conditional connection".
[25] CISPR 24: "Information technology equipment - Immunity characteristics - Limits and methods of
measurement".
[26] CENELEC EN 61000-4-3: "Electromagnetic compatibility (EMC) - Part 4-3: Testing and
measurement techniques - Radiated, radio-frequency, electromagnetic field immunity test".
[27] CENELEC EN 61000-4-6: "Electromagnetic compatibility (EMC) - Part 4-6: Testing and
measurement techniques - Immunity to conducted disturbances, induced by radio-frequency
fields".
[28] CENELEC EN 61000-4-4: "Electromagnetic compatibility (EMC) - Part 4-4: Testing and
measurement techniques - Electrical fast transient/burst immunity test".
[29] IEC 60950-1: "Information technology equipment - Safety - Part 1: General requirements".
2.2 Informative references
The following referenced documents are not necessary for the application of the present document but they assist the
user with regard to a particular subject area.
[i.1] ETSI ES 202 874-1 (V1.1.1): "Access, Terminals, Transmission and Multiplexing (ATTM);
External Common Power Supply for Customer Premises Network and Access Equipment; Part 1:
Functional requirements".
[i.2] ETSI TS 102 874-2: "Access, Terminals, Transmission and Multiplexing (ATTM); External
Common Power Supply for Customer Premises Network and Access Equipment; Part 2: Integrated
Broadband Cable and Television Networks".
[i.3] ETSI TS 102 874-3: "Access, Terminals, Transmission and Multiplexing (ATTM); External
Common Power Supply for Customer Premises Network and Access Equipment; Part 3: CPS
Type 1 implementation details".
[i.4] ETSI TS 102 874-4: "Access, Terminals, Transmission and Multiplexing (ATTM); External
Common Power Supply for Customer Premises Network and Access Equipment; Part 4: CPS
Type 2.b implementation details".
[i.5] ETSI TS 102 874-5: "Access, Terminals, Transmission and Multiplexing (ATTM); External
Common Power Supply for Customer Premises Network and Access Equipment; Part 5: CPS
Type 2.c implementation details".
3 Definitions and abbreviations
3.1 Definitions
For the purposes of the present document, the following terms and definitions apply:
Customer Network (CN): in-house network composed by home gateway, end devices, network segments (physical
wired or wireless connections between customer network elements), home network infrastructure devices such as
network adapters (performing a L1/L2 conversion between different network segments) and nodes (network adapters
with L3 routing capabilities)
NOTE: Also called Home Network (HN) or Customer Premises Network (CPN).
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12 ETSI TS 102 874-6 V1.1.1 (2012-02)
Customer Network Gateway (CNG): gateway between the HN and the Access Network able to perform networking
functions from physical connection to bridging and routing capabilities, but also possibly implementing functions
related to the service support
NOTE: Also called Home Gateway (HG) or Small Business Gateway (SBG).
Customer Network Device (CND): physical device enabling service(s) usage.
NOTE 1: Also called End Device (ED).
NOTE 2: EDs can be dedicated to the inte
...