1、 ETSI TS 102 121 V1.3.1 (2014-07) Environmental Engineering (EE); Power distribution to telecommunications and datacom (ICT) equipment TECHNICAL SPECIFICATION ETSI ETSI TS 102 121 V1.3.1 (2014-07)2Reference RTS/EE-02041 Keywords distribution, earthing, power, power supply, system ETSI 650 Route des
2、Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Important notice The present document can be downloaded from: http:/www.etsi.org Th
3、e present document may be made available in electronic versions and/or in print. The content of any electronic and/or print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any existing or perceived difference in contents between such
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6、reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm except as authorized by written permission of ETSI. The content of the PDF version shall not be modified without the written authorization of ETSI. The copyright and the foregoing restr
7、iction extend to reproduction in all media. European Telecommunications Standards Institute 2014. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are Trade Marks of ETSI registered for the benefit of
8、its Members and of the 3GPP Organizational Partners. GSM and the GSM logo are Trade Marks registered and owned by the GSM Association. ETSI ETSI TS 102 121 V1.3.1 (2014-07)3Contents Intellectual Property Rights 5g3Foreword . 5g3Modal verbs terminology 5g3Introduction 5g31 Scope 6g32 References 6g32.
9、1 Normative references . 6g32.2 Informative references 7g33 Definitions and abbreviations . 8g33.1 Definitions 8g33.2 Abbreviations . 8g34 Types of power supply systems 9g34.1 DC supply . 9g34.1.1 Mains operation 9g34.1.2 Battery operation 9g34.1.3 Floating/Parallel operation 9g34.1.3.1 DC switch op
10、eration 10g34.1.3.1.1 Switch operation with interruption 10g34.1.3.1.2 Switch operation without interruption . 10g34.1.3.2 DC converter operation . 11g34.1.3.3 Redundant DC distribution . 11g34.2 AC supply . 11g34.2.1 Mains operation 11g34.2.2 Inverter operation 12g34.2.3 AC switch operation . 12g34
11、.2.3.1 AC switch operation with interruption 12g34.2.3.2 AC switch operation without interruption (STS) 12g34.2.3.3 AC uninterruptible power supply systems (UPS) . 13g34.2.4 Reliability and redundancy . 18g35 Power supply interfaces in telecommunication installations 18g35.1 PSI 1 interface between
12、primary power and telecommunication installations and equipment . 19g35.1.1 Connection conditions 19g35.1.2 Harmonics and superimposition . 19g35.1.3 Radio interference . 19g35.1.4 Disturbances on the customer installation 19g35.1.5 Further sources of supply voltage . 19g35.2 PSI 2 interface 20g35.2
13、.1 Connection conditions 20g35.2.2 Radio interference . 20g35.2.3 Interference voltage 20g35.3 PSI 3 interface between telecommunication installations or equipment and the telecommunication networks . 20g35.3.1 Connection conditions 21g35.3.2 Operation with remote power feeding of current 21g35.3.3
14、Operation with ringing AC voltage . 21g35.3.4 Radio interference . 21g35.3.5 Interference voltage 21g35.4 Cabling and routing 21g36 Earthing and equipotential bonding 21g37 Electrical Safety requirements 21g3ETSI ETSI TS 102 121 V1.3.1 (2014-07)4Annex A (normative): Principle of artificial DC mains
15、network for measurement of disturbance . 22g3Annex B (informative): Power supply considerations . 23g3History 24g3ETSI ETSI TS 102 121 V1.3.1 (2014-07)5Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertain
16、ing 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 Secretari
17、at. 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
18、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 Environmental Engineering (EE). Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should no
19、t“, “may“, “may not“, “need“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation
20、. Introduction The present document gives guidance on installation, connection and operation of power supply systems for telecommunication / datacom (ICT) systems and equipment. Also are considered items of equipment with their own power supply, which are connected to form a complete system. ETSI ET
21、SI TS 102 121 V1.3.1 (2014-07)61 Scope The present document gives guidance on installation, connection and operation of power supply systems for telecommunication / datacom installations and equipments. Also are considered items of equipment with their own power supply, which are connected to form a
22、 complete system installation. The present document contains definitions for power supply and distribution systems in complement to power interfaces standards EN 300 132 series 5, 6, 7, i.6 and i.7. 2 References References are either specific (identified by date of publication and/or edition number
23、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
24、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
25、. 1 IEC EN 60038: “IEC standard voltages“. 2 ETSI EN 300 386: “Electromagnetic compatibility and Radio spectrum Matters (ERM); Telecommunication network equipment; ElectroMagnetic Compatibility (EMC) requirements“. 3 CENELEC EN 60950-1: “Information technology equipment - Safety - Part 1: General re
26、quirements“. 4 CENELEC EN 60896-21: “Stationary lead-acid batteries - Part 21: Valve regulated types - Methods of test“. 5 ETSI ETS 300 132-1: “Equipment Engineering (EE); Power supply interface at the input to telecommunications equipment; Part 1: Operated by alternating current (AC) derived from d
27、irect current (DC) sources“. 6 ETSI EN 300 132-2: “Environmental Engineering (EE); Power supply interface at the input to telecommunications and datacom (ICT) equipment; Part 2: Operated by -48 V direct current (DC)“. 7 ETSI EN 300 132-3-1: “Environmental Engineering (EE); Power supply interface at
28、the input to telecommunications and datacom (ICT) equipment; Part 3: Operated by rectified current source, alternating current source or direct current source up to 400 V; Sub-part 1: Direct current source up to 400 V“. 8 ETSI EN 302 099: “Environmental Engineering (EE); Powering of equipment in acc
29、ess network“. 9 ETSI EN 300 253: “Environmental Engineering (EE); Earthing and bonding of telecommunication equipment in telecommunication centres“. 10 Recommendation ITU-T K.20: “Resistibility of telecommunication equipment installed in a telecommunications centre to overvoltages and overcurrents“.
30、 11 Recommendation ITU-T K.21: “Resistibility of telecommunication equipment installed in customer premises to overvoltages and overcurrents“. ETSI ETSI TS 102 121 V1.3.1 (2014-07)712 Recommendation ITU-T K.45: “Resistibility of telecommunication equipment installed in the access and trunk networks
31、to overvoltages and overcurrents“. 13 CENELEC HD 384 (all parts)/HD 60364: “Electrical installations of buildings“. 14 ETSI EN 301 489-1: “Electromagnetic compatibility and Radio spectrum Matters (ERM); ElectroMagnetic Compatibility (EMC) standard for radio equipment and services; Part 1: Common tec
32、hnical requirements“. 15 CENELEC EN 61000-3-2: “Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current 16 A per phase)“. 16 CENELEC EN 61000-3-3: “Electromagnetic compatibility (EMC) - Part 3-3: Limits - Limitation of voltage changes,
33、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“. 17 Recommendation ITU-T P.53: “Psophometer for use on telephone-type circuits“. 18 CENELEC EN 50310: “Application of equipotential bondin
34、g and earthing in buildings with information technology equipment“. 19 CENELEC EN 61000-4-11: “Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests“. 20 CENELEC EN 50174-2: “Information technolog
35、y - Cabling installation - Part 2: Installation planning and practices inside buildings“. 21 CENELEC EN 62040-1-1: “Uninterruptible power systems (UPS) - Part 1-1: General and safety requirements for UPS used in operator access areas“. 22 CENELEC EN 62040-1-2: “Uninterruptible power systems (UPS) -
36、Part 1-2: General and safety requirements for UPS used in restricted access locations“. 23 CENELEC EN 60896-11: “Stationary lead-acid batteries - Part 11: Vented types - General requirements and methods of tests“. 24 CENELEC EN 62310-1: “Static transfer systems (STS) - Part 1: General and safety req
37、uirements“. 25 CENELEC EN 60896-22: “Stationary lead-acid batteries - Part 22: Valve regulated types - Requirements“. 26 ETSI EN 301 605: “Environmental Engineering (EE); Earthing and bonding of 400 V DC data and telecom (ICT) equipment“. 2.2 Informative references The following referenced documents
38、 are not necessary for the application of the present document but they assist the user with regard to a particular subject area. i.1 IEC 60050-601: “International Electrotechnical Vocabulary. Chapter 601: Generation, transmission and distribution of electricity - General“. i.2 CENELEC EN 62368-1 Ed
39、. 1.0: “Audio/Video, Information and Communication Technology Equipment - Part 1: Safety requirements“. i.3 IEC EN 60445: “Basic and safety principle for man-machine interface, marking and identification-Identification of equipment terminals, conductor terminations, and conductors“. i.4 ETSI TR 100
40、283: “Environmental Engineering (EE); Transient voltages at Interface “A“ on telecommunications direct current (DC) power distributions“. i.5 19 Pfl1: “Voltage limits for 60 V consumers in telecommunication installations of the Deutsche Telekom“. ETSI ETSI TS 102 121 V1.3.1 (2014-07)8i.6 ETSI EN 300
41、 132-3-0: “Environmental Engineering (EE); Power supply interface at the input to telecommunications and datacom (ICT) equipment; Part 3: Operated by rectified current source, alternating current source or direct current source up to 400 V; Sub-part 0: Overview“. i.7 ETSI EN 300 132-3-2: “Environmen
42、tal Engineering (EE); Power supply interface at the input to telecommunications and datacom (ICT) equipment; Part 3: Operated by rectified current source, alternating current source or direct current source up to 400 V; Sub-part 2: Alternating up to 400 V solution“. 3 Definitions and abbreviations 3
43、.1 Definitions For the purposes of the present document, the following terms and definitions apply: current-using equipment: either a further power supply system or a telecommunication equipment NOTE: The telecommunication equipment with associated power supply may be considered as telecommunication
44、 installation or telecommunication equipment. disturbance: electromagnetic disturbance having components in the radio frequency range immunity: ability of a device, equipment or system to perform without degradation in the presence of an electromagnetic disturbance power supply system: electrical eq
45、uipment, which makes available energy obtained from a primary power source (e.g. AC distribution) in a form suitable for the current-using equipment radio interference: degradation of the reception of a wanted signal caused by radio frequency disturbance supply voltage: voltage preferably obtained f
46、rom the public distribution system or other primary electric power sources Transfer Switch (TS): integrated automatic bypass switch used in the UPS, which can be fully static, fully electromechanical or hybrid 3.2 Abbreviations For the purposes of the present document, the following abbreviations ap
47、ply: AC Alternating Current DC Direct Current EMC Electro-Magnetic Compatibility ERM Electromagnetic Radio spectrum Matters HD Harmonization Document ICT Information and Communication Technology MOS Metal Oxide Semiconductor PSI Power Supply Interface SBS Systems Bypass SwitchSD Safe Disconnection S
48、TS Static Transfer Switches (for the stand-alone static switches) TS Transfer Switch UPS Uninterruptible Power Supply ETSI ETSI TS 102 121 V1.3.1 (2014-07)94 Types of power supply systems In telecommunication and datacom installations and equipment the designation of a power supply system refers to
49、its output. In this sense there are DC and AC supplies. The operating modes described below are basic forms, which may be developed into more complex arrangements. 4.1 DC supply 4.1.1 Mains operation The current-using equipment is supplied with DC voltage obtained by a rectifier from the AC system (see figure 1). The nominal voltage is a normative definition used to enable differentiating power interfaces as defined in IEC 60050-601 i.1. Current usingequipmentFigure 1: Principle of mains operati
