IEC 60947-5-8:2020 is available as IEC 60947-5-8:2020 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 60947-5-8:2020 specifies requirements for three-position enabling switches. These switches are used as components of enabling devices to provide signals that, - when activated, allow machine operation to be initiated by a separate start control, and - when de-activated, -- initiate a stop fun...view more

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    • Standard
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This part of IEC 60947 applies to switches, disconnectors, switch-disconnectors and fusecombination
units and their dedicated accessories to be used in distribution circuits and motor
circuits of which the rated voltage does not exceed 1 000 V AC or 1 500 V DC.
NOTE 1 Accessories are interconnecting units, extended terminals, internal coils, auxiliary contacts, motor
operator, etc. offered as options with the basic unit.
This document does not apply to equipment coming within the scope of I...
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    • Standard
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This document applies, when required by the relevant product standard, to low-voltage
switchgear and controlgear hereinafter referred to as "equipment" or “device” and intended to
be connected to circuits, the rated voltage of which does not exceed 1 000 V AC or
1 500 V DC.
This document states the general rules and common safety requirements for low-voltage
switchgear and controlgear, including:
− definitions;
− characteristics;
− information supplied with the equipment;
− normal servi...
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    • Standard
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    • Standard
      309 pages
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IEC 61439-7:2018 defines the specific requirements of assemblies as follows:
- assemblies for which the rated voltage does not exceed 1 000 V in the case of AC or 1 500 V in the case of DC;
– assemblies intended for use in connection with the generation, transmission, distribution and conversion of electric energy, and for the control of electric energy consuming equipment;
– assemblies operated by ordinary persons (e.g. plug and unplug of electrical equipment);
– assemblies intended to be i...
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This part of IEC 62271 is applicable to three-pole alternating current switches for rated
voltages higher than 52 kV, having making and breaking current ratings, for indoor and
outdoor installations, and for rated frequencies up to and including 60 Hz.
This document is also applicable to the operating devices of these switches and to their
auxiliary equipment.
NOTE 1 Switches for gas insulated switchgear are covered by this document.
NOTE 2 Switches having a disconnecting function and call...
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This part of EN 62271 applies to high-voltage alternating current disconnecting circuit-breakers for operation at frequencies of 50 Hz and 60 Hz on systems having voltages of 72,5 kV and above. This standard identifies which requirements of EN 60694, EN 62271-100 and EN 62271-102 standards are applicable. It also gives the additional requirements specific to these devices. This standard covers a circuit-breaker which, when in the open position, satisfies the requirements of both a circuit-breake...view more

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    • Standard
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The purpose of this document is to define homogeneous categories for the electromagnetic environments in order to harmonize as far as practicable all general rules and product standard requirements of electromagnetic compatibility (EMC), applicable to low-voltage switchgear, controlgear and their assemblies with built-in electronic circuits.

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    • Technical report
      37 pages
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This document provides information, and recommended minimum requirements related to embedded software supporting the main functions of switchgear and controlgear during the whole lifecycle of the equipment. It includes also the parameterization aspects and basics about secure coding standards.

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    • Technical report
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EN-IEC 60947-5-2 applies to inductive and capacitive proximity switches that sense the presence of metallic and/or non-metallic objects, ultrasonic proximity switches that sense the presence of sound reflecting objects, photoelectric proximity switches that sense the presence of objects and non-mechanical magnetic proximity switches that sense the presence of objects with a magnetic field. Products covered by the scope of this document are not subjected to defined behaviours under fault conditio...view more

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    • Standard
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2020-11-24: EC formal rejection for citation under EMCD
2019-11-13: D164/C065: BT approved the Annex ZA and Annexes ZZ for LVD and EMC and asked CCMC to make the standard available without further delay with the inclusion of the approves Annexes.

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    • Amendment
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IEC 62026-3:2014 specifies an interface system between single or multiple controllers, and control circuit devices or switching elements. The interface system uses two conductor pairs within one cable - one of these pairs provides a differential communication medium and the other pair provides power to the devices. This part establishes requirements for the interoperability of components with such interfaces. This third edition of IEC 62026-3 cancels and replaces the second edition published in ...view more

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    • Amendment
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2018-06-07: assessment requested on CD - HAS consultant comments to be addressed before CDV

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    • Amendment
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This document specifies requirements for internal arc classification of metal-enclosed pole-mounted switchgear installations used for alternating current with rated voltages above 1 kV and up to and including 52 kV with service frequencies up to and including 60 Hz. This document is applicable to three-phase, two-phase and single phase equipment. Enclosures may include fixed and removable components and may be filled with fluid (liquid or gas) to provide insulation. NOTE For the use of this docu...view more

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    • Standard
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2019-04-16: Formal Vote assessment documents (ZA, RA) sent to Production on 2019-04-16 by the TC and revised Annex ZZ sent to Production on 2019-04-18. Consider the possibility to go to BT to validate the Annex ZZ, since not included in the Formal Vote documentation. Furthermore, Consultant suggests modifications to the foreword. Check with PM before publication.
2019-03-20: Annex ZZ not included in the FV documents. Check with PM before requesting Formal Vote assessment.
2018-12-07: positi...
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This Part of IEC 62271, which is a Technical Report, refers to prefabricated metal-enclosed and solid-insulation enclosed (both hereinafter called enclosed) switchgear and controlgear assemblies for alternating current of rated voltages above 1 kV and up to and including 52 kV as specified in IEC 62271-200 and IEC 62271-201, and to other equipment included in the same enclosure with any possible mutual influence.
This Technical Report may be used for the extension of the validity of type tests ...
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This part of IEC 62026 applies to interfaces between low-voltage switchgear, controlgear, and
controllers (e.g. programmable controllers, personal computers, etc.).
This document does not apply to higher level industrial communication networks that have
become known as fieldbuses and are considered by IEC subcommittee 65C.
The purpose of this document is to harmonize and define rules, components and requirements
of a general nature applicable to industrial CDIs. Those features of the variou...
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This part of IEC 62271 applies to three-pole-operated fused circuit-switchers designed with
rated voltages above 1 kV up to and including 52 kV for use on three-phase alternating
current systems of either 50 Hz or 60 Hz.
They can be designed either as stand-alone devices, or be embedded in a switchgear and
controlgear assembly.
They are intended to be used for circuits or applications requiring only a normal mechanical
and electrical endurance capability. Such applications cover protection...
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This publication applies to certain position switches with automatic return actuator for industrial use, giving the standardized dimensions of which and the characteristics necessary for their application.

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    • Standard
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This publication applies to certain position switches with automatic return actuator for industrial use, giving the standardized dimensions of which and the characteristics necessary for their application.

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This part of IEC 60794 presents the detailed requirements specific to this type of cable to
ensure compatibility with the series of International Standards ISO/IEC 11801, Information
technology – Generic cabling for customer premises (Parts 1 to 6).
The requirements of family specification IEC 60794-2-20 are applicable to cables covered by
this document.
Particular requirements detailed in Clause 4 define either a specific option in relation to the
requirements of IEC 60794-2-20 or additio...
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This part of IEC 60947 covers low-voltage arc quenching devices, hereinafter referred to as
AQDs, which are intended to eliminate arc-faults in low-voltage assemblies (typically lowvoltage
switchgear and controlgear assemblies in accordance with the IEC 61439 series), by
creating a lower impedance current path, to cause the arcing current to transfer to the new
current path. This new current path is maintained until a short-circuit protection device (SCPD)
interrupts the short-circuit curre...
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IEC 61439-3:2012 defines the specific requirements for distribution boards intended to be operated by ordinary persons (DBO). DBOs have the following criteria:  - intended to be operated by ordinary persons (e.g. switching operations and replacing fuse-links), e.g. in domestic (household) applications;  - outgoing circuits contain protective devices, intended to be operated by ordinary persons, complying e.g. with IEC 60898-1, IEC 61008, IEC 61009, IEC 62423 and IEC 60269-3;   - rated voltage to...view more

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    • Corrigendum
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This part of IEC 62271 covers the connection assembly of fluid-filled and extruded cables to
gas-insulated metal enclosed switchgear (GIS), in single- or three-phase arrangements where
the cable terminations are fluid-filled or dry-type and there is a separating insulating barrier
between the cable insulation and the gas insulation of the switchgear.
The purpose of this document is to establish electrical and mechanical interchangeability
between cable terminations and the gas-insulated met...
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This part of IEC 60947 is applicable to the following equipment:
– electromechanical contactors and starters including motor protective switching device
(MPSD);
– actuators of contactor relays;
– contacts dedicated exclusively to the coil circuit of this contactor or this contactor relay;
– dedicated accessories (e.g. dedicated wiring, dedicated latch accessory);
intended to be connected to distribution circuits, motors circuits and other load circuits, the
rated voltage of which does not...
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This part of IEC 60947-7 specifies requirements for PCB terminal blocks primarily intended for
industrial or similar use.
Mounting and fixing on the printed circuit board is made by soldering, press-in or equivalent
methods to provide electrical and mechanical connection between copper conductors and the
printed circuit board.
This document applies to PCB terminal blocks intended to connect copper conductors, with or
without special preparation, having a cross-section between 0,08 mm2 and ...
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This European Standard applies to welded wrought steel enclosures pressurised with dry air, inert gases, for example sulphur hexafluoride or nitrogen or a mixture of such gases, used in indoor and outdoor installations of high-voltage switchgear and controlgear with rated voltages above 1kV, where the gas is used principally for its dielectric and/or arc-quenching properties with rated voltages.
-   above 1 kV and up to and including 52 kV and with gas-filled compartments with design pressure hig...
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This European Standard applies to welded wrought aluminium and aluminium alloy enclosures pressurized with dry air, inert gases, for example sulphur hexafluoride or nitrogen or a mixture of such gases, used in indoor and outdoor installations of high-voltage switchgear and controlgear with rated voltages above 1kV, where the gas is used principally for its dielectric and/or arc-quenching properties with rated voltages.
-   above 1 kV and up to and including 52 kV and with gas-filled compartments ...
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This European Standard applies to welded composite enclosures of cast and wrought aluminium alloy pressurized with dry air, inert gases (e.g. sulphur hexafluoride or nitrogen or a mixture of such gases), used in indoor and outdoor installations of high-voltage switchgear and controlgear with rated voltages above 1kV, where the gas is used principally for its dielectric and/or arc-quenching properties with rated voltages
-   above 1 kV and up to and including 52 kV and with gas-filled compartments...
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    • Standard
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This part of IEC 62271 applies to alternating current disconnectors and earthing switches,
designed for indoor and outdoor installations for nominal voltages above 1 000 V and for
service frequencies up to and including 60 Hz.
It also applies to the operating devices of these disconnectors and earthing switches and their
auxiliary equipment.
Additional requirements for disconnectors and earthing switches in enclosed switchgear and
controlgear are given in IEC 62271-200, IEC 62271-201 and I...
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    • Standard
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The contents of the corrigendum of January 2018 have been included in this copy.

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    • Amendment
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This part of IEC 62271 is applicable to AC switching devices designed for indoor or outdoor
installation, for operation at frequencies of 50 Hz and 60 Hz on systems having voltages
above 1 000 V and applied for inductive current switching. It is applicable to switching devices
(including circuit-breakers in accordance with IEC 62271-100) that are used to switch
high-voltage motor currents and shunt reactor currents and also to high-voltage contactors
used to switch high-voltage motor curren...
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This part of IEC 60947 applies to control circuit devices and switching elements intended for
controlling, signalling, interlocking, etc., of switchgear and controlgear.
It applies to control circuit devices having a rated voltage not exceeding 1 000 V a.c. (at a
frequency not exceeding 1 000 Hz) or 600 V d.c.
However, for operational voltages below 100 V a.c. or d.c., see 4.3.2.2.
This standard applies to specific types of control circuit devices such as:
• manual control switches, for ex...
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This document specifies dimensional and functional requirements for the compatible mounting
of switchgear, controlgear and accessories on some types of rails.
The object of this document is to specify those dimensions that are critical for the correct
design of mounting rails and equipment.
The following sections are covered by this document:
– "top hat" section;
– "C" section;
– "G" section.
NOTE 1 Mounting compatibility does not imply functional interchangeability.
Annexes deal with s...
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This part of IEC 62271 applies to AC switchgear and controlgear designed for indoor and/or
outdoor installation and for operation at service frequencies up to and including 60 Hz and
having rated voltages above 1 000 V.
This document applies to all high-voltage switchgear and controlgear except as otherwise
specified in the relevant IEC standards for the particular type of switchgear and controlgear.
NOTE For the use of this document, high-voltage is defined as the rated voltage above 1 000...
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    • Standard
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    • Standard
      141 pages
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    • Standard – translation
      134 pages
      Slovenian language
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This document establishes the reference dictionary of the general description of low-voltage
switchgear and controlgear classes based on defined properties.
This dictionary is used to facilitate the exchange in electronic format of data describing lowvoltage
switchgear and controlgear.
This document provides clear and unambiguous definitions of a limited number of properties
and classes which are mainly used for presentation, selection and identification of products
particularly in electro...
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intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or
1 500 V d.c.; it also contains additional requirements for integrally fused circuit-breakers.
Circuit-breakers rated above 1 000 V a.c. but not exceeding 1 500 V a.c. may also be tested to
this standard.
It applies whatever the rated currents, the method of construction or the proposed applications
of the circuit-breakers may be.
The requirements for circuit-breakers which are also intended to ...
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    • Standard
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The contents of the corrigendum 1 of January 2018 have been included in this copy.

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    • Amendment
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2017-05-02: D156/C084 - Ratified standards not being made available.
DOP = DAV + 6 months
DOW = DAV + 36 months
Annex ZZ for MD 2006/42/EC available in EN 60947-5-5:1997/A11.

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    • Amendment
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This part of IEC 62271 specifies the service conditions, rated characteristics, general
structural requirements and test methods of the assemblies of the main electrical functional
units of a high-voltage/low-voltage distribution substation, duly interconnected, for alternating
current of rated operating voltages above 1 kV and up to and including 52 kV on the highvoltage
side, service frequency 50 Hz or 60 Hz. This assembly is to be cable-connected to the
network, and intended for installa...
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This standard applies to cast aluminium alloy enclosures pressurized with dry air, inert gases, for example sulphur hexafluoride or nitrogen or a mixture of such gases, used in indoor or outdoor installations of high-voltage switchgear and controlgear above 1 kV, where the gas is used principally for its dielectric and/or arc-quenching properties with rated voltages
-   above 1 kV and up to and including 52 kV and with gas-filled compartments with design pressure higher than 300 kPa relative pres...
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NOTE 1 Throughout this technical specification , the terms AMHS (see 3.1.101), ACCS (see 3.1.102), AMPS (see
3.1.103), ACSEV (see 3.1.104) are used for low-voltage switchgear and controlgear assemblies intended for use
respectively in marinas and similar locations (AMHS), camping sites and similar locations (ACCS), market squares
and other similar external public sites (AMPS), charging stations (ACSEV). The term ASSEMBLIES is used for
indicating all the boards.
This Part of IEC 61439, which...
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    • Technical specification
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Within the IEC 61439 series of standards for low-voltage switchgear and controlgear
assemblies (ASSEMBLIES), there are system and application details that are specified by the
user to enable the manufacturer to produce an ASSEMBLY that meets the needs and
expectations of the user.
This Part of IEC 61439, which is a technical report identifies, from the user’s perspective,
those functions and characteristics that should be defined when specifying ASSEMBLIES. It
provides:
– an explanation o...
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    • Standard – translation
      62 pages
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