This international standard applies to string insulator units of the cap and pin type and also of
the long rod type as well as the fittings used with such insulators.
The object of this document is to define the dimensions of a series of clevis and tongue
couplings to permit the assembly of insulators or fittings supplied by different manufacturers.
NOTE 1 IEC 60305 gives the coordination between the standardized dimensions of Table 1 and the strength
classes of cap and pin insulator. IEC 6...
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    • Standard
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The object of this international standard is to define the dimensions of a series of standard
ball and socket couplings using the standard locking devices (see IEC 60372) in order to
permit the assembly of insulators or metal fittings supplied by different manufacturers.
This document applies to string insulator units of the cap and pin and long rod types and their
associated metal fittings.
For the pin ball and the socket, dimensions apply to the finished product after any surface
treatme...
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This international standard is applicable to locking devices used with ball and socket
couplings of string insulator units and used with the corresponding metal fittings standardized
in IEC 60120, when they are supplied separately.
When these locking devices are supplied with an insulator or fitting, they are considered as an
integral part of it. In this case, the relevant test is to be included with those of insulators, as
specified in IEC 60383-1 and IEC 61325. On request, a certificate i...
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This document is applicable to composite line post insulators for AC overhead lines with a nominal voltage greater than 1 000 V and a frequency not greater than 100 Hz. It also applies to line post insulators of similar design used in substations or on electric traction lines. This document applies to line post insulators of composite type, generally with metallic couplings, with and without a base plate. It also applies to such insulators when used in complex structures. It does not apply to ho...view more

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This document is applicable to plug-in type bushings, according to EN 60137, 72,5 kV, rated currents
from 630 A up to 1 250 A and frequencies from 15 Hz up to 60 Hz for single or three-phase arrangements in electrical equipment like liquid filled transformers or gas insulated switchgear and controlgear. It complements and amends, if necessary, the relevant EN standards.
The application of such plug-in type bushings is derived from EN 50180 and EN 50181 but applied for higher voltages with desc...
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    • Standard
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CCMC - wrong standard reference to be corrected

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    • Corrigendum
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IEC - Corrected version

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This International Standard applies to outdoor and indoor bushings of any voltage used on DC
systems, of capacitance graded or gas insulated types for use as components of oil-filled
converter transformers and smoothing reactors, as well as air-to-air DC bushings. This
standard does not apply to the following:
• cable terminations (potheads);
• bushings for instrument transformers;
• bushings for test power supplies;
• bushings applied with gaseous insulation (other than air at atmospheri...
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IEC - Corrected version

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This International Standard specifies the characteristics and tests for insulated bushings.
This standard is applicable to bushings, as defined in Clause 3, intended for use in electrical
apparatus, machinery, transformers, switchgear and installations for three-phase alternating
current systems, having highest voltage for equipment above 1 000 V and power frequencies
of 15 Hz up to and including 60 Hz.
Subject to special agreement between purchaser and supplier, this standard may be applie...
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Integrate the not accepted changes of the work of WG1 proposed in the meeting on 23th October 2014 in EN50180-3

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    • Amendment
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This International Standard applies to composite hollow core station post insulators consisting
of a load-bearing insulating tube (core) made of resin impregnated fibres an insulating filler
material (e.g. solid, liquid, foam, gaseous – pressurized or unpressurized), a housing (outside
the insulating tube) made of polymeric material (for example silicone or ethylene-propylene)
and metal fixing devices at the ends of the insulating tube. Composite hollow core station post
insulators as defin...
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Prescribes specified values for the mechanical characteristics of the composite string insulator units. Defines the main dimensions of the couplings to be used on the composite string insulator units in order to permit the assembly of insulators of fittings supplied by different manufacturers and to allow, whenever practical, interchangeability with existing installations. It also defines a standard designation system for composite string insulator units.

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    • Standard
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    • Standard
      27 pages
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    • Standard – translation
      25 pages
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This part of IEC 62231 is applicable to composite station post insulators for substations with
a.c. voltages greater than 1 000 V up to 245 kV.
It also applies to composite station post insulators of similar design used in power stations of
railway systems.
This part of IEC 62231 specifies main dimensions and values for mechanical and electrical
characteristics of composite station post insulators.
NOTE The composite station post insulators covered by this standard are primarily intended f...
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This European Standard should be considered in factual context with EN 50180-1 only. The dimensional
supplements are related to figures and tables of EN 50180-1. To enable a better understanding of additional
information some tables from EN 50180-1 are used and extended.
This European Standard may now be used also for bushings with a highest voltage of 52 kV. Figures for the
details of the components and the related tables are added according to the extended range of voltage.

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    • Standard
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This European Standard is applicable to ceramic and resin insulated bushings having highest voltages above 1 kV up to 52 kV, rated currents from 250 A up to 3 150 A and frequencies from 15 Hz up to 60 Hz for insulating liquid filled transformers.
This European Standard establishes essential dimensions, to ensure interchangeability of bushings and to ensure adequate mounting and interchangeability of mating plug-in separable connectors of equivalent ratings.

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      39 pages
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This European Standard should be considered in factual context with EN 50180-1 only. Constructional details
for fastenings and their details are supplementing EN 50180-1. This information is of importance for utilities
concerning compatibility.
For a better understanding of additional information some dimension from EN 50180-1 are repeated in this
European Standard.
This European Standard was extended for fastenings of bushings for a highest voltage of 52 kV.

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EN IEC 60507 is applicable for the determination of the power frequency withstand characteristics of ceramic and glass insulators to be used outdoors and exposed to polluted atmospheres, on a.c. systems with the highest voltage of the system greater than 1 000 V. These tests are not directly applicable to polymeric insulators, to greased insulators or to special types of insulators (insulators with semiconducting glaze or covered with any organic insulating material). The object of this Internat...view more

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    • Standard
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    • Standard
      41 pages
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This European Standard is applicable to ceramic insulated bushings for rated voltages up to 1 000 V, rated currents from 250 A up to 5 000 A and frequencies from 15 Hz up to 60 Hz for insulating liquid filled transformers.

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    • Amendment
      4 pages
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This International Standard is applicable to polymeric insulators whose insulating body consists of one or various organic materials. Polymeric insulators covered by this standard include both solid core and hollow insulators. They are intended for use on HV overhead lines and in indoor and outdoor equipment. The object of this standard is
– to define the common terms used for polymeric insulators;
– to prescribe common test methods for design tests on polymeric insulators;
– to prescribe acc...
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    • Standard
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    • Standard
      29 pages
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    • Standard – translation
      29 pages
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Approval procedure editing allocated to hamrani@cencenelec.eu * D137/C225: to launch approval by correspondence of IEC/TR 62662 as a CLC/TR

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    • Technical report
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This European Standard is applicable to ceramic insulated bushings for rated voltages up to 1 000 V, rated currents from 250 A up to 5 000 A and frequencies from 15 Hz up to 60 Hz for insulating liquid filled transformers.

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    • Standard
      8 pages
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This European Standard is applicable to insulated bushings for maximum voltages above 1 kV up to 52 kV, rated currents from 250 A up to 2 500 A and frequencies from 15 Hz up to 60 Hz for equipment other than liquid filled transformers. This European Standard establishes essential dimensions, to ensure adequate mounting and interchangeability of mating plug-in separable connectors of equivalent ratings.

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    • Standard
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This International Standard specifies terms defined in standards that fall under the scope of technical committee TC 36: Insulators. It covers terms that can be found in IEC 60050-471 as well as terms not appropriate for inclusion in IEC 60050-471 but used widely in the standards of IEC TC 36. IEC 60050-471 is not intended to cover all the terms used in the various IEC standards but provides rather a general purpose vocabulary giving the basic terms and reference terms to be used by all technica...view more

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    • Standard
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This International Standard applies to insulator strings and sets comprising string insulator units of ceramic material, glass or composite material for use on a.c. overhead lines and traction lines with a nominal voltage above 1 000 V and a frequency between 15 Hz and 100 Hz. This standard also applies to insulator strings or sets of similar design used in substations. This standard establishes a standard test procedure for power arc tests on insulator sets. It also establishes a standard test ...view more

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    • Standard
      43 pages
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    • Standard
      44 pages
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    • Standard – translation
      45 pages
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This International Standard applies to composite suspension/tension insulators consisting of a load-bearing cylindrical insulating solid core consisting of fibres - usually glass - in a resinbased matrix, a housing (outside the insulating core) made of polymeric material and end fittings permanently attached to the insulating core. Composite insulators covered by this standard are intended for use as suspension/tension line insulators, but it should be noted that these insulators can occasionall...view more

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    • Standard
      32 pages
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    • Standard
      32 pages
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    • Standard – translation
      33 pages
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This International Standard applies to composite line post insulators consisting of a loadbearing cylindrical insulating solid core consisting of fibres - usually glass - in a resin-based matrix, a housing (outside the insulating core) made of polymeric material and end fittings permanently attached to the insulating core. Composite line post insulators covered by this standard are subjected to cantilever, tensile and compressive loads, when supporting the line conductors. They are intended for ...view more

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    • Standard
      30 pages
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This International Standard applies to composite hollow insulators consisting of a load-bearing insulating tube made of resin impregnated fibres, a housing (outside the insulating tube) made of elastomeric material (for example silicone or ethylene-propylene) and metal fixing devices at the ends of the insulating tube. Composite hollow insulators as defined in this standard are intended for general use (unpressurized) or for use with a permanent gas pressure (pressurized). They are intended for ...view more

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    • Standard
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This Technical Specification is applicable to capacitance graded outdoor bushings with values of highest voltage for equipment (Um) from 52 kV up to 420 kV and with values of rated current (Ir) up to 3 150 A and frequencies from 15 Hz up to 60 Hz for oil immersed transformers. The major insulation of these bushings consists either of oil-impregnated or resin-impregnated paper or other suitable insulating systems. This Technical Specification establishes essential details and dimensions to ensure...view more

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    • Technical specification
      19 pages
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This International Standard deals with impulse puncture testing in air of ceramic and glass insulator units of class B (see IEC 60383-1): cap and pin, pin type (including pin-post type) and class B long rod insulators. This standard may be applied also in tests on Class B insulators of other materials (e.g. polymers and composites). However, it may be useful to consider the possible need to adjust the test procedure accordingly. This standard is published with the object of specifying a standard...view more

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    • Standard
      20 pages
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Applies to outdoor and indoor bushings of any voltage used on d.c. systems, of capacitance graded or gas insulated types for use as components of oil-filled converter transformers and smoothing reactors, as well as air-to-air d.c. bushings.

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    • Standard
      28 pages
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Applicable to locking devices used with ball and socket couplings of string insulator units and used with the corresponding metal fittings standardized in EN 60120. -Defines the shapes and some standard dimensions for locking devices as well as the test methods for locking devices; -States the acceptance conditions for supply and gives other dimensions for guidance of manufacturing only. Replaces EN 60372-1 (1977) and 60372-2 (1976).

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    • Standard
      27 pages
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This standard is applicable to ceramic insulated outdoor bushings for highest voltages for equipment of 24 kV and 36 kV, with rated currents of 5 kA and 8 kA and frequencies from 15 Hz up to 60 Hz for insulating liquid filled transformers. This standard establishes dimensions to ensure interchangeability and adequate mounting of bushings. Two types of construction are specified, type A and type B, both types for highest voltages for equipment 24 kV and 36 kV and rated currents of 5 kA and 8 kA. ...view more

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    • Standard
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Supersedes HD 607 S1:1996

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    • Standard
      6 pages
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This standard is applicable to insulated bushings for use in air insulated, shroud insulated and fully insulated cable boxes for liquid filled transformers and reactors for rated voltages up to 36 kV, and rated currents up to 4 000 A at frequencies from 15 Hz to 60 Hz.

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    • Standard
      14 pages
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Supersedes HD 329 S1:1977 and EN 61264:1998

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    • Standard
      54 pages
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This part of IEC 61466 is applicable to composite string insulators with a specified mechanical
load (SML) of 40 kN and 70 kN for a.c. overhead distribution lines with a nominal voltage
greater than 1 000 V and a frequency not greater than 100 Hz.
It also applies to insulators of similar design used in substations or on electric traction lines.
This standard applies to string insulator units of composite type with couplings in accordance
with IEC 61466-1.
This standard prescribes specified...
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    • Standard
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EN following parallel vote

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    • Standard
      13 pages
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Document prepared by CLC/TC 36B disbanded at 91 BT

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    • Standardization document
      29 pages
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EN following parallel vote * Document prepared by CLC/TC 36B disbanded at 91 BT

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    • Standard
      52 pages
      English language
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Applies to post insulators and post insulator units of ceramic material or glass intended for indoor or outdoor service, and to post insulators of organic material intended for indoor service in electrical installations or equipment operating on alternating current systems with a nominal voltage greater than 1 000 V and a frequency not greater than 100 Hz. It may also be regarded as a provisional standard for insulators for use on direct current systems.

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    • Standardization document
      44 pages
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EN following parallel vote * Prepared by CLC/TC 36B disbanded at 91 BT

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    • Standard
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