{"id":252531,"date":"2024-10-19T16:40:26","date_gmt":"2024-10-19T16:40:26","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-60947-22006a22013\/"},"modified":"2024-10-25T11:59:51","modified_gmt":"2024-10-25T11:59:51","slug":"bs-en-60947-22006a22013","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-60947-22006a22013\/","title":{"rendered":"BS EN 60947-2:2006+A2:2013"},"content":{"rendered":"

This standard applies to circuit-breakers, the main contacts of which are 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.<\/p>\n

It applies whatever the rated currents, the method of construction or the proposed applications of the circuit-breakers may be.<\/p>\n

The requirements for circuit-breakers which are also intended to provide earth-leakage protection are contained in Annex B.<\/p>\n

The additional requirements for circuit-breakers with electronic over-current protection are contained in Annex F.<\/p>\n

The additional requirements for circuit-breakers for IT systems are contained in Annex H.<\/p>\n

The requirements and test methods for electromagnetic compatibility of circuit-breakers are contained in Annex J.<\/p>\n

The requirements for circuit-breakers not fulfilling the requirements for over-current protection are contained in Annex L.<\/p>\n

The requirements for modular residual current devices (without integral current breaking device) are contained in Annex M.<\/p>\n

The requirements and test methods for electromagnetic compatibility of circuit-breaker auxiliaries are contained in Annex N.<\/p>\n

Supplementary requirements for circuit-breakers used as direct-on-line starters are given in IEC 60947-4-1, applicable to low-voltage contactors and starters.<\/p>\n

The requirements for circuit-breakers for the protection of wiring installations in buildings and similar applications, and designed for use by uninstructed persons, are contained in IEC 60898.<\/p>\n

The requirements for circuit-breakers for equipment (for example electrical appliances) are contained in IEC 60934.<\/p>\n

For certain specific applications (for example traction, rolling mills, marine service) particular or additional requirements may be necessary.<\/p>\n

\n

NOTE Circuit-breakers which are dealt with in this standard may be provided with devices for automatic opening under predetermined conditions other than those of over-current and undervoltage as, for example, reversal of power or current. This standard does not deal with the verification of operation under such pre-determined conditions.<\/p>\n<\/blockquote>\n

The object of this standard is to state:<\/p>\n

    \n
  1. \n

    the characteristics of circuit-breakers;<\/p>\n<\/li>\n

  2. \n

    the conditions with which circuit-breakers shall comply with reference to:<\/p>\n

      \n
    1. \n

      operation and behaviour in normal service;<\/p>\n<\/li>\n

    2. \n

      #operation and behaviour in case of overload and operation and behaviour in case of short-circuit, including co-ordination in service (selectivity and back-up protection);#<\/p>\n<\/li>\n

    3. \n

      dielectric properties;<\/p>\n<\/li>\n<\/ol>\n<\/li>\n

    4. \n

      tests intended for confirming that these conditions have been met and the methods to be adopted for these tests;<\/p>\n<\/li>\n

    5. \n

      information to be marked on or given with the apparatus.<\/p>\n<\/li>\n<\/ol>\n

      PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
      PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
      6<\/td>\nCONTENTS <\/td>\n<\/tr>\n
      11<\/td>\n1 General
      1.1 Scope and object <\/td>\n<\/tr>\n
      12<\/td>\n1.2 Normative references <\/td>\n<\/tr>\n
      14<\/td>\n2 Definitions <\/td>\n<\/tr>\n
      17<\/td>\n3 Classification <\/td>\n<\/tr>\n
      18<\/td>\n4 Characteristics of circuit-breakers
      4.1 Summary of characteristics <\/td>\n<\/tr>\n
      19<\/td>\n4.2 Type of circuit-breaker
      4.3 Rated and limiting values of the main circuit <\/td>\n<\/tr>\n
      21<\/td>\nTable 1 \u2013 Standard ratios between Ics and Icu <\/td>\n<\/tr>\n
      22<\/td>\nTable 2 \u2013 Ratio n between short-circuit making capacity and short-circuit breaking capacity and related power factor (for a.c. circuit-breakers)
      Table 3 \u2013 Minimum values of rated short-time withstand current <\/td>\n<\/tr>\n
      23<\/td>\n4.4 Utilization categories
      4.5 Control circuits
      Table 4 \u2013 Utilization categories
      Table 5 \u2013 Preferred values of the rated control supply voltage, if different from that of the main circuit <\/td>\n<\/tr>\n
      24<\/td>\n4.6 Auxiliary circuits
      4.7 Releases <\/td>\n<\/tr>\n
      25<\/td>\n4.8 Integral fuses (integrally fused circuit-breakers)
      5 Product information
      5.1 Nature of the information <\/td>\n<\/tr>\n
      26<\/td>\n5.2 Marking <\/td>\n<\/tr>\n
      27<\/td>\n5.3 Instructions for installation, operation and maintenance
      6 Normal service, mounting and transport conditions
      7 Constructional and performance requirements
      7.1 Constructional requirements <\/td>\n<\/tr>\n
      29<\/td>\n7.2 Performance requirements <\/td>\n<\/tr>\n
      31<\/td>\nTable 6 \u2013 Characteristics of the opening operation of inverse time-delay over-current opening releases at the reference temperature <\/td>\n<\/tr>\n
      33<\/td>\nTable 7 \u2013 Temperature-rise limits for terminals and accessible parts <\/td>\n<\/tr>\n
      34<\/td>\nTable 8 \u2013 Number of operating cycles <\/td>\n<\/tr>\n
      35<\/td>\n7.3 Electromagnetic compatibility (EMC)
      8 Tests
      8.1 Kind of tests <\/td>\n<\/tr>\n
      36<\/td>\n8.2 Compliance with constructional requirements
      8.3 Type tests <\/td>\n<\/tr>\n
      38<\/td>\nTable 9 \u2013 Overall schema of test sequences <\/td>\n<\/tr>\n
      39<\/td>\nTable 9a \u2013 Applicability of test sequences according to the relationship between Ics, Icu and Icw <\/td>\n<\/tr>\n
      45<\/td>\nTable 10 \u2013 Number of samples for test <\/td>\n<\/tr>\n
      47<\/td>\nTable 11 \u2013 Values of power factors and time constants corresponding to test currents <\/td>\n<\/tr>\n
      58<\/td>\nTable 12 \u2013 Test circuit characteristics for overload performance <\/td>\n<\/tr>\n
      66<\/td>\n8.4 Routine tests <\/td>\n<\/tr>\n
      70<\/td>\nFigure 1 \u2013 Test arrangement (connecting cables not shown) for short-circuit tests <\/td>\n<\/tr>\n
      71<\/td>\nAnnex A (normative) Co-ordination under short-circuit conditions between a circuit-breaker and another short-circuit protective device associated in the same circuit <\/td>\n<\/tr>\n
      73<\/td>\nUntitled <\/td>\n<\/tr>\n
      76<\/td>\nFigure A.1 \u2013 Over- current co-ordination between a circuit-breaker and a fuse or back-up protection by a fuse: operating characteristics <\/td>\n<\/tr>\n
      77<\/td>\nFigure A.2 Figure A.3 \u2013 Total discrimination between two circuit-breakers <\/td>\n<\/tr>\n
      78<\/td>\nFigure A.4 Figure A.5 \u2013 Back-up protection by a circuit-breaker \u2013 Operating characteristics <\/td>\n<\/tr>\n
      79<\/td>\nFigure A.6 \u2013 Example of test circuit for conditional short-circuit breaking capacity tests showing cable connections for a 3-pole circuit-breaker (C1) <\/td>\n<\/tr>\n
      81<\/td>\nAnnex B (normative) Circuit-breakers incorporating residual current protection <\/td>\n<\/tr>\n
      86<\/td>\nTable B.1 \u2013 Operating characteristic for non-time-delay type <\/td>\n<\/tr>\n
      87<\/td>\nTable B.2 \u2013 Operating characteristic for time-delay-type having a limiting non-actuating time of 0,06 s <\/td>\n<\/tr>\n
      91<\/td>\nTable B.3 \u2013 Requirements for CBRs functionally dependent on line voltage <\/td>\n<\/tr>\n
      94<\/td>\nTable B.4 \u2013 Additional test sequences <\/td>\n<\/tr>\n
      99<\/td>\nTable B.5 \u2013 Tripping current range for CBRs in case of an earth fault comprising a d.c. component <\/td>\n<\/tr>\n
      105<\/td>\nFigure B.1 \u2013 Test circuit for the verification of the operating characteristic (see B.8.2) <\/td>\n<\/tr>\n
      106<\/td>\nFigure B.2 \u2013 Test circuit for the verification of the limiting value of the non-operating current under over-current conditions (see B.8.5) <\/td>\n<\/tr>\n
      107<\/td>\nFigure B.3 \u2013 Test circuit for the verification of the behaviour of CBRs classified under B.3.1.2.2 (see B.8.9) <\/td>\n<\/tr>\n
      108<\/td>\nFigure B.4 \u2013 Current ring wave 0,5 \u00b5s\/100 kHz <\/td>\n<\/tr>\n
      109<\/td>\nFigure B.5 \u2013 Example of test circuit for the verification of resistance to unwanted tripping
      Figure B.6 \u2013 Surge current wave 8\/20 \u00b5s <\/td>\n<\/tr>\n
      110<\/td>\nFigure B.7 \u2013 Test circuit for the verification of resistance to unwanted tripping in case of flashover without follow-on current (B.8.6.2) <\/td>\n<\/tr>\n
      111<\/td>\nFigure B.8 \u2013 Test circuit for the verification of the correct operation of CBRs, in the case of residual pulsating direct currents (see B.8.7.2.1, B.8.7.2.2 and B.8.7.2.3) <\/td>\n<\/tr>\n
      112<\/td>\nFigure B.9 \u2013 Test circuit for the verification of the correct operation of CBRs, in the case of a residual pulsating direct current superimposed by a smooth direct residual current (see B.8.7.2.4) <\/td>\n<\/tr>\n
      113<\/td>\nAnnex C (normative) Individual pole short-circuit test sequence <\/td>\n<\/tr>\n
      114<\/td>\nAnnex D Vacant <\/td>\n<\/tr>\n
      115<\/td>\nAnnex E (informative) Items subject to agreement between manufacturer and user <\/td>\n<\/tr>\n
      116<\/td>\nAnnex F (normative) Additional tests for circuit-breakers with electronic over-current protection <\/td>\n<\/tr>\n
      121<\/td>\nTable F.1 \u2013 Test parameters for current dips and interruptions <\/td>\n<\/tr>\n
      125<\/td>\nFigure F.1 \u2013 Representation of test current produced by back-to-back thyristors in accordance with F.4.1 <\/td>\n<\/tr>\n
      126<\/td>\nFigure F.2 \u2013 Test circuit for immunity and emission tests in accordance with F.4.1.3, F.4.2, F.4.3, F.4.6, F.4.7.1, F.5.4 and F.6.2 \u2013 Two phase poles in series <\/td>\n<\/tr>\n
      127<\/td>\nFigure F.3 \u2013 Test circuit for immunity and emission tests in accordance with F.4.1.3, F.4.2, F.4.3, F.4.6, F.4.7.1, F.5.4 and F.6.2 \u2013 Three phase poles in series <\/td>\n<\/tr>\n
      128<\/td>\nFigure F.4 \u2013 Test circuit for immunity and emission tests in accordance with F.4.1.3, F.4.2, F.4.3, F.4.6, F.4.7.1, F.5.4 and F.6.2 \u2013 Three-phase connection <\/td>\n<\/tr>\n
      129<\/td>\nFigure F.5 \u2013 Test current for the verification of the influence of the current dips and interruptions in accordance with F.4.7.1 <\/td>\n<\/tr>\n
      130<\/td>\nFigure F.6 \u2013 Circuit for electrical fast transients\/bursts (EFT\/B) immunity test in accordance with F.4.4 \u2013 Two phase poles in series <\/td>\n<\/tr>\n
      131<\/td>\nFigure F.7 \u2013 Circuit for electrical fast transients\/bursts (EFT\/B) immunity test in accordance with F.4.4 \u2013 Three phase poles in series <\/td>\n<\/tr>\n
      132<\/td>\nFigure F.8 \u2013 Circuit for electrical fast transients\/bursts (EFT\/B) immunity test in accordance with F.4.4 \u2013 Three-phase connection <\/td>\n<\/tr>\n
      133<\/td>\nFigure F.9 \u2013 Test circuit for the verification of the influence of surges in the main circuit (line-to-earth) in accordance with F.4.5 \u2013 Two phase poles in series <\/td>\n<\/tr>\n
      134<\/td>\nFigure F.10 \u2013 Test circuit for the verification of the influence of surges in the main circuit (line-to-earth) in accordance with F.4.5 \u2013 Three phase poles in series <\/td>\n<\/tr>\n
      135<\/td>\nFigure F.11 \u2013 Test circuit for the verification of the influence of surges in the main circuit (line-to-earth) in accordance with F.4.5 \u2013 Three-phase connection <\/td>\n<\/tr>\n
      136<\/td>\nFigure F.12 \u2013 Test circuit for the verification of the influence of current surges in the main circuit in accordance with F.4.5 \u2013 Two phase poles in series
      Figure F.13 \u2013 Test circuit for the verification of the influence of current surges in the main circuit in accordance with F.4.5 \u2013 Three phase poles in series <\/td>\n<\/tr>\n
      137<\/td>\nFigure F.14 \u2013 Test circuit for the verification of the influence of current surges in the main circuit in accordance with F.4.5 \u2013 Three-phase connection
      Figure F.15 \u2013 Temperature variation cycles at a specified rate of change in accordance with F.9.1 <\/td>\n<\/tr>\n
      138<\/td>\nFigure F.16 \u2013 General test set up for immunity tests <\/td>\n<\/tr>\n
      139<\/td>\nFigure F.17 \u2013 Test set up for the verification of immunity to radiated r.f. electromagnetic fields <\/td>\n<\/tr>\n
      140<\/td>\nFigure F.18 \u2013 Test set up for the verification of immunity to electrical fast transients\/bursts (EFT\/B) on power lines <\/td>\n<\/tr>\n
      141<\/td>\nFigure F.19 \u2013 Test set up for verification of immunity to electrical fast transients\/bursts (EFT\/B) on signal lines <\/td>\n<\/tr>\n
      142<\/td>\nFigure F.20 \u2013 General test set-up for the verification of immunity to conducted disturbances induced by r.f. fields (common mode) <\/td>\n<\/tr>\n
      143<\/td>\nFigure F.21 \u2013 Arrangement of connections for the verification of immunity to conducted disturbances induced by r.f. fields \u2013 Two phase poles in series configuration <\/td>\n<\/tr>\n
      144<\/td>\nFigure F.22 \u2013 Arrangement of connections for the verification of immunity to conducted disturbances induced by r.f. fields \u2013 Three phase poles in series configuration <\/td>\n<\/tr>\n
      145<\/td>\nFigure F.23 \u2013 Arrangement of connections for the verification of immunity to conducted disturbances induced by r.f. fields \u2013 Three-phase configuration <\/td>\n<\/tr>\n
      146<\/td>\nAnnex G (normative) Power loss <\/td>\n<\/tr>\n
      148<\/td>\nFigure G.1 \u2013 Example of power loss measurement according to G.2.1
      Figure G.2 \u2013 Example of power loss measurement according to G.2.2 and G.2.3 <\/td>\n<\/tr>\n
      149<\/td>\nAnnex H (normative) Test sequence for circuit-breakers for IT systems <\/td>\n<\/tr>\n
      151<\/td>\nAnnex J (normative) Electromagnetic compatibility (EMC) \u2013 Requirements and test methods for circuit-breakers <\/td>\n<\/tr>\n
      153<\/td>\nTable J.1 \u2013 EMC \u2013 Immunity tests <\/td>\n<\/tr>\n
      154<\/td>\nTable J.2 \u2013 Reference data for immunity test specifications <\/td>\n<\/tr>\n
      157<\/td>\nTable J.3 \u2013 EMC \u2013 Emission tests
      Table J.4 \u2013 Reference data for emission test specifications <\/td>\n<\/tr>\n
      159<\/td>\nFigure J.1 \u2013 EUT mounted in a metallic enclosure <\/td>\n<\/tr>\n
      160<\/td>\nFigure J.2 \u2013 Test set up for the measurement of radiated r.f. emissions <\/td>\n<\/tr>\n
      161<\/td>\nFigure J.3 \u2013 Test set up for the verification of immunity to electrostatic discharges <\/td>\n<\/tr>\n
      162<\/td>\nFigure J.4 \u2013 Test set up for the verification of immunity to radiated r.f. electromagnetic fields <\/td>\n<\/tr>\n
      163<\/td>\nFigure J.5 \u2013 Test set up for the verification of immunity to electrical fast transients\/bursts (EFT\/B) on power lines <\/td>\n<\/tr>\n
      164<\/td>\nFigure J.6 \u2013 Test set up for the verification of immunity to electrical fast transients\/bursts (EFT\/B) on signal lines <\/td>\n<\/tr>\n
      165<\/td>\nAnnex K (informative) Glossary of symbols related to products covered by this standard <\/td>\n<\/tr>\n
      167<\/td>\nFigure K.1 \u2013 Relationship between symbols and tripping characteristics <\/td>\n<\/tr>\n
      174<\/td>\nAnnex L (normative) Circuit-breakers not fulfilling the requirements for overcurrent protection <\/td>\n<\/tr>\n
      179<\/td>\nAnnex M (normative) Modular residual current devices (without integral current breaking device) <\/td>\n<\/tr>\n
      185<\/td>\nTable M.1 \u2013 Product information <\/td>\n<\/tr>\n
      187<\/td>\nTable M.2 \u2013 Requirements for MRCDs with voltage source <\/td>\n<\/tr>\n
      189<\/td>\nTable M.3 \u2013 Test sequences <\/td>\n<\/tr>\n
      203<\/td>\nFigure M.1 \u2013 Test circuits for the verification of operation in the case of a steady increase of residual current <\/td>\n<\/tr>\n
      204<\/td>\nFigure M.2 \u2013 Test circuits for the verification of operation in the case of a sudden appearance of residual current (with breaking device) <\/td>\n<\/tr>\n
      205<\/td>\nFigure M.3 \u2013 Test circuits for the verification of operation in the case of a sudden appearance of residual current (without breaking device) <\/td>\n<\/tr>\n
      206<\/td>\nFigure M.4 \u2013 Test circuits for the verification of the limiting value of non-operating current under overcurrent conditions <\/td>\n<\/tr>\n
      207<\/td>\nFigure M.5 \u2013 Test circuits for the verification of the resistance to unwanted tripping in the case of loading of the network capacitance <\/td>\n<\/tr>\n
      208<\/td>\nFigure M.6 \u2013 Test circuit for the verification of the resistance to unwanted tripping in the case of flashover without follow-on current <\/td>\n<\/tr>\n
      209<\/td>\nFigure M.7 \u2013 Test circuits for the verification of operation in the case of a continuous rise of a residual pulsating direct current <\/td>\n<\/tr>\n
      210<\/td>\nFigure M.8 \u2013 Test circuits for the verification of operation in the case of a sudden appearance of residual pulsating direct current (without breaking device) <\/td>\n<\/tr>\n
      211<\/td>\nFigure M.9 \u2013 Test circuits for the verification of operation in the case of a sudden appearance of residual pulsating direct current (with breaking device) <\/td>\n<\/tr>\n
      212<\/td>\nFigure M.10 \u2013 Test circuits for the verification of operation in the case of a residual pulsating direct current superimposed by smooth direct current of 6 mA <\/td>\n<\/tr>\n
      213<\/td>\nFigure M.11 \u2013 Test circuits for the verification of operation in the case of a slowly rising residual smooth direct current <\/td>\n<\/tr>\n
      214<\/td>\nFigure M.12 \u2013 Test circuits for the verification of operation in the case of a sudden appearance of residual smooth direct current (without breaking device) <\/td>\n<\/tr>\n
      215<\/td>\nFigure M.13 \u2013 Test circuits for the verification of operation in the case of a sudden appearance of residual smooth direct current (with breaking device) <\/td>\n<\/tr>\n
      216<\/td>\nFigure M.14 \u2013 Test circuits for the verification of operation in the case of a slowly rising residual current resulting from a fault in a circuit fed by a three-pulse star or a six-pulse bridge connection <\/td>\n<\/tr>\n
      217<\/td>\nFigure M.15 \u2013 Test circuits for the verification of operation in the case of a slowly rising residual current resulting from a fault in a circuit fed by a two-pulse bridge connection line-to-line <\/td>\n<\/tr>\n
      218<\/td>\nFigure M.16 \u2013 Test circuit for the verification of the behaviour of MRCDs with separate sensing means in the case of a failure of the sensor means connection <\/td>\n<\/tr>\n
      219<\/td>\nFigure M.17 \u2013 Test circuit for the verification of the behaviour of MRCD with separate sensing means under short-circuit conditions <\/td>\n<\/tr>\n
      220<\/td>\nFigure M.18 \u2013 Test circuit for the verification of the behaviour of MRCD with integral sensing means under short-circuit conditions <\/td>\n<\/tr>\n
      221<\/td>\nFigure M.19 \u2013 Test circuit for the verification of the behaviour of terminal type MRCD under short-circuit conditions <\/td>\n<\/tr>\n
      222<\/td>\nFigure M.20 \u2013 Verification of immunity to radiated r.f. electromagnetic fields \u2013 Test set-up for MRCD with separate sensing means (additional to the test of Annex B) <\/td>\n<\/tr>\n
      223<\/td>\nFigure M.21 \u2013 Verification of immunity to electrical fast transients\/bursts (EFT\/B) on the sensing means connection of an MRCD with separate sensing means (additional to the test of Annex B)
      Figure M.22 \u2013 Verification of immunity to conducted disturbances induced by r.f. fields \u2013 Test set up for MRCD with separate sensing means (additional to the test of Annex B) <\/td>\n<\/tr>\n
      224<\/td>\nAnnex N (normative) Electromagnetic compatibility (EMC) \u2013 Additional requirements and test methods for devices not covered by Annexes B, F and M <\/td>\n<\/tr>\n
      228<\/td>\nAnnex O (normative) Instantaneous trip circuit-breakers (ICB) <\/td>\n<\/tr>\n
      231<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

      Low-voltage switchgear and controlgear – Circuit-breakers<\/b><\/p>\n\n\n\n\n
      Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
      BSI<\/b><\/a><\/td>\n2013<\/td>\n236<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":252536,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[517,2641],"product_tag":[],"class_list":{"0":"post-252531","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-29-130-20","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/252531","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/252536"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=252531"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=252531"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=252531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}