{"id":252218,"date":"2024-10-19T16:38:54","date_gmt":"2024-10-19T16:38:54","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-62271-2072012\/"},"modified":"2024-10-25T11:57:51","modified_gmt":"2024-10-25T11:57:51","slug":"bs-en-62271-2072012","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-62271-2072012\/","title":{"rendered":"BS EN 62271-207:2012"},"content":{"rendered":"

PDF Catalog<\/h4>\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>\nEnglish
CONTENTS <\/td>\n<\/tr>\n
7<\/td>\n1 Scope
2 Normative references
3 Terms and definitions <\/td>\n<\/tr>\n
8<\/td>\n4 Seismic qualification requirements
4.1 General
4.2 Qualification levels
5 Test procedures for qualification
5.1 General
Table 1 \u2013 Seismic qualification levels for switchgear assemblies \u2013Horizontal severities <\/td>\n<\/tr>\n
9<\/td>\n5.2 Mounting
5.3 Measurements
5.4 Frequency range
5.5 Test severity
5.5.1 General <\/td>\n<\/tr>\n
10<\/td>\nFigure 1 \u2013 Required response spectrum (RRS) for qualification level moderate <\/td>\n<\/tr>\n
11<\/td>\n5.5.2 Parameters for time-history excitation
5.5.3 Test directions
5.5.4 Test sequence
Figure 2 \u2013 Required response spectrum (RRS) for qualification level high <\/td>\n<\/tr>\n
12<\/td>\n6 Qualification by combined test and numerical analysis
6.1 General <\/td>\n<\/tr>\n
13<\/td>\n6.2 Dynamic and functional data
6.3 Numerical analysis
6.3.1 General
6.3.2 Numerical analysis by the acceleration time-history method
6.3.3 Modal and spectrum analysis using the required response spectrum (RRS) <\/td>\n<\/tr>\n
14<\/td>\n6.3.4 Static coefficient analysis
7 Evaluation of the seismic qualification
7.1 Combination of stresses <\/td>\n<\/tr>\n
15<\/td>\n7.2 Acceptance criteria for the seismic waveform
7.3 Functional evaluation of the test results
7.4 Allowable stresses
8 Documentation
8.1 Information for seismic qualification <\/td>\n<\/tr>\n
16<\/td>\n8.2 Test report
8.3 Analysis report <\/td>\n<\/tr>\n
17<\/td>\nAnnex A (normative) Characterisation of the test-set <\/td>\n<\/tr>\n
18<\/td>\nFigure A.1 \u2013 Monogram for the determination of equivalent damping ratio <\/td>\n<\/tr>\n
19<\/td>\nAnnex B (informative) Criteria for seismic adequacy of gas-insulated metal-enclosed switchgear <\/td>\n<\/tr>\n
21<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

High-voltage switchgear and controlgear – Seismic qualification for gas-insulated switchgear assemblies for rated voltages above 52 kV<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2012<\/td>\n26<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":252226,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[516,2641],"product_tag":[],"class_list":{"0":"post-252218","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-29-130-10","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\/252218","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\/252226"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=252218"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=252218"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=252218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}