{"id":440040,"date":"2024-10-20T08:12:36","date_gmt":"2024-10-20T08:12:36","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-12259-122023\/"},"modified":"2024-10-26T15:21:24","modified_gmt":"2024-10-26T15:21:24","slug":"bs-en-12259-122023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-12259-122023\/","title":{"rendered":"BS EN 12259-12:2023"},"content":{"rendered":"

This document specifies requirements for single stage and multi-stage centrifugal pumps with mechanical seal or soft packing for use in automatic sprinkler systems and is for use with EN 12845 and EN 17451 . This document is applicable for the following pumps, independent of installed orientation (vertical, horizontal or sloped according to the manufacturer indications): – end suction pumps (close coupled or long coupled) of the back pull-out type pump; – axial horizontal split case pumps; – ring section pumps including multistage single or multi outlet; – single or multistage inline pumps (pump with inlet and outlet in line); – submersible motor borehole pumps. This document is also applicable to vertical turbine pumps.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nundefined <\/td>\n<\/tr>\n
6<\/td>\n1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
3.1 Terms and definitions <\/td>\n<\/tr>\n
7<\/td>\n3.2 Symbols and abbreviated terms
4 Assessment methods and criteria
4.1 Characteristic curves, minimum flow and rotational speed tests
4.1.1 Assessment method <\/td>\n<\/tr>\n
8<\/td>\n4.1.2 Criteria for rotational speed
4.1.3 Criteria for characteristic curves <\/td>\n<\/tr>\n
9<\/td>\n4.2 Minimum flow
4.2.1 Assessment method
4.2.2 Criteria
4.3 Pump materials
4.3.1 Assessment method
4.3.2 Criteria
4.4 Pump casing strength
4.4.1 Assessment method
4.4.2 Criteria <\/td>\n<\/tr>\n
10<\/td>\n4.5 Pump leakage test
4.5.1 Assessment method
4.5.2 Criteria
4.6 Stress calculations
4.6.1 Assessment method
4.6.2 Criteria
5 Marking and documentation
5.1 General <\/td>\n<\/tr>\n
11<\/td>\n5.2 Marking
5.3 Documentation <\/td>\n<\/tr>\n
13<\/td>\nAnnex A (informative)Example pump characteristic curve sheets <\/td>\n<\/tr>\n
16<\/td>\nAnnex B (informative)Specimen of manufacturer\u2019s name plate <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Fixed firefighting systems. Components for sprinkler and water spray systems – Pumps<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2023<\/td>\n18<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":440052,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[238,2641],"product_tag":[],"class_list":{"0":"post-440040","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-13-220-20","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\/440040","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\/440052"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=440040"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=440040"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=440040"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}