{"id":270888,"date":"2024-10-19T18:09:22","date_gmt":"2024-10-19T18:09:22","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-14-30294495-dc\/"},"modified":"2024-10-25T14:20:50","modified_gmt":"2024-10-25T14:20:50","slug":"bsi-14-30294495-dc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-14-30294495-dc\/","title":{"rendered":"BSI 14\/30294495 DC"},"content":{"rendered":"

PDF Catalog<\/h4>\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
1<\/td>\n30294495 <\/td>\n<\/tr>\n
3<\/td>\n41_e_stf <\/td>\n<\/tr>\n
4<\/td>\nContents <\/td>\n<\/tr>\n
5<\/td>\nForeword <\/td>\n<\/tr>\n
6<\/td>\n1 Scope
2 Normative references
3 Terms and definitions
3.1 General <\/td>\n<\/tr>\n
8<\/td>\n3.2 Actuation forces <\/td>\n<\/tr>\n
9<\/td>\n3.3 Geometrical parameters <\/td>\n<\/tr>\n
11<\/td>\n3.4 Movement and retention of switches and crossings with moveable parts <\/td>\n<\/tr>\n
13<\/td>\n3.5 Kinematics and dynamics
3.5.1 Movement of switch rails <\/td>\n<\/tr>\n
14<\/td>\n3.6 Dynamics of the wheel
3.7 Dynamics of switches <\/td>\n<\/tr>\n
15<\/td>\n4 Design criteria
4.1 Parameters required
4.2 Calculations and verifications
4.2.1 Object detection between stock rail and switch rail
4.2.2 Calculation of minimum flangeway <\/td>\n<\/tr>\n
16<\/td>\n4.2.3 Correct closing <\/td>\n<\/tr>\n
17<\/td>\n4.2.4 Neutral position
4.2.5 Negative force
4.2.6 Mechanical integrity
5 Test methods
5.1 Obstacle detection
5.2 Minimum flangeway \/ free passage of wheel <\/td>\n<\/tr>\n
18<\/td>\n5.3 Correct closing
5.4 Actuation force, Fa
5.5 Neutral position
5.6 Negative force
5.7 Trailability
5.7.1 General <\/td>\n<\/tr>\n
19<\/td>\n5.7.2 Factory testing
5.7.3 Track testing
6 Acceptance
6.1 General
6.2 Standard testing (no prototypes)
6.3 Prototype testing <\/td>\n<\/tr>\n
20<\/td>\n6.4 Testing requirements for change in flexibility <\/td>\n<\/tr>\n
21<\/td>\nAnnex A (informative) Commonly used values for obstacle detection <\/td>\n<\/tr>\n
22<\/td>\nAnnex B (informative) Commonly used values for flangeway <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

BS EN 13232-4. Railway applications. Track. Switches and crossings for Vignole rails. Part 4. Actuation, locking and detection<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2014<\/td>\n22<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":270893,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-270888","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/270888","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\/270893"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=270888"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=270888"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=270888"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}