{"id":434683,"date":"2024-10-20T07:45:28","date_gmt":"2024-10-20T07:45:28","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-48632023\/"},"modified":"2024-10-26T14:42:54","modified_gmt":"2024-10-26T14:42:54","slug":"bs-en-48632023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-48632023\/","title":{"rendered":"BS EN 4863:2023"},"content":{"rendered":"

This document specifies requirements for immersion suits for use by helicopter crew members and passengers in the event of a ditching or water impact, to ensure minimum levels of performance. It applies to immersion suits for use by adults only.<\/p>\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
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nundefined <\/td>\n<\/tr>\n
11<\/td>\n1 Scope
2 Normative references <\/td>\n<\/tr>\n
12<\/td>\n3 Terms and definitions <\/td>\n<\/tr>\n
16<\/td>\n4 Classification <\/td>\n<\/tr>\n
17<\/td>\n5 Requirements
5.1 General
5.2 Design <\/td>\n<\/tr>\n
18<\/td>\n5.3 Size and fit <\/td>\n<\/tr>\n
19<\/td>\n5.4 Materials and components
5.4.1 General
5.4.2 Fuel resistance
5.4.3 Fabric flammability
5.4.4 Fabric thermal conductivity
5.4.4.1 Outer fabrics
5.4.4.2 Insulating material <\/td>\n<\/tr>\n
20<\/td>\n5.4.5 Tensile strength of seams
5.4.6 Coated fabrics
5.4.7 Other fabrics <\/td>\n<\/tr>\n
21<\/td>\n5.4.8 Fabric mass
5.4.9 Metallic components
5.5 Resistance to temperature variation
5.6 Flammability
5.7 Wear and tear
5.8 Conspicuity
5.8.1 Colour <\/td>\n<\/tr>\n
23<\/td>\n5.8.2 Retroreflective material <\/td>\n<\/tr>\n
24<\/td>\n5.9 EBS
5.10 Other optional accessories
5.11 Ergonomic performance
5.11.1 Donning and fit <\/td>\n<\/tr>\n
25<\/td>\n5.11.2 Cold donning of hood and gloves
5.11.3 Ergonomics
5.11.4 Water ingress
5.11.5 Escape buoyancy
5.11.6 Thermal protection <\/td>\n<\/tr>\n
26<\/td>\n5.11.7 Thermal comfort in flight
5.12 Additional requirements for integrated immersion suits
5.12.1 Survivor locator light <\/td>\n<\/tr>\n
27<\/td>\n5.12.2 Whistle
5.12.3 Lifting loop
5.12.4 Buddy line <\/td>\n<\/tr>\n
28<\/td>\n5.12.5 Inflation systems
5.12.5.1 General
5.12.5.2 Manual inflation system <\/td>\n<\/tr>\n
29<\/td>\n5.12.5.3 Operation of manual inflation system
5.12.5.4 Oral inflation system
5.12.5.5 Gas cylinders
5.12.6 Inflation chamber materials
5.12.7 Overpressure
5.12.8 Buoyancy <\/td>\n<\/tr>\n
30<\/td>\n5.12.9 Flotation angle and freeboard
5.12.10 Sprayhood <\/td>\n<\/tr>\n
31<\/td>\n5.12.11 Torque
5.13 Immersion suit system performance and compatibility requirements
5.13.1 General
5.13.2 Immersion suit system performance
5.13.2.1 General <\/td>\n<\/tr>\n
32<\/td>\n5.13.2.2 Donning and fit
5.13.2.3 Ride-up
5.13.2.4 Helicopter escape
5.13.2.5 Jump into water
5.13.2.6 Freeboard
5.13.2.7 Turning <\/td>\n<\/tr>\n
33<\/td>\n5.13.2.8 Self-righting
5.13.2.9 In-water stability
5.13.2.10 Field of vision
5.13.2.11 Freedom of movement and use of accessories
5.13.2.12 Liferafts boarding <\/td>\n<\/tr>\n
34<\/td>\n5.13.2.13 Rescue and recovery
5.13.2.14 Escape buoyancy
6 Testing
6.1 Visual inspection
6.2 Nominal values and tolerances
6.3 Order of testing
6.4 Fuel resistance of materials and components <\/td>\n<\/tr>\n
35<\/td>\n6.5 Magnetic properties testing
6.6 Temperature cycling
6.7 Flammability test <\/td>\n<\/tr>\n
36<\/td>\n6.8 Wear and tear <\/td>\n<\/tr>\n
38<\/td>\n6.9 Retroreflective material application
6.10 Ergonomic performance
6.10.1 General <\/td>\n<\/tr>\n
39<\/td>\n6.10.2 Test subjects
6.10.3 Test clothing <\/td>\n<\/tr>\n
40<\/td>\n6.10.4 Donning and fit
6.10.5 Walking
6.10.6 Climbing <\/td>\n<\/tr>\n
41<\/td>\n6.10.7 Mobility and manual dexterity
6.10.8 Ride-up assessment
6.10.9 Helicopter underwater escape <\/td>\n<\/tr>\n
42<\/td>\n6.10.10 Jump into water <\/td>\n<\/tr>\n
43<\/td>\n6.10.11 Freeboard
6.10.12 Water ingress
6.10.12.1 Leakage measurement for jumping <\/td>\n<\/tr>\n
44<\/td>\n6.10.12.2 Leakage measurement for swimming
6.10.13 Turning <\/td>\n<\/tr>\n
45<\/td>\n6.10.14 Self-righting
6.10.15 In-water stability test <\/td>\n<\/tr>\n
46<\/td>\n6.10.16 Field of vision
6.10.17 Colour
6.10.18 Freedom of movement and use of accessories <\/td>\n<\/tr>\n
47<\/td>\n6.10.19 Liferafts boarding
6.10.20 Rescue and recovery
6.10.21 Escape buoyancy <\/td>\n<\/tr>\n
48<\/td>\n6.10.22 Thermal protection
6.10.22.1 Test subjects
6.10.22.2 Test clothing
6.10.22.3 Temperature measurement <\/td>\n<\/tr>\n
49<\/td>\n6.10.22.4 Procedure <\/td>\n<\/tr>\n
50<\/td>\n6.10.23 Cold donning of hood and gloves
6.11 Additional tests for integrated immersion suits
6.11.1 Inflation tests
6.11.2 Overpressure test
6.11.3 Buoyancy <\/td>\n<\/tr>\n
51<\/td>\n6.11.4 Sprayhood gas exchange test
6.11.5 Strength of lifting loop
6.11.6 Buddy line
6.11.7 Flotation angles
6.11.8 Freedom of movement and use of accessories
6.11.9 Sprayhood <\/td>\n<\/tr>\n
52<\/td>\n6.11.10 Torque test
6.12 Immersion suit system performance and compatibility
6.12.1 General
6.12.2 Test subjects
6.12.3 Clothing
6.12.4 Immersion suit system performance and compatibility testing <\/td>\n<\/tr>\n
53<\/td>\n6.13 Crew equipment compatibility <\/td>\n<\/tr>\n
55<\/td>\n6.14 Reporting
7 Marking <\/td>\n<\/tr>\n
56<\/td>\n8 Information supplied by the manufacturer <\/td>\n<\/tr>\n
58<\/td>\nAnnex A (informative)Guidelines for manufacturers and users relating to the different categories of immersion suit
A.1 General
A.2 Operational application of immersion suit categories <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Aerospace series. Rotorcraft immersion suits. Requirements, testing and marking<\/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>\n62<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":434693,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-434683","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\/434683","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\/434693"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=434683"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=434683"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=434683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}