{"id":343987,"date":"2024-10-20T00:09:11","date_gmt":"2024-10-20T00:09:11","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-625502017\/"},"modified":"2024-10-25T23:29:32","modified_gmt":"2024-10-25T23:29:32","slug":"bs-en-625502017","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-625502017\/","title":{"rendered":"BS EN 62550:2017"},"content":{"rendered":"

This document describes requirements for spare parts provisioning as a part of supportability activities that affect dependability performance so that continuity of operation of products, equipment and systems for their intended application can be sustained.<\/p>\n

This document is intended for use by a wide range of suppliers, maintenance support organizations and users and can be applied to all items.<\/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\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
6<\/td>\nEnglish
CONTENTS <\/td>\n<\/tr>\n
9<\/td>\nFOREWORD <\/td>\n<\/tr>\n
11<\/td>\nINTRODUCTION <\/td>\n<\/tr>\n
12<\/td>\n1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
3.1 Terms and definitions <\/td>\n<\/tr>\n
15<\/td>\n3.2 Abbreviated terms <\/td>\n<\/tr>\n
16<\/td>\n4 Overview
4.1 Participants and major steps in the spare parts provisioning process <\/td>\n<\/tr>\n
17<\/td>\nFigures
Figure 1 \u2013 Participants and major steps in the spare parts provisioning process
Tables
Table 1 \u2013 Responsibilities, targets, and measurementsfor suppliers, maintainers, operator and users <\/td>\n<\/tr>\n
18<\/td>\n4.2 Types of spare parts
4.3 Identification of spare parts as integral part of the level of repair analysis (LORA) <\/td>\n<\/tr>\n
20<\/td>\n4.4 Overall spare parts provisioning process
Figure 2 \u2013 Identification of spare parts <\/td>\n<\/tr>\n
21<\/td>\n5 Demand forecast
5.1 General
Figure 3 \u2013 Spare parts provisioning process during design and development <\/td>\n<\/tr>\n
22<\/td>\n5.2 Forecast based on consumption data
5.2.1 General
5.2.2 Procedures for forecast <\/td>\n<\/tr>\n
23<\/td>\n5.3 Initial determination of demand
5.3.1 General
5.3.2 Prediction of failure rates and failure intensities <\/td>\n<\/tr>\n
24<\/td>\n5.3.3 Calculation of demand rates
6 Spare parts quantification
6.1 General
6.1.1 Process overview <\/td>\n<\/tr>\n
25<\/td>\nFigure 4 \u2013 Spare parts provisioning process during utilization <\/td>\n<\/tr>\n
26<\/td>\n6.1.2 Probability distributions for spare parts quantification <\/td>\n<\/tr>\n
27<\/td>\n6.1.3 Measures of effectiveness (MoE) <\/td>\n<\/tr>\n
28<\/td>\n6.1.4 ABC-analysis (Pareto analysis) <\/td>\n<\/tr>\n
29<\/td>\nFigure 5 \u2013 Principle of an ABC-analysis <\/td>\n<\/tr>\n
30<\/td>\n6.1.5 Quantification of repairable items
6.1.6 Quantification of non-repairable items <\/td>\n<\/tr>\n
31<\/td>\nFigure 6 \u2013 Inventory control policies <\/td>\n<\/tr>\n
32<\/td>\n6.2 Strategic (critical, insurance) spare parts
6.3 Inventory systems
Figure 7 \u2013 Hierarchically structured inventory system <\/td>\n<\/tr>\n
34<\/td>\n6.4 Inventory optimization
Figure 8 \u2013 Single-product-single-inventory models <\/td>\n<\/tr>\n
35<\/td>\nFigure 9 \u2013 Idealized inventory model for non-repairable items <\/td>\n<\/tr>\n
36<\/td>\n7 Spare parts documentation
7.1 Principles and objectives
7.2 Illustrated parts catalogue (IPC) <\/td>\n<\/tr>\n
39<\/td>\n7.3 Parts catalogue
8 Supply management
8.1 General
8.1.1 Activities <\/td>\n<\/tr>\n
40<\/td>\n8.1.2 Economic provisioning
8.2 Sources for spare parts
Figure 10 \u2013 Supply management activities <\/td>\n<\/tr>\n
41<\/td>\n8.3 Supply policies
8.3.1 Insourcing
8.3.2 Outsourcing
8.3.3 Single sourcing <\/td>\n<\/tr>\n
42<\/td>\n8.3.4 Global sourcing
8.3.5 Concurrent sourcing <\/td>\n<\/tr>\n
43<\/td>\n8.3.6 Obsolescence management
8.4 Planning and control of the flow of repairable spare parts <\/td>\n<\/tr>\n
44<\/td>\nAnnex\u00a0A (informative)Prognosis of demand
A.1 General
A.2 Synthetic determining of demand
Figure A.1 \u2013 Procedures of demand forecast <\/td>\n<\/tr>\n
45<\/td>\nA.3 Prognosis based on consumption data
A.3.1 Overview
A.3.2 Forecast on the basis of the moving average <\/td>\n<\/tr>\n
46<\/td>\nA.3.3 Forecast on the basis of the weighted moving average
A.3.4 Forecast on the basis of exponential smoothing <\/td>\n<\/tr>\n
47<\/td>\nA.3.5 Forecast on the basis of regression analysis <\/td>\n<\/tr>\n
48<\/td>\nAnnex\u00a0B (informative)Measures of effectiveness
B.1 General
B.2 Stock-related measures of effectiveness
B.2.1 Fill rate (FR) and risk of shortage (ROS) <\/td>\n<\/tr>\n
49<\/td>\nFigure B.1 \u2013 Diagram for the determination of the fill rate(FR) with a Poisson demand <\/td>\n<\/tr>\n
50<\/td>\nB.2.2 Expected backorders (EBO)
Figure B.2 \u2013 Diagram for the determination of the factor K for the required fill rate
Figure B.3 \u2013 Inventory system with a backorder case <\/td>\n<\/tr>\n
51<\/td>\nB.2.3 Mean waiting time (MWT) <\/td>\n<\/tr>\n
52<\/td>\nB.3 System-related measures of effectiveness
B.3.1 Operational system availability (Aop)
Figure B.4 \u2013 Diagram for the determination of the mean waiting time (MWT) with a Poisson demand <\/td>\n<\/tr>\n
53<\/td>\nB.3.2 Number of systems not operationally ready (NOR) <\/td>\n<\/tr>\n
54<\/td>\nAnnex\u00a0C (informative)Example: Quantification of spare parts and optimization of inventory stocks
C.1 General
C.2 Product breakdown structure
Figure C.1 \u2013 Structure of the DCN <\/td>\n<\/tr>\n
55<\/td>\nTable C.1 \u2013 First indenture level \u2013 Data communication network
Table C.2 \u2013 Second indenture level \u2013 Communication system
Table C.3 \u2013 Third indenture level \u2013 Power supply system
Table C.4 \u2013 Third indenture level \u2013 Main processor <\/td>\n<\/tr>\n
56<\/td>\nC.3 Calculation of spare parts quantities and costs
Table C.5 \u2013 Third indenture level \u2013 Fan system
Table C.6 \u2013 Investments in spare repairable items <\/td>\n<\/tr>\n
57<\/td>\nFigure C.2 \u2013 Inventory system for the DCN <\/td>\n<\/tr>\n
58<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Spare parts provisioning<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2017<\/td>\n60<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":343994,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-343987","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\/343987","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\/343994"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=343987"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=343987"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=343987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}