{"id":445795,"date":"2024-10-20T08:43:34","date_gmt":"2024-10-20T08:43:34","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-5839-82023\/"},"modified":"2024-10-26T16:15:13","modified_gmt":"2024-10-26T16:15:13","slug":"bs-5839-82023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-5839-82023\/","title":{"rendered":"BS 5839-8:2023"},"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\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
5<\/td>\nForeword <\/td>\n<\/tr>\n
9<\/td>\nSection 1: General
Introduction
1 Scope
2 Normative references <\/td>\n<\/tr>\n
11<\/td>\n3 Terms and definitions <\/td>\n<\/tr>\n
14<\/td>\n4 Types of voice alarm system <\/td>\n<\/tr>\n
18<\/td>\n5 Exchange of information and responsibilities <\/td>\n<\/tr>\n
19<\/td>\n6 Variations from the recommendations of this document <\/td>\n<\/tr>\n
21<\/td>\nSection 2: Design considerations
7 Interface between the fire detection and fire alarm system and the VAS <\/td>\n<\/tr>\n
22<\/td>\n8 VASs in explosive gas or dust atmospheres
9 VAS components <\/td>\n<\/tr>\n
23<\/td>\n10 Monitoring, integrity and reliability of circuits external to the VACIE <\/td>\n<\/tr>\n
24<\/td>\n10.1 Fault monitoring
10.2 System integrity <\/td>\n<\/tr>\n
25<\/td>\n11 Loudspeaker zones <\/td>\n<\/tr>\n
26<\/td>\n12 Assistive listening systems <\/td>\n<\/tr>\n
27<\/td>\n13 Loudspeakers <\/td>\n<\/tr>\n
29<\/td>\n14 Voice sounders <\/td>\n<\/tr>\n
30<\/td>\n15 Power amplifier reliability <\/td>\n<\/tr>\n
31<\/td>\n16 Ambient noise sensing and compensation
17 Emergency microphones <\/td>\n<\/tr>\n
32<\/td>\nFigure 1 \u2014 Example of pictogram for a standard microphone to mouth distance
Figure 2 \u2014 Example of pictogram for a close-talking microphone to mouth distance <\/td>\n<\/tr>\n
33<\/td>\n18 Emergency messages <\/td>\n<\/tr>\n
36<\/td>\n19 Audibility of attention-drawing signals and non-speech alarm broadcasts <\/td>\n<\/tr>\n
37<\/td>\n20 Intelligibility of speech messages <\/td>\n<\/tr>\n
38<\/td>\n20.1 Audibility <\/td>\n<\/tr>\n
39<\/td>\n20.2 Measurement of intelligibility
Table 1 \u2014 Minimum number of assessment points <\/td>\n<\/tr>\n
40<\/td>\n20.3 Objective intelligibility assessment
20.4 Subjective intelligibility assessment <\/td>\n<\/tr>\n
41<\/td>\n21 Priorities
22 Voice alarm control and indicating equipment <\/td>\n<\/tr>\n
42<\/td>\n22.1 Siting of the VACIE
22.2 Facilities provided by the VACIE
22.3 Facilities provided for visual indications <\/td>\n<\/tr>\n
43<\/td>\n22.4 Facilities provided for control of the VAS <\/td>\n<\/tr>\n
44<\/td>\n23 Distributed systems <\/td>\n<\/tr>\n
45<\/td>\n24 Cybersecurity
25 Power supplies <\/td>\n<\/tr>\n
46<\/td>\n25.1 Mains power supplies <\/td>\n<\/tr>\n
48<\/td>\n25.2 VAS power supply units
25.3 Standby supplies <\/td>\n<\/tr>\n
49<\/td>\n26 Cables, wiring and other interconnections <\/td>\n<\/tr>\n
52<\/td>\n27 Radio-linked VASs <\/td>\n<\/tr>\n
53<\/td>\n28 Climatic and environmental conditions <\/td>\n<\/tr>\n
54<\/td>\n29 Radio and electromagnetic interference <\/td>\n<\/tr>\n
55<\/td>\n30 Electrical safety <\/td>\n<\/tr>\n
56<\/td>\nSection 3: Installation
31 Responsibility of installer <\/td>\n<\/tr>\n
58<\/td>\n32 Installation practices and workmanship <\/td>\n<\/tr>\n
59<\/td>\n33 Inspection and testing of wiring <\/td>\n<\/tr>\n
60<\/td>\nSection 4: Commissioning and handover
34 Commissioning <\/td>\n<\/tr>\n
61<\/td>\n35 Documentation <\/td>\n<\/tr>\n
62<\/td>\n36 Certification <\/td>\n<\/tr>\n
63<\/td>\n37 Acceptance <\/td>\n<\/tr>\n
64<\/td>\n38 Verification <\/td>\n<\/tr>\n
65<\/td>\nSection 5: Maintenance
39 Routine testing <\/td>\n<\/tr>\n
66<\/td>\n40 Inspection and servicing <\/td>\n<\/tr>\n
69<\/td>\n41 Non-routine attention <\/td>\n<\/tr>\n
72<\/td>\nSection 6: User responsibilities
42 Premises management <\/td>\n<\/tr>\n
73<\/td>\n43 Logbook <\/td>\n<\/tr>\n
74<\/td>\nAnnex A (informative)\u2002 Typical ambient noise levels and their effect on VAS design <\/td>\n<\/tr>\n
75<\/td>\nTable A.1 \u2014 Example of design targets for emergency operation
Table A.2 \u2014 Typical occupational noise levels <\/td>\n<\/tr>\n
78<\/td>\nAnnex B (informative)\u2002 Voice alarm control and indicating equipment <\/td>\n<\/tr>\n
80<\/td>\nAnnex C (normative)\u2002 Standby battery calculations for valve-regulated lead acid batteries <\/td>\n<\/tr>\n
83<\/td>\nAnnex D (informative)\u2002 Model certificates <\/td>\n<\/tr>\n
84<\/td>\nFigure D.1 \u2014 Model design certificate <\/td>\n<\/tr>\n
85<\/td>\nFigure D.2 \u2014 Model installation certificate <\/td>\n<\/tr>\n
86<\/td>\nFigure D.3 \u2014 Model commissioning certificate <\/td>\n<\/tr>\n
87<\/td>\nFigure D.4 \u2014 Model acceptance certificate <\/td>\n<\/tr>\n
88<\/td>\nFigure D.5 \u2014 Model verification certificate <\/td>\n<\/tr>\n
89<\/td>\nFigure D.6 \u2014 Model inspection and servicing certificate <\/td>\n<\/tr>\n
90<\/td>\nFigure D.7 \u2014 Model modification certificate <\/td>\n<\/tr>\n
91<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Fire detection and fire alarm systems for buildings – Design, installation, commissioning and maintenance of voice alarm systems. Code of practice<\/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>\n94<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":445803,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[238,2641],"product_tag":[],"class_list":{"0":"post-445795","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\/445795","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\/445803"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=445795"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=445795"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=445795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}