{"id":362370,"date":"2024-10-20T01:40:17","date_gmt":"2024-10-20T01:40:17","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-20-30416719-dc\/"},"modified":"2024-10-26T02:37:26","modified_gmt":"2024-10-26T02:37:26","slug":"bsi-20-30416719-dc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-20-30416719-dc\/","title":{"rendered":"BSI 20\/30416719 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\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
1<\/td>\n30416719.PDF <\/td>\n<\/tr>\n
3<\/td>\n30416719_Text.pdf <\/td>\n<\/tr>\n
7<\/td>\nIntroduction <\/td>\n<\/tr>\n
8<\/td>\nSection 1: General
1 Scope
2 Normative references <\/td>\n<\/tr>\n
9<\/td>\n3 Terms and definitions
3.1 access level
3.2 competent person
3.3 disabled refuge system
3.4 duplex operation <\/td>\n<\/tr>\n
10<\/td>\n3.5 emergency voice communication system
3.6 evacuation lift
3.7 EVC mode
3.8 firefighting lobby
3.9 firefighting stair
3.10 fire telephone system
3.11 group call
3.12 handset
3.13 hook-switch
3.14 intelligibility
3.15 master station
3.16 non-EVC mode
3.17 off-hook
3.18 on-hook <\/td>\n<\/tr>\n
11<\/td>\n3.19 on hold
3.20 outstation
3.21 phased evacuation
3.22 protected lobby\/corridor
3.23 protected stairway
3.24 refuge
3.25 stewards\u2019 telephone system
3.26 VSWR
3.27 wireless link budget
3.28 wireless repeater
4 Need for an emergency voice communication system <\/td>\n<\/tr>\n
12<\/td>\n5 Exchange of information and definition of responsibilities <\/td>\n<\/tr>\n
13<\/td>\n6 Variations from the recommendations of this British Standard <\/td>\n<\/tr>\n
15<\/td>\nSection 2: Design considerations
7 Purpose <\/td>\n<\/tr>\n
16<\/td>\n8 System circuitry and software <\/td>\n<\/tr>\n
17<\/td>\n9 Audio and data signal paths <\/td>\n<\/tr>\n
18<\/td>\n10 Fault monitoring and indication
10.1 Fault conditions
10.2 Fault indications <\/td>\n<\/tr>\n
19<\/td>\n10.3 Audible fault warning
10.4 Resetting from the fault warning condition
10.5 Monitoring of software-controlled equipment <\/td>\n<\/tr>\n
20<\/td>\n10.6 Monitoring of memory contents
10.7 System integrity <\/td>\n<\/tr>\n
21<\/td>\n11 Outstations
11.1 General
11.2 Controls <\/td>\n<\/tr>\n
22<\/td>\n11.3 Indications
11.4 Electrical performance <\/td>\n<\/tr>\n
23<\/td>\n11.5 Mechanical details <\/td>\n<\/tr>\n
24<\/td>\n11.6 Location <\/td>\n<\/tr>\n
25<\/td>\n11.7 Audio frequency induction loop systems <\/td>\n<\/tr>\n
27<\/td>\n12 Master stations
12.1 General <\/td>\n<\/tr>\n
28<\/td>\n12.2 Controls <\/td>\n<\/tr>\n
29<\/td>\n12.3 Indicators <\/td>\n<\/tr>\n
30<\/td>\n12.4 Electrical performance <\/td>\n<\/tr>\n
31<\/td>\n12.5 Mechanical construction
12.6 Location <\/td>\n<\/tr>\n
33<\/td>\n13 Power supplies
13.1 Recommendations for mains power supplies <\/td>\n<\/tr>\n
34<\/td>\n13.2 Recommendations for EVC system power supply units <\/td>\n<\/tr>\n
36<\/td>\n14 Cables, wiring and other interconnections <\/td>\n<\/tr>\n
38<\/td>\n15 Wireless-linked EVC systems <\/td>\n<\/tr>\n
41<\/td>\n16 Environmental conditions
17 Electromagnetic compatibility <\/td>\n<\/tr>\n
42<\/td>\n18 Electrical safety <\/td>\n<\/tr>\n
43<\/td>\nSection 3: Installation
19 Responsibility of installer
20 Installation practices and workmanship <\/td>\n<\/tr>\n
44<\/td>\n21 Testing of wiring <\/td>\n<\/tr>\n
45<\/td>\nSection 4: Commissioning and handover
22 Commissioning <\/td>\n<\/tr>\n
46<\/td>\n23 Documentation <\/td>\n<\/tr>\n
47<\/td>\n24 Certification <\/td>\n<\/tr>\n
48<\/td>\n25 Acceptance
26 Verification <\/td>\n<\/tr>\n
49<\/td>\n27 Training <\/td>\n<\/tr>\n
50<\/td>\nSection 5: Maintenance
28 Routine testing
28.1 Recommendations for weekly testing by the user
28.2 Recommendations for monthly attention by the user
29 Inspection and servicing
29.1 Recommendation for quarterly inspection of a vented battery <\/td>\n<\/tr>\n
51<\/td>\n29.2 Recommendations for six-monthly inspection and test of the system
30 Non-routine attention <\/td>\n<\/tr>\n
54<\/td>\nSection 6: User responsibilities
31 Responsible person
32 Logbook <\/td>\n<\/tr>\n
55<\/td>\nAnnex A (informative) Explanation of access level
A.1 General
A.2 Access level 1
A.3 Access level 2
A.4 Access level 3
A.5 Access level 4 <\/td>\n<\/tr>\n
56<\/td>\nAnnex B (normative) Method for calculating standby battery capacity
Annex C (normative) Modified subclauses from BS EN 54-2:1997+A1:2006 <\/td>\n<\/tr>\n
58<\/td>\nAnnex D (informative) Model certificates <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

BS 5839-9. Fire detection and fire alarm systems for buildings – Part 9. Code of practice for the design, installation, commissioning and maintenance of emergency voice communication systems<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2020<\/td>\n66<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":362378,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[238,2641],"product_tag":[],"class_list":{"0":"post-362370","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\/362370","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\/362378"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=362370"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=362370"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=362370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}