{"id":61144,"date":"2023-08-31T09:09:56","date_gmt":"2023-08-31T07:09:56","guid":{"rendered":"https:\/\/www.hoppe.com\/in-en\/?page_id=61144"},"modified":"2025-03-31T16:40:01","modified_gmt":"2025-03-31T14:40:01","slug":"bs-en-1155","status":"publish","type":"page","link":"https:\/\/www.hoppe.com\/in-en\/contacts-service\/standards\/bs-en-1155\/","title":{"rendered":"BS EN 1155 \u2013 Electrically Powered Hold-Open Devices"},"content":{"rendered":"
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6-Digit Coding System<\/h2>\n\n\t<\/div>\n\n\n\n
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BS EN 1155:1997 classifies door furniture by using a 6-digit coding system.<\/p>\n\n\t<\/div>\n\n\n\n

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Digit 1 \u2013 Category of use<\/h3>\n\n\t<\/div>\n\n\n\n
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Only one category of use is identified for electrically powered hold-open devices:
Grade 3:<\/strong> for doors for use by the public, and others, with little incentive to take care, i.e. where there is some chance of misuse of the door<\/p>\n\n\t<\/div>\n\n\n\n

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Digit 2 \u2013 Number of test cycles<\/h3>\n\n\t<\/div>\n\n\n\n
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Two test durations are identified for devices manufactured to this European standard:
Grade 5:<\/strong> 50,000 test cycles, for all electrically powered hold-open devices
Grade 8:<\/strong> 500,000 test cycles, for all electrically powered hold-open and free-swing door closers and devices that contain operating arms<\/p>\n\n\t<\/div>\n\n\n\n

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Digit 3 \u2013 Test door mass\/size<\/h3>\n\n\t<\/div>\n\n\n\n
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Five door mass grades and related hold-open power sizes are identified according to Table 1 of this European standard.<\/p>\n\n\t<\/div>\n\n\n\n

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Hold-open Power Size<\/strong><\/td>Recommended Door Leaf Width max. mm kg<\/strong><\/td>Test Door Mass (kg)<\/strong><\/strong><\/td><\/tr>
3<\/td>950<\/td>60<\/td><\/tr>
4<\/td>1,100<\/td>80<\/td><\/tr>
5<\/td>1,250<\/td>100<\/td><\/tr>
6<\/td>1,400<\/td>120<\/td><\/tr>
7<\/td>1,600<\/td>160<\/td><\/tr><\/tbody><\/table>\n\n\t<\/div>\n\n\n\n
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Digit 4 \u2013 Fire resistance<\/h3>\n\n\t<\/div>\n\n\n\n
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Only one grade of fire resistance is identified for electrically powered hold-open devices manufactured to this European standard:
Grade 1:<\/strong> suitable for use on fire\/smoke door assemblies subject to satisfactory assessment of the contribution of the electrically powered hold-open device to the fire resistance of specified fire\/smoke door assemblies<\/p>\n\n\t<\/div>\n\n\n\n

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Digit 5 \u2013 Safety<\/h3>\n\n\t<\/div>\n\n\n\n
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Electrically powered hold-open devices are required to satisfy the Essential Requirement of safety in use. Therefore only grade 1 is identified<\/p>\n\n\t<\/div>\n\n\n\n

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Digit 6 \u2013 Corrosion resistance<\/h3>\n\n\t<\/div>\n\n\n\n
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Five grades of corrosion resistance are identified in accordance with BS EN 1670:2007:
Grade 0:<\/strong> no defined corrosion resistance
Grade 1:<\/strong> mild resistance
Grade 2:<\/strong> moderate resistance
Grade 3:<\/strong> high resistance
Grade 4:<\/strong> very high resistance<\/p>\n\n\t<\/div>\n\n\n\n

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Source:<\/strong> Door and Hardware Federation (DHF) Best Practise Guide \u2013 Electrically Powered Hold Open Devices for Swing Doors \u2013 BS EN 1155<\/p>\n\n\t<\/div>\n\n\n\n

\n\t\t\t\t<\/div>\n\n<\/div>\n\n\t<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":9,"featured_media":49259,"parent":500,"menu_order":9,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","footnotes":""},"class_list":["post-61144","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"coauthors":[],"author_meta":{"author_link":"https:\/\/www.hoppe.com\/in-en\/author\/simone-stecher-hoppe\/","display_name":"simone-stecher-hoppe"},"relative_dates":{"created":"Posted 3 years ago","modified":"Updated 1 year ago"},"absolute_dates":{"created":"Posted on 31. August 2023","modified":"Updated on 31. March 2025"},"absolute_dates_time":{"created":"Posted on 31. August 2023 9:09","modified":"Updated on 31. March 2025 16:40"},"featured_img_caption":"","featured_img":"https:\/\/www.hoppe.com\/in-en\/wp-content\/uploads\/2023\/08\/ARRONE-Headerbild-Standards-BS-EN-1155-Electrically-Powered-Hold-Open-Devices-1920-x-1080.jpg","series_order":"","_links":{"self":[{"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/pages\/61144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/comments?post=61144"}],"version-history":[{"count":10,"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/pages\/61144\/revisions"}],"predecessor-version":[{"id":1581381,"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/pages\/61144\/revisions\/1581381"}],"up":[{"embeddable":true,"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/pages\/500"}],"wp:attachment":[{"href":"https:\/\/www.hoppe.com\/in-en\/wp-json\/wp\/v2\/media?parent=61144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}