Ships and marine technology. Navigation and ship operations. Guidelines for onboard telephone equipment Ingestion-build-47182 The range of nominal sizes

The range of nominal sizes is DN 8 to DN 500 and of nominal diameters is 8 mm to 110 mm

This British Standard supersedes DD 191:1990 which is withdrawn

Wording and Annex ZA have been adapted to the CPR

Chapter 2 of the associated European Commission Braille Implementation Guidelines [3]

PE-X fusion fittings and mechanical fittings) for the supply of category D and category E gaseous fuels (see ISO 13623) at:

Ships and marine technology. Navigation and ship operations. Guidelines for onboard telephone equipment Ingestion-build-47182 The range of nominal sizesWhat is ISO 21792 Guidelines for onboard telephone equipment about? ISO 21792 provides general and specific recommendations related to the quality of communication, connectivity, installation, performance and maintenance of onboard telephone equipment, including automatic telephones, common battery telephones, battery less telephones and sound powered telephones. It also specifies requirements for the related performance tests (shop tests and onsite