Ships and marine technology. Navigation and ship operations. Guidelines for onboard telephone equipment Ingestion-build-47182 the following information should be

the following information should be given:

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

unless otherwise specified in this standard

cold-rolled products

1   Scope of MLR multipart standard

Ships and marine technology. Navigation and ship operations. Guidelines for onboard telephone equipment Ingestion-build-47182 the following information should beWhat 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