BS EN IEC 62439-3:2018 Industrial communication networks. High availability automation networks Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR)

Computer networks
Communication networks
Process control
Open systems interconnection
Automatic control systems
CSMA/CD networks
Local area networks
Information exchange
Data transmission
Industrial
Data processing

Link: BS EN IEC 62439-3:2018 Industrial communication networks. High availability automation networks Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR)
Source: BSI Standards

PD ISO/IEC TR 11801-9905:2018 Information technology. Generic cabling systems for customer premises Guidelines for the use of installed cabling to support 25GBASE-T application

Open systems interconnection
Technology transfer
Cables (electric)
Interfaces (data processing)
Information technology

Link: PD ISO/IEC TR 11801-9905:2018 Information technology. Generic cabling systems for customer premises Guidelines for the use of installed cabling to support 25GBASE-T application
Source: BSI Standards

BS EN ISO 11297-2:2018 Plastics piping systems for renovation of underground drainage and sewerage networks under pressure Lining with continuous pipes

Pipelines
Plastics
Sewers
Unplasticized polyvinyl chloride
Pipework systems
Underground
Strips
Drainage
Renovation
Pipe coatings
Repair
Casing pipes
Plastic pipelines
Sewerage
Pipes

Link: BS EN ISO 11297-2:2018 Plastics piping systems for renovation of underground drainage and sewerage networks under pressure Lining with continuous pipes
Source: BSI Standards