Functional reference architecture for communications in smart metering systems1 Scope This Technical Report concerns the following communications deliverable within M 441: A European standard comprising a software and hardware open architecture for utility meters that supports secure bidirectional communication upstream and downstream through standardized interfaces and data exchange formats and allows advanced information and management and control systems for consumers and service suppliers. The architecture must be scalable

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• ORB interoperability architecture

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BS EN 15476 on the determination of nitric and ammoniacal nitrogen in fertilizers applies to:

What is BS EN 50525-1 - Electric cables about

where similar requirements could be anticipated

Spot welding is primarily used to join two or more metal sheets by applying pressure and heat from an electric current to the weld area

Standards establish cabling types

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What is BS EN 60512-9-4 - Assessing the durability of the contact retention system about