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DIN EN 13203-1:2015
Gas fired domestic appliances producing hot water - Part 1: Assessment of performance of hot water deliveries; German version EN 13203-1:2015
This document is applicable to gas-fired appliances producing domestic hot water. It applies to both instantaneous and storage appliances; water-heaters and combination boilers that have:- heat input not exceeding 70 kW; and- hot water storage capacity (if any) not exceeding 500 l.In the case of combination boilers, with or without storage tank, domestic hot water production is integrated orcoupled, the whole being marketed as a single unit.The present document sets out in qualitative and quantitative terms the performance in delivery of domestic hot water for a selected variety of uses. It also givesa system for presenting the information to the user.
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Deutsches Institut für Normung [din]