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NA 041

DIN Standards Committee Heating and Ventilation Technology and their Safety

Abstract

This document specifies methods for the calculation of the design heat load for single rooms, building entities and buildings, where the design heat load is defined as the heat supply (power) needed to maintain the required internal design temperature under design external conditions.

Begin

2023-02-01

WI

00228104

Planned document number

DIN EN 12831-1

Project number

04112154

Responsible national committee

NA 041-05-01 AA - Design and energy performance of heating systems and water based cooling systems and DHW in buildings  

Responsible european committee

CEN/TC 228/WG 4 - Calculation methods and system performance and evaluation  

draft standard

Energy performance of buildings - Method for calculation of the design heat load - Part 1: Space heating load, Module M3-3; German and English version prEN 12831-1:2025
2025-06
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previous edition(s)

Energy performance of buildings - Method for calculation of the design heat load - Part 1: Space heating load, Module M3-3; German version EN 12831-1:2017
2017-09

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Method for calculation of the room heat load - Part 1: National addition to DIN EN 12831-1, with CD-ROM
2020-04

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