NA 023

DIN Standards Committee Ergonomics

Standards [CURRENT]

DIN EN ISO 7933
Ergonomics of the thermal environment - Analytical determination and interpretation of heat stress using calculation of the predicted heat strain (ISO 7933:2023); German version EN ISO 7933:2023

Title (German)

Ergonomie der thermischen Umgebung - Analytische Bestimmung und Interpretation der Wärmebelastung durch Berechnung der vorhergesagten Wärmebeanspruchung (ISO 7933:2023); Deutsche Fassung EN ISO 7933:2023

Overview

This document describes a model [the predicted heat strain (PHS) model] for the analytical determination and interpretation of the thermal stress (in terms of water loss and rectal temperature) experienced by an average person in a hot environment and determines the maximum allowable exposure times within which the physiological strain is acceptable for 95 % of the exposed population (the maximum tolerable rectal temperature and the maximum tolerable water loss are not exceeded by 95 % of the exposed people). The responsible committee for this standard is NA 023-00-05 GA "Gemeinschaftsarbeitsausschuss NAErg/NAM: Ergonomie der physikalischen Umgebung, ErgPhysU" ("Joint Working Committee NAErg/NAM: Ergonomics of the Physical Environment, ErgPhysU") at DIN Standards Committee Ergonomics (NAErg).

Document: references other documents

Responsible national committee

NA 023-00-05 GA - Joint working committee of Ergonomics Standards Committee/ Mechanical Engineering Committee: Ergonomics of the physical environment  

Responsible european committee

CEN/TC 122/WG 11 - Ergonomics of the Physical Environment  

Responsible international committee

ISO/TC 159/SC 5/WG 1 - Thermal environments  

Edition 2024-03
Original language German
Translation English
Price from 121.20 €
Table of contents

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