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BSI 23/30468403 DC 2023

BSI 23/30468403 DC 2023

$13.70

BS EN IEC 60068-2-87. Environmental Testing – Part 2-87. Tests-Test xx: UV-C Exposure of Materials and Components to Simulate Ultraviolet Germicidal Irradiation or Other Applications

Published By Publication Date Number of Pages
BSI 2023 13
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PDF Pages PDF Title
5 FOREWORD
7 INTRODUCTION
8 1 Scope This document describes exposures of materials and components to UV-C radiation during ultraviolet germicidal irradiation (UVGI) treatments or other processes that require UV-C exposure and tests to simulate those environments. Severities rep…
2 Normative references
3 Terms and definitions
9 4 UV-C field exposures
4.1 Overview
4.2 Exposures to UV-C irradiation
10 4.3 Temperature
4.4 Humidity
5 Test chamber for UV-C exposures
5.1 Source of UV-C
5.2 General
5.3 Irradiance monitoring and control
5.3.1 Common sources of UV-C measurement error
5.3.2 Spectral mismatch errors
11 5.3.3 Deviation from true cosine response
5.4 Temperature
6 Test procedures
6.1 Specimens
6.2 General
6.3 Test Conditions
Table 2 describes test conditions representing a range of exposure severities. Each test duration represents the nominal UV-C dose during one year of service life, with a minimum total exposure. Irradiance levels in the table are intended to balance r…
12 NOTE Alternating periods of darkness can produce a different result than continuous exposure. Some materials can experience a relaxation effect when no longer exposed to irradiance.
7 Evaluation criteria
8 Information to be given in the test report

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BSI 23/30468403 DC 2023
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