SZNS 044-3: 2014 Symbolic safety signs Part 3: Internally illuminated signs

E109.46

This part of SZNS 044 specifies requirements for the construction and performance of internally illuminated box type safety signs that are intended for use at ambient temperatures between 10° C and 40° C. Such signs are illuminated by one or two separate systems of electric lighting.

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Description

This part of SZNS 044 specifies requirements for the construction and performance of internally illuminated box type safety signs that are intended for use at ambient temperatures between 10° C and 40° C. Such signs are illuminated by one or two separate systems of electric lighting.

TABLE OF CONTENTS

Contents Page
1 Scope 1
2 Normative references 1
3 Definitions 1
4 Requirements 1
4.1Classification 1
4.2 Design and construction 2
4.3 Performance 4
5 Inspection and methods of test 5
5.1 Inspection 5
5.2 Test for level of uniformity of luminance 6
5.3 Resistance to salt fog 7
5.4 Colour, luminance factor and luminance ratio tests 7
6 Marking 7
Annex A Notes to purchasers 8
Annex B Quality verification of internally illuminated safety signs 9
Bibliography 10

Additional information

Format

PDF, Hardcopy