Description
This part of SZNS 044 specifies requirements for a type of safety sign that is self-energized in respect of luminosity and that requires no external source of power. It is not intended to apply to small signs that might be used in aircraft.
TABLE OF CONTENTS
| Contents | Page |
| 1 Scope | 1 |
| 2 Normative references | 1 |
| 3 Definitions | 1 |
| 4 Requirements | 2 |
| 4.1 General | 2 |
| 4.2 Design and construction | 2 |
| 4.3 Performance | 2 |
| 4.4 Mounting requirements | 4 |
| 5 Inspection and methods of test | 5 |
| 5.1 Inspection | 5 |
| 5.2 Sequence of testing | 5 |
| 5.3 Tests for physical characteristics | 5 |
| 5.4 Luminance test | 5 |
| 5.5 Test for chromaticity | 5 |
| 5.6 Dose rate measurement | 5 |
| 5.7 Tritium leakage test | 6 |
| 5.8 Water-soluble tritium content | 6 |
| 5.9 Flammability test | 6 |
| 6 Identification and labelling | 6 |
| 6.1 Manufacturer’s declaration | 6 |
| 6.2 Marking | 6 |
| 6.3 Labelling | 6 |
| Annex A Notes to purchasers | 8 |
| Annex B Quality verification of self-luminous (radioluminescent) safety signs | 9 |
| Bibliography | 10 |