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MIL-DTL-16377 Fixtures, Lighting; And Associated Parts; Shipboard Use, General Specification ForThis specification covers fluorescent, incandescent lighting and solid state lighting \(SSL\) \(see 6.12.4\) luminaires and associated parts for legacy replacement and new luminaire development fixtures \(lights\) and associated parts, used for detail and general illumination on naval ships and submarines.

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MIL-DTL-16377J(SH)

PARAGRAPH

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4.8.5 Stress relief test for plastic window for type I fixtures and lights. ...........................................................27

4.8.6 Light output. .............................................................................................................................................27

4.8.6.1 Candlepower distribution. ................................................................................................................27

4.8.6.2 Footcandle distribution. ....................................................................................................................27

4.8.6.3 Color and luminous transmittance. ...................................................................................................27

4.8.6.4 Brightness test for type III luminaires. .............................................................................................27

4.8.6.5 Chromaticity test for type III luminaires. .........................................................................................27

4.8.6.6 CCT test for type III luminaires. ......................................................................................................27

4.8.6.7 CRI test for type III luminaires.........................................................................................................27

4.8.6.8 Lumen output for emergency luminaires. .........................................................................................28

4.8.7 Shock test. ................................................................................................................................................28

4.8.7.1 Mounting. .........................................................................................................................................28

4.8.8 Vibration test. ...........................................................................................................................................28

4.8.9 Noise test. .................................................................................................................................................28

4.8.10 Salt spray test. ........................................................................................................................................28

4.8.11 Grounding circuit. ..................................................................................................................................28

4.8.12 Continuity of grounding. ........................................................................................................................28

4.8.13 Leakage current (portable fixtures only). ...............................................................................................29

4.8.14 Enclosure effectiveness. .........................................................................................................................29

4.8.14.1 Totally enclosed. ............................................................................................................................29

4.8.14.2 Dripproof. .......................................................................................................................................29

4.8.14.3 Splashproof.....................................................................................................................................29

4.8.14.4 Watertight and submersible. ...........................................................................................................29

4.8.14.5 Explosionproof. ..............................................................................................................................29

4.8.14.6 Combined explosionproof-watertight. ............................................................................................29

4.8.15 Explosionproof tests. ..............................................................................................................................29

4.8.15.1 Explosion test. ................................................................................................................................29

4.8.15.2 Hydrostatic pressure test.................................................................................................................29

4.8.16 Electromagnetic interference (type I and type III only). ........................................................................29

4.8.17 Tests for glassware. ................................................................................................................................29

4.8.17.1 Color determination test. ................................................................................................................29

4.8.17.2 Paint removal test. ..........................................................................................................................29

4.8.17.3 Mechanical shock test.....................................................................................................................29

4.8.17.4 Thermal shock test..........................................................................................................................30

4.8.17.5 External hydrostatic pressure test. ..................................................................................................30

4.8.17.6 Breakage pattern test. .....................................................................................................................30

4.8.18 Magnetic permeability. ..........................................................................................................................30

4.8.19 Ambient temperature. .............................................................................................................................30

4.8.20 Lumen maintenance test for type III luminaires.....................................................................................30

4.8.20.1 Lumen maintenance, ambient (1,000 hours at 77 �F [25 �C]) test. ................................................30

4.8.20.2 Lumen maintenance, accelerated (1,000 hours at 122 �F [50 �C]) test. .........................................30

4.8.20.3 Lumen maintenance photometric test. ............................................................................................30

4.8.21 Power interface test. ...............................................................................................................................30

4.8.22 Power quality test. ..................................................................................................................................31

4.8.23 Voltage transient spike test. ...................................................................................................................31

4.8.24 Fail-safe circuit design test.....................................................................................................................31

4.8.25 Type III chromaticity conformance inspection. .....................................................................................31

4.8.26 Emergency light fixture battery and charging system testing. ...............................................................31

5. PACKAGING.........................................................................................................................................................31

5.1 Packaging.........................................................................................................................................................31

6. NOTES ...................................................................................................................................................................32

6.1 Intended use. ....................................................................................................................................................32

6.1.1 Class 1 fixtures. ........................................................................................................................................32

6.1.2 Class 2 fixtures. ........................................................................................................................................32

6.1.3 Overhead standard mount fixtures. ..........................................................................................................32

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