IEEE 1478-2013

$31.42

IEEE Standard for Environmental Conditions for Transit Railcar Electronic Equipment

Published By	Publication Date	Number of Pages
IEEE	2013	29

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Description

Revision Standard – Active. Baseline environmental conditions under which transit railcar electronic equipment shall both operate and/or survive are specified in this standard.

PDF Catalog

PDF Pages	PDF Title
1	IEEE Std 1478™-2013 front cover
3	Title page
5	Important Notices and Disclaimers Concerning IEEE Standards Documents
8	Participants
10	Introduction
11	Contents
13	IMPORTANT NOTICE 1. Overview 1.1 Scope 1.2 Purpose
14	2. Normative references 3. Definitions
15	4. Standard environmental conditions for design 4.1 Definition of environmental conditions
19	4.2 Temperature 4.2.1 Ambient storage temperature 4.2.2 Ambient operating temperature 4.3 Thermal shock 4.4 Precipitation and flooding 4.4.1 Rain
20	4.4.2 Snowfall, flooding, and icing 4.5 Corrosive/Abrasive environment 4.5.1 Salt fog 4.5.2 Sand and dust 4.5.2.1 Blowing sand
21	4.5.2.2 Blowing dust 4.5.2.3 Contaminants 4.5.3 Car cleaning solutions 4.6 Vibration and shock
22	4.6.1 Vibration 4.6.2 Mechanical shock 4.7 Solar radiation 4.7.1 Ultraviolet radiation 4.7.2 Infrared radiation and solar loading 4.8 Altitude 5. Utilization of active means for environmental control
23	6. Extreme environmental conditions 7. Testing 7.1 Frequency of testing 7.2 Thermal testing 7.2.1 Impact of the thermal test chamber
24	7.2.2 Altitude compensation 7.3 Vibration testing
25	7.4 Extreme altitude testing
26	Annex A (informative) Bibliography
27	Annex B (informative) Local environmental temperatures and specification requirements B.1 General B.2 Example 1: Electronics installed in under-car equipment boxes—Typical design requirements B.3 Example 2: Electronics installed in under-car equipment boxes — Extreme thermal requirements
28	B.4 Example 3: Electronics in equipment boxes installed on the roof for extreme thermal requirements
29	B.5 Example 4: Vehicle interior rise for E5