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IEVref: | 821-01-53 | | ID: |
Language: | en | | Status: Standard |
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Term: | environmental conditions, <for signalling equipment> pl
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Definition: | physical, chemical, electric and biological conditions external to the equipment to which it is subjected in service
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Publication date: | 2017-11-20 |
Source | IEC 62498-3:2010, 3.1, modified |
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