EN 50289-4-9 : 2001現(xiàn)行
COMMUNICATION CABLES - SPECIFICATIONS FOR TEST METHODS - PART 4-9: ENVIRONMENTAL TEST METHODS - PNEUMATIC RESISTANCE
出版：European Committee for Standards - Electrical
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基本信息
標準編號： EN 50289-4-9 : 2001
標準類別：Standard
出版單位：European Committee for Standards - Electrical
標準頁數(shù)：0
標準簡介
Gives the method of test to determine the pneumatic resistance used in analogue and digital communication systems. This test only applies to cables which are protected by gas pressurisation.
