IEC 60331-25：着火条件下电缆的测试电路完整性第25部分:程序和要求光缆
IEC 60331-25：Tests for Electric Cables under Fire Conditions - Circuit Integrity - Part 25: Procedures and Requirements - Optical Fibre Cables
Abstract摘要
This part of IEC 60331 specifies the test procedure, and gives the performance requirement, including a recommended flame application time, for optical fibre cables required to maintain circuit integrity when subjected to fire under specified conditions.
It describes the means of sample preparation, continuity checking arrangements, optical testing procedures, the method of burning the cables and gives requirements for evaluating test results.
