IEC 60331-21-1999 着火条件下电缆的试验 电路完整性 第21部分:程序和要求 额定电压0.6/1.0kV及以下的电缆

标准号：IEC 60331-21-1999
中文标准名称：着火条件下电缆的试验 电路完整性 第21部分:程序和要求 额定电压0.6/1.0kV及以下的电缆
英文标准名称：Tests for electric cables under fire conditions - Circuit integrity - Part 21: Procedures and requirements - Cables of rated voltage up to and including 0,6/1,0 kV
标准类型：K13
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：K13
国际标准分类号：13.220.40;29.060.20
适用范围：This part of IEC 60331 specifies the test procedure and gives the performance requirement, including a recommended flame application time, for cables of rated voltage up to and including 0,6/1,0 kV required to maintain circuit integrity when subjected to fire under specified conditions.It describes the means of sample preparation, continuity checking arrangements, electrical testing procedure, method of burning the cables and gives requirements for evaluating test results.It is intended to cover low voltage power cables, and control cables with a rated voltage.