SANS 61109-2008 高架线路绝缘子.名义电压超过1000V的交流系统复合悬挂及张拉绝缘子.定义、试验方法及验收标准
Insulators for overhead lines - Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1 000 V - Definitions, test methods and acceptance criteria
Applies to composite suspension/tension insulators consisting of a load-bearing cylindrical insulating solid core consisting of fibres - usually glass - in a resin-based matrix, a housing (outside the insulating core) made of polymeric material and end f