SIS SS EN 50 012-1989 工业用低压成套开关设备和控制设备．终端标识和独特辅助接触电流接触器

标准号：SIS SS EN 50 012-1989
中文标准名称：工业用低压成套开关设备和控制设备．终端标识和独特辅助接触电流接触器
英文标准名称：Low-voltage switchgear and controlgear for industrial use — Terminal marking and distinctive number for auxiliary contacts ofparticular contactors
发布日期：1989/9/13 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：This standard applies to contactors according to lEC-Standard 158-1, irrespective of their power and construction, having terminal marking of auxiliary contacts in accordance with the corresponding marking of contactor relays designated by the distinctive letter E (see EN 50 011).The use of this standard is recommended where terminal marking is a requirement of the relevant standard for contactor auxiliary contacts, or is usual practice.