IEC 60947-5-9-2006 标准详情
- 标准号:IEC 60947-5-9-2006
- 中文标题:低压开关设备和控制设备.第5-9部分:控制电路设备和开关元件.流量率开关
- 英文标题:Low-voltage switchgear and controlgear - Part 5-9: Control circuit devices and switching elements - Flow rate switches
- 标准类别:国际电工委员会标准
- 发布日期:2006-12
This part of IEC 60947 applies to flow rate switches that sense the rate of flow of a gas, a liquid or a granular solid. These switches change their output state if a pre-set value for the speed of flow is exceeded.These flow rate switches are self-c
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