Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
EN 60947-5-8:2006
Năm ban hành 2006
Publication date
Tình trạng
A - Còn hiệu lực
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Tên tiếng Anh
Title in English Low-voltage switchgear and controlgear - Part 5-8: Control circuit devices and switching elements - Three-position enabling switchesIEC 60947-5-8:2006
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Giá:
Price Liên hệ / Contact us
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Phạm vi áp dụng
Scope of standard This part of IEC 60947 specifies requirements for three-position enabling switches. These switches are used as components of enabling devices described in 10.9 of IEC 60204-1 to provide signals that, a) when activated, allow machine operation to be initiated by a separate start control, and b) when de-activated
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