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GB/T 14047-1993 PDF English

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GB/T 14047-1993: Measuring relays and protection equipment
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GB/T 14047-1993English439 Add to Cart 3 days [Need to translate] Measuring relays and protection equipment

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Basic data

Standard ID GB/T 14047-1993 (GB/T14047-1993)
Description (Translated English) Measuring relays and protection equipment
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard K45
Classification of International Standard 29.120.70
Word Count Estimation 11,150
Date of Issue 1/4/1993
Date of Implementation 7/1/1993
Adopted Standard IEC 60255-6-1988, IDT
Issuing agency(ies) State Bureau of Technical Supervision
Summary This Standard specifies the use of electrical fields IEC included all measuring relays and protection equipment general performance requirements. This standard does not apply to the following electrical relays used in the field: a telecommunications (telegraph, telephone) system; b railway signaling, rolling stock automatic blocking device and electrical systems; c. IEC 158 low-voltage control equipment, IEC 292 low-voltage motor starting. IEC 337 and included a control switch relay (control and auxiliary circuits with low voltage switchgear, including contact relay).

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