GB 12744-1991 English PDF

US$679.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB 12744-1991: Outdoor antipollution-type solid-core post insulators of ceramic material
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 12744-1991	679	Add to Cart	5 days	Outdoor antipollution-type solid-core post insulators of ceramic material	Obsolete

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Basic data

Standard ID: GB 12744-1991 (GB12744-1991)
Description (Translated English): Outdoor antipollution-type solid-core post insulators of ceramic material
Sector / Industry: National Standard
Classification of Chinese Standard: K48
Classification of International Standard: 29.080.10
Word Count Estimation: 17,133
Date of Issue: 3/21/1991
Date of Implementation: 10/1/1991
Quoted Standard: GB 2900.8; GB 5582; GB 5958; GB 8287.1
Adopted Standard: IEC 60168-1988, NEQ; IEC 60273-1979, NEQ; IEC 60507-1975, NEQ; IEC 60815-1986, NEQ
Regulation (derived from): Announcement of Newly Approved National Standards No. 11 of 2008 (No. 124 overall)
Issuing agency(ies): State Bureau of Technical Supervision
Summary: This Standard specifies Fog type rod outdoor post insulators of type size, technical requirements, inspection rules and test methods. This Standard is applicable to a rated voltage of 35 ~ 500KV, the frequency is not greater than the contamination level of secondary and higher insulators used on electrical equipment and devices running on AC system of 100Hz, insulator installation site ambient temperature should be between -40 to + 40 between degrees, altitude less than 1000m.

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