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GB/T 3309-1989 English PDF

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GB/T 3309-1989: Mechanical test at ambient temperature for high-voltage switchgear
Status: Obsolete
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GB/T 3309-1989English399 Add to Cart 3 days [Need to translate] Mechanical test at ambient temperature for high-voltage switchgear Obsolete GB/T 3309-1989

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Basic data

Standard ID GB/T 3309-1989 (GB/T3309-1989)
Description (Translated English) Mechanical test at ambient temperature for high-voltage switchgear
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard K40
Classification of International Standard 29.120.60
Word Count Estimation 10,141
Date of Issue 2/22/1989
Date of Implementation 10/1/1989
Older Standard (superseded by this standard) GB 3309-1982
Adopted Standard IEC 60129-1984, NEQ; IEC 60056-1981, NEQ
Summary This standard specifies the mechanical test methods for high-voltage switchgear room temperature. This standard applies to the rated voltage of 3 ~ 500kV, frequency of 50Hz or 60Hz AC high voltage circuit breakers, high voltage switches, AC high voltage disconnectors and earthing switches, the combination of electrical, metal-enclosed switchgear and various actuator and so on mechanical tests (hereinafter referred to as the mechanical test) at normal temperature.

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