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  4. Standard "GOST 721-77"
Standard GOST 721-77 1.7.1978 preview

GOST 721-77

Power supply systems, networks sources,converters and receivers of electric energy. Rated voltages above 1000 V



STANDARD published on 1.7.1978


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218.00 USD

The information about the standard:

Designation standards: GOST 721-77
Publication date standards: 1.7.1978
SKU: NS-395627
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: Russian technical standard
Category: Technical standards GOST

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The category - similar standards:

Electrical engineering in general

Annotation of standard text GOST 721-77 :

Implemented changes and corrections:

Amd. 5.79

Amd. 3.83

Amd. 6.89

Similar standards:

GOST 3484.2-88GOST 3484.2-88

1.1.1990

GOST 3484.3-88GOST 3484.3-88

1.1.1990

GOST 3484.4-88GOST 3484.4-88

1.1.1990

GOST 3484.5-88GOST 3484.5-88

1.1.1990

GOST 403-73GOST 403-73

1.1.1974

GOST R 51155-98GOST R 51155-98

WITHDRAWN
1.1.1999

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