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SJ 2488-1984Measuring methods for acoustic noise of transformers, chokes and cores for use in electronic equipment (English PDF)

电子设备用变压器、阻流圈和铁芯噪声测试方法

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Issued by

Ministry of Industry and Information Technology of PRC

Level / Type

National · Mandatory

Issue date

September 4, 1984

Implementation date

January 1, 1985

Scope

SJ 2488-1984 is the English-translated version of 电子设备用变压器、阻流圈和铁芯噪声测试方法.

SJ 2488-1984 — This standard specifies the electronic equipment used transformers, choke coil and core noise test method.

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Document preview — SJ 2488-1984

National Standard of the People's Republic of China

Classification: L 04

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the electronic equipment used transformers, choke coil and core noise test method. This test method is applicable to meet the Ministry of Electronics Industry ministry standard single-phase and three-phase C-type, E-type, O-50 ~ 400Hz all models transformer, choke coil and core, and the maximum dimensions (not including the base insulator and oil pillow projections) less than other forms of 500mm 50 ~ 400Hz transformer, choke coil and core.

Document data

Chinese classification (CCS): L04.

Estimated length of the Chinese original: 13,136 words.

Standards quoted by this document

SJ 97-65; SJ 297-78; SJ 1263-77; SJ 1264-77; SJ 1759-81; SJ 1760-81; SJ 1761-81

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 9 pages — is available in the English PDF.

Referenced standards

Cited by

NB/T 10286-2019Single-phase AC parameter voltage stabilizer

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