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GB/T 28868-2012Dimensions of uncoated ring cores of magnetic oxides (English PDF)

未经涂覆的磁性氧化物环形磁心的尺寸

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Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

November 5, 2012

Implementation date

February 15, 2013

Scope

GB/T 28868-2012 is the English-translated version of 未经涂覆的磁性氧化物环形磁心的尺寸.

GB/T 28868-2012 — This standard specifies the dimensions and parameters effective uncoated annular core. This standard applies to uncoated ring core. The core is mainly used for power choke and drive transformers, pulse and broadband transformers Devices, EMI suppression. differential and common mode chokes.

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Document preview — GB/T 28868-2012

National Standard of the People's Republic of China

ICS: 29.100.10
Classification: L 19

Issued by: Standardization Administration of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the uncoated ring core dimensions and their effective parameters. This standard applies to uncoated ring core. The core is mainly used for power chokes and driver transformers, pulse and broadband transformers, EMI suppression: dif

Document data

International classification (ICS): 29.100.10.

Chinese classification (CCS): L19.

Estimated length of the Chinese original: 7,750 words.

Adopted international standard: IECTR 61604-1997, NEQ.

Standards quoted by this document

GB/T 20874-2007; SJ/T 10213-1991

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 20874-2007Calculation of the effective parameters of magnetic piece parts

IEC 60205

Cited by

GB/Z 28870-2012Measuring methods for anti-EMI soft ferrite materials

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