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GB/Z 22074-2016Reliability test method for moulded-case circuit-breakers (English PDF)

塑料外壳式断路器可靠性试验方法

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China, China National Standardization Administration

Level / Type

National · Recommended

Issue date

April 25, 2016

Implementation date

November 1, 2016

Scope

GB/Z 22074-2016 is the English-translated version of 塑料外壳式断路器可靠性试验方法.

GB/Z 22074-2016 — This Guidance Document specifies the general test for reliability verification of plastic case circuit breakers (hereinafter referred to as molded case circuit breakers) Claim.

This guideline specifies the technical documents in line with GB 14048.2-2008, AC 50Hz (60Hz), the rated voltage does not exceed 1000V, Test methods for reliability of molded case circuit breakers of rated current 250A and below.

This guideline is applicable to the verification test program and test procedure of molded case circuit breakers. It is also applicable to the reliability test of products Test This guideline technical document can be used as a molded case circuit breaker manufacturer's product reliability test guidance document.

The rated current of more than 250A MCCB reliability test can refer to the guidance of technical documents.

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Document preview — GB/Z 22074-2016

National Standard of the People's Republic of China

ICS: 29.120.70
Classification: K 33
Replacing: GB/Z 22074-2008

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China, China National Standardization Administration

Document data1
Standards quoted by this document2

Document data

International classification (ICS): 29.120.70.

Chinese classification (CCS): K33.

Estimated length of the Chinese original: 25,261 words.

Supersedes the earlier edition GB/Z 22074-2008.

Standards quoted by this document

GB/T 2900.18-2008; GB/T 5080.1; GB/T 5080.2; GB/T 5080.4; GB/T 5080.5; GB/T 5080.6; GB/T 5080.7; GB 14048.1-2012; GB 14048.2-2008; GB/T 17626.2-2006; GB/T 17626.3-2006; GB/T 17626.4-2008; GB/T 17626.5-2008; GB/T 17626.6-2008; GB/T 2900.13-2008

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 21 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 5080

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