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JB/T 12656-2016Internal combustion engines - Electromagnetic fan clutches - Technical requirements (English PDF)

内燃机电磁式风扇离合器技术条件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

January 15, 2016

Implementation date

June 1, 2016

Scope

JB/T 12656-2016 is the English-translated version of 内燃机电磁式风扇离合器技术条件.

Electromagnetic fan clutches for internal combustion engines are specified in JB/T 12656-2016, a recommended standard of the Chinese machinery industry.

The standard fixes the terms and definitions, the classification, the designation and model specifications, the technical requirements, the test methods and the inspection rules, and it closes with marking, packaging, transport and storage.

It applies to electromagnetic fan clutches for reciprocating internal combustion engines transmitting a torque of not more than 200 newton metres. It quotes GB/T 2828.1, GB/T 9239.1-2006, GB/T 10125-2012, GB/T 11021-2014, JB/T 11204-2011 and QC/T 413-2002. Its Chinese classification is J96 and its ICS code 27.020.

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Document preview — JB/T 12656-2016

National Standard of the People's Republic of China

ICS: 27.020

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

1 Scope
2 Normative references
3 Terms and definitions
4 Classification, codes and model specifications
4.1 Classification and codes
4.2 Model specifications
5 Technical requirements
5.1 General
5.2 Dimensions
5.3 Appearance requirements
5.4 Working voltage
5.5 Air gap length of the magnetic circuit
5.6 Dynamic balance
5.7 Static torque
5.8 Rotational speed characteristics
5.9 Overspeed performance
5.10 Resistance to alternating cold and heat
5.11 Corrosion resistance
5.12 Insulation performance
5.13 Heat resistance of the insulation
5.14 Bench reliability
6 Test methods
6.1 Test conditions
6.2 Appearance requirements
6.3 Sensitivity to the fluctuation of the working voltage
6.4 Air gap length of the magnetic circuit
6.5 Dynamic balance
6.6 Static torque
6.7 Rotational speed characteristics
6.8 Overspeed performance
6.9 Resistance to alternating cold and heat
6.10 Corrosion resistance
6.11 Insulation performance
6.12 Heat resistance of the insulation
6.13 Bench reliability
7 Inspection rules
7.1 Type test

What this standard covers

This standard specifies the terms and definitions, classification, designation, model specifications, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of internal combustion engine electromagnetic fan clutches. This standard applies to reciprocating internal combustion engine transmission torque of not more than 200 N µ m electromagnetic fan clutch (hereinafter referred to as fan clutch).

Document data

International classification (ICS): 27.020.

Chinese classification (CCS): J96.

Estimated length of the Chinese original: 14,185 words.

Standards quoted by this document

GB/T 2828.1; GB/T 9239.1-2006; GB/T 10125-2012; GB/T 11021-2014; JB/T 11204-2011; QC/T 413-2002

3 Terms and definitions

4 Classification, codes and model specifications

5 Technical requirements

6 Test methods

7 Inspection rules

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

JB/T 11204-2020|JB/T 12657-2016|JB/T 12658-2016|JB/T 13987-2020|JB/T 6723.1-2018|JB/T 6723.2-2014

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