QC/T 777-2025 Active Industry standards-Car

QC/T 777-2025 Electromagnetic clutch for automobile cooling system

QC/T 777-2025 Electromagnetic clutch for automobile cooling system

Publish Date: 2025-12-29 Implement Date: 2026-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us
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Basic Information

Standard Code: QC/T 777-2025
Standard Type: Industry standards
Standard Status: Active
is_force_gb: no
CCS Name: Lubrication, cooling system, and heating device
ICS Name: Comprehensive study of internal combustion engines in road vehicles
Publish Date: 2025-12-29
Implement Date: 2026-07-01
Pages: 20 pages

Scope

This document specifies the technical requirements for electromagnetic clutches used in car cooling systems, including water pumps and fans, as well as inspection rules, marking, packaging, transportation, and storage. It also describes the corresponding test methods.
This document applies to electromagnetic clutches used in car cooling systems (hereinafter referred to as "electromagnetic clutches"). Other electromagnetic clutches can refer to and implement this document accordingly.

Development Information

Word Count: 25 Thousand words Pages: 20 pages

Replace the following standards

Referenced Standards

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 1914-1993 Chemical analytical filter paper GB/T 1914-2007 Chemical analytical filter paper GB/T 1914-2017 Chemical analytical filter paper GB/T 2423.4-2008 Environmental testing for electric and electronic products—Part 2:Test method—Test Db:Damp heat,cyclic(12 h+12 h cycle) GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.2-2008 Sampling procedures for inspection by attributes—Part 2:Sampling plans indexed by limiting quality(LQ)for isolated lot inspection GB/T 2828.3-2008 Sampling procedures for inspection by attributes—Part 3:Skip-lot sampling procedures GB/T 2828.4-2008 Sampling procedures for inspection by attributes—Part 4:Procedures for assessment of declared quality levels GB/T 2828.5-2011 Sampling procedures for inspection by attributes—Part 5:System of sequential sampling plans indexed by acceptance quality limit(AQL)for lot-by-lot inspection GB/T 2828.10-2010 Sampling procedures for inspection by attributes—Part 10:Introduction to the GB/T 2828 series of standards for sampling for inspection by attributes GB/T 2828.11-2008 Sampling procedures for inspection by attributes—Part 11:Procedures for assessment of declared quality levels for small population GB/T 13384-1992 General specifications for packagings of mechanical and electrical products GB/T 13384-2008 General specifications for packing of mechanical and electrical product GB/T 17619-1998 Limits and methods of testing for immunity of electrical/electronic sub—assemblies in vehicles to electromagnetic radiation GB 18655-2002 Limits and methods of measurement of radio disturbance characteristics for the protection of receivers used on board vehicles GB/T 18655-2010 Vehicles,boats and internal combustion engines—Radio disturbance characteristics—Limits and methods of measurement for the protection of on-board receivers GB/T 18655-2018 Vehicles,boats and internal combustion engines—Radio disturbance characteristics—Limits and methods of measurement for the protection of on-board receivers GB/T 18655-2025 Vehicles, boats and internal combustion engines—Radio disturbance characteristics—Limits and methods of measurement for the protection of on-board receivers QC/T 413-2002 Car electrical and electronic equipment basic technical requirements QC/T 625-2024 Metallic coatings and conversion coatings for automobile QC/T 625-2013 Car coating and plating layers and chemical treatment layers

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