T/ZZB 2947-2022 Active Group standards

T/ZZB 2947-2022 Commercial refrigeration equipment electromagnetic valve

Publish Date: 2022-12-08 Implement Date: 2022-12-31 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: T/ZZB 2947-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Refrigeration equipment

ICS Name: Refrigeration technology

Publish Date: 2022-12-08

Implement Date: 2022-12-31

Scope

Main technical content: This document specifies the terms and definitions, types, models, and basic parameters, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage, and quality commitments of solenoid valves for commercial refrigeration equipment (hereinafter referred to as "solenoid valves"). This document is applicable to solenoid valves with a nominal diameter of 6 mm to 80 mm used in liquid pipes and high- and low-pressure steam pipelines with R22, R134a, R410A, R404A, R407C, R507, and R507A as refrigerants. Solenoid valves used with other refrigerants and for similar purposes can be used as reference