GB 9237-2001
Replaced
T/ZZB 2943-2022
Active
Group standards
T/ZZB 2943-2022 Electric switchover valve for small refrigeration system
T/ZZB 2943-2022 Electric switchover valve for small refrigeration system
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 2943-2022
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, models, and usage conditions, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of electric switching valves (hereinafter referred to as "electric valves") for small refrigeration systems. This document is applicable to electric switching valves for refrigeration systems with a valve diameter not exceeding 1.2 mm, and using refrigerants such as R600a, R134a, or similar thermodynamic properties.
Development Information
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GB/T 7778-2001
Replaced
GB/T 7778-2001 Number designation and safety classification of refrigerants
GB 18361-2001
Active
GB 18361-2001 Safety requirements of lithium bromide absorption water chiller (heater)
GB/T 18362-2001
Replaced
GB/T 18362-2001 Direct-fired lithium bromide absorption water chiller (heater)
GB/T 10079-2001
Replaced