现行

UNE-EN 12284-2005

REFRIGERATING SYSTEMS AND HEAT PUMPS. VALVES. REQUIREMENTS, TESTING AND MARKING
制冷系统和热泵 阀门 要求、测试和标记

2005-01-19

现行

GOST 34777-2021

Холодильные системы и тепловые насосы. Клапаны. Требования, испытания и маркировка
制冷系统和热泵 阀门 测试和标记要求

现行

ISO 21922-2021

Refrigerating systems and heat pumps — Valves — Requirements, testing and marking
制冷系统和热泵阀门要求、试验和标记

2021-08-31

现行

ISO 21922-2021/Amd 1-2024

Refrigerating systems and heat pumps — Valves — Requirements, testing and marking — Amendment 1
制冷系统和热泵 阀门 要求 试验和标记 修改件1

2024-11-13

现行

GB/T 9237-2017

制冷系统及热泵 安全与环境要求
Refrigerating systems and heat pumps—Safety and environmental requirements

2017-12-29

现行

DIN 8957-4

Air conditioners; tests for heating operation of the refrigerating system/heat pump
空调；制冷系统/热泵供暖运行试验

1975-10-01

现行

BS EN 12693-2008

Refrigerating systems and heat pumps. Safety and environmental requirements. Positive displacement refrigerant compressors
制冷系统和热泵 安全和环境要求 容积式制冷剂压缩机

2008-07-31

现行

DIN EN 12693

Refrigerating systems and heat pumps - Safety and environmental requirements - Positive displacement refrigerant compressors
制冷系统和热泵.安全和环境要求.容积式制冷剂压缩机；德文版EN 12693:2008

2008-09-01

现行

UNE-EN 12693-2009

Refrigerating systems and heat pumps - Safety and environmental requirements - Positive displacement refrigerant compressors
制冷系统和热泵.安全和环境要求.容积式制冷剂压缩机

2009-10-14

现行

DIN EN 12263

Refrigerating systems and heat pumps - Safety switching devices for limiting the pressure - Requirements and tests
制冷系统和热泵.压力限制用安全开关装置.要求和试验；德文版EN 12263:1998

1999-01-01

现行

DIN EN 12178

Refrigerating systems and heat pumps - Liquid level indicating devices - Requirements, testing and marking
制冷系统和热泵.液位指示装置.要求 试验和标记

2017-03-01

现行

BS EN 12263-1999

Refrigerating systems and heat pumps. Safety switching devices for limiting the pressure. Requirements and tests
制冷系统和热泵 用于限制压力的安全开关装置 要求和测试

1999-04-15

现行

BS EN 12178-2016

Refrigerating systems and heat pumps. Liquid level indicating devices. Requirements, testing and marking
制冷系统和热泵 液位指示装置 要求、测试和标记

2016-12-31

现行

UNE-EN 12178-2004

REFRIGERATING SYSTEMS AND HEAT PUMPS. LIQUID LEVEL INDICATING DEVICES. REQUIREMENTS, TESTING AND MARKING
制冷系统和热泵 液位指示装置 要求、测试和标记

2004-07-02

现行

UNE-EN 12263-1999

REFRIGERATING SYSTEMS AND HEAT PUMPS. SAFETY SWITCHING DEVICES FOR LIMITING THE PRESSURE. REQUIREMENTS AND TESTS
制冷系统和热泵 用于限制压力的安全开关装置 要求和测试

1999-10-20

现行

DIN 8975-11-DRAFT

Draft Document - Refrigeration systems and heat pumps with ammonia - (additional) requirements
文件草案-带氨的制冷系统和热泵-（附加）要求

1999-12-01

现行

BS ISO 5149-3-2014+A1-2021

Refrigerating systems and heat pumps. Safety and environmental requirements-Installation site
制冷系统和热泵 安全和环境要求

2021-03-19

现行

BS EN 14276-1-2020

Pressure equipment for refrigerating systems and heat pumps-Vessels. General requirements
制冷系统和热泵用压力设备

2020-03-04

现行

BS EN 14276-2-2020

Pressure equipment for refrigerating systems and heat pumps-Piping. General requirements
制冷系统和热泵用压力设备

2020-03-06

现行

DIN 7003-DRAFT

Draft Document - Refrigerating systems and heat pumps with flammable refrigerants of group L3 - Safety requirements
文件草案.带有L3组易燃制冷剂的制冷系统和热泵.安全要求

1995-12-01