T/CCMA 0204-2024 Laboratory concrete mixing station

GB/T 5226.1-2019 Electrical safety of machinery—Electrical equipment of machines—Part 1:General requirements GB 7251.1-1997 Low-voltage switchgear and control gear assemblies—Part 1:Type-tested and partially type-tested assemblies GB 7251.1-2005 Low-voltage switchgear and control gear assemblies—Part 1:Type-tested and partially type-tested assemblies GB/T 7251.1-2013 Low-voltage switchgear and controlgear assemblies—Part 1:General rules GB/T 7251.1-2023 Low-voltage switchgear and controlgear assemblies—Part 1:General rules GB 7251.3-1997 Low-voltage switchgear and control gear assemblies—Part 3:Particular requirements for low-voltage switchgear and control gear assemblies intended to be installed in places where unskilled persons have access for their use—Distribution boards GB/T 7251.3-2006 Low-voltage switchgear and control gear assemblies—Part 3:Particular requirements for low-voltage switchgear and control gear assemblies intended to be installed in places where unskilled persons have access for their use—Distribution boards GB/T 7251.3-2017 Low-voltage switchgear and controlgear assemblies—Part 3:Distribution boardsintended to be operated by ordinary persons(DBO) GB 7251.4-1998 Low-voltage switchgear and control gear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB/T 7251.4-2006 Low-voltage switchgear and control gear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB/T 7251.4-2017 Low-voltage switchgear and controlgear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB/T 7251.6-2015 Low-voltage switchgear and controlgear assemblies—Part 6:Busbar trunking systems(busways) GB/T 7920.4-2005 Concrete machinery—Terminology GB/T 7920.4-2016 Concrete machinery terminology GB/T 9142-2021 Building construction machinery and equipment—Concrete mixer GB/T 10171-2016 Building construction machinery and equipment—Concrete mixing plant(tower) GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB 14249.1-1993 Safety requirements for electronic weighing instruments GB 50205-2020 Standard for acceptance of construction quality of steel structures JB/T 834-1999 Tropical low-pressure electrical equipment technical requirements JB/T 8634-2017 Wet tropical type electronic control equipment JB/T 8634-1997 Wet tropical type electronic control equipment equipped with electronic components GB 50017-2017 Code for design of steel structures