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ABNT NBR ISO 24802-2
Recreational diving services - Requirements for the training of scuba instructors Part 2: Level 2
Edition
2019-01-29
ABNT NBR 7036
Receiving, storage, installation and maintenance of liquid-immersed distribution transformers up to 36.2 kV voltage level
Edition
2022-02-25
ABNT NBR 12454
Overhead liquid-immersed power distribution transformers exceeding 500 kVA and voltage level up to 36.2 kV - Requirements
Edition
2022-02-25
ABNT NBR 15942
Railway - Highway cross - Public level crossing - Classification and requirements for protection equipment
Edition
2019-01-31
ABNT NBR 16077
Personal protective equipments - Hearing protectors - Method for the calculation of the sound pressure level in the protected ear
Edition
2021-01-14
ABNT NBR 16270
Electrical Insulating Liquids - Determination the level of passivator in mineral insulating oil
Edition
2020-01-27
ABNT NBR 16367-5
Accessories for power transformers and reactors for power systems immersed in an insulating liquid Part 5: Oil level indicator
Edition
2015-04-27
ABNT NBR 17069-1
Biosafety and biosecurity - Laboratory Infrastructure Part 1: Specific Requirements for the biosafety level-1 (BSL-1)
Edition
2023-05-30
SN EN IEC 62443-3-3
Industrial communication networks - Network and system security - Part 3-3: System security requirements and security levels
Edition
2019-04
SN EN IEC 62443-3-3+AC
Industrial communication networks - Network and system security - Part 3-3: System security requirements and security levels
Edition
2020-01