Standards GB - Chinese national standards - Page 417

Automatic electrical controls—Part 6Particular requirements for automatic electrical burner control systems

Standard published on 30.12.2022

Automatic electrical controls—Part 7: Particular requirements for automatic electrical pressure sensing controls including mechanical requirements

Standard published on 26.10.2024

Automatic electrical controls for household and similar use - Particular requirements for timers and time switches

Standard published on 10.11.2010

Automatic electrical controls for household and similar use - Particular requirements for electrically operated water valves, including mechanical requirements

Standard published on 19.9.2008

Shock and bump tests on measuringrelays and protection equipment

Standard published on 17.7.1993

Legend and color standard for comprehensive hydrogeologic maps

Standard published on 31.7.1993

Test method for edgewise compressive properties of sandwich constructions

Standard published on 9.3.2021

Determination of copperironmanganesezincboron and molybdenum content for compound fertilizers

Standard published on 15.6.1993

Guide for maintenance and supervision of in-service mineral turbine oil used for power plants

Standard published on 12.5.2017

Guide for maintenance and supervision of transformer oil

Standard published on 12.5.2017