This standard specifies the terms and definitions, service conditions, requirements, and test methods of intelligent complete equipment in low-voltage complete switchgear and control equipment. This standard applies to intelligent complete sets of equipment with a rated voltage AC not exceeding 1000V, a frequency not exceeding 1000Hz, and a DC not exceeding 1500V.
GB/T 7251.8-2005 Referenced Document
GB 7251.1-2005 Low-voltage switchgear and controlgear assemblies-Part 1:Type-tested and partially type-tested assemblies*, 2005-07-29 Update
GB/T 17626.2-1998 Electromagnetic compatibility--Testing and measurement techniques--Electrostatic discharge immunity test
GB/T 17626.4-1998 Electromagnetic compatibility--Testing and measurement techniques--Electrical fast transient/burst immunity test
GB/T 17626.5-1999 Electromagnetic compatibility--Testing and measurement techniques--Surge immunity test
GB/T 18858.1-2002 Low-voltage switchgear and controlgear-Controller-device interfaces (CDIs)--Part 1:General rules
GB/T 7251.8-2005 history
2020GB/T 7251.8-2020 Low-voltage switchgear and controlgear assemblies—Part 8: General technical requirements for intelligent assembly
2005GB/T 7251.8-2005 Low-Voltage switchgear and controlgear assemblies General technology requirement for intelligent assemblies