GB/T 34928-2017 Load commutated soft-start device

GB/T 311.1-2012 Insulation co-ordination—Part 1:Definitions,principles and rules GB/T 3797-2016 Electrical control assemblies GB/T 3859.1-2013 Semiconductor converters—General requirements and line commutated converters—Part 1-1:Specification of basic requirements GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB/T 11022-2011 Common specifications for high-voltage switchgear and controlgear standards GB/T 12668.4-2006 Adjustable speed electrical power drive systems—Part 4:General requirements—Rating specifications for a.c.power drive systems above 1 000 V a.c. and not exceeding 35 kV GB/T 14048.1-2012 Low-voltage switchgear and controlgear—Part 1:General rules GB/T 33595-2017 Motor soft-start device—Method of type designation GB/T 34927-2017 Motor soft-start device—General technical specifications GB/T 3859.3-1993 Semiconductor convertors—Transformers and reactors GB/T 3859.3-2013 Semiconductor converters—General requirements and line commutated converters—Part 1-3:Transformers and reactors GB/T 4025-2003 Basic and safety principles for man-machine interface, marking and identification Coding principles for indication devices and actuators GB/T 4025-2010 Basic and safety principles for man-machine interface,marking and identification—Coding principles for indicators and actuators GB/T 4588.1-1996 Sectional specification:single and double sided printed boards with plain holes GB/T 4588.2-1996 Sectional specification:single and double sided printed boards with plated-through holes GB/T 4798.2-1996 Environmental conditions existing in the application of electric and electronic products—Transportation GB/T 4798.2-2008 Environmental conditions existing in the application of electric and electronic products—Part 2:Transportation GB/T 4798.2-2021 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 2:Transportation and handling GB 7947-1997 Identification of conductors by colors or numerals GB 7947-2006 Basic and safety principles for man-machine interface, marking and identification—Identification of conductors by colors or numerals GB/T 7947-2010 Basic and safety principles for man machine interface,marking and identification—Identification of conductors by colours or alphanumerics GB 12668.3-2003 Adjustable speed electrical power dive systems—Part 3:EMC product standard including specific test methods GB/T 12668.3-2012 Adjustable speed electrical power drive systems—Part 3:EMC requirements and specific test methods GB 50060-2008 The design specifications for high-voltage distribution equipment between 3~110kV GB/T 12668.3-2025 Adjustable speed electrical power drive systems—Part 3:EMC requirements andspecific test methods for PDS and machine tools