ICNEAClass

ICNEA 4420—Power supply

Class · Industrial Classification for National Economic Activities (GB/T 4754-2017) (GB/T 4754-2017)

Where 4420 sits

  1. D Electricity, heat, gas and water production and supply industry
  2. 44 Electricity and heat production and supply industry
  3. 442 Power supply
  4. 4420 Power supply

What 4420 includes

  • Refers to the transmission and distribution activities of electrical energy sold to users using the power grid, as well as the power supply activities of the power supply Bureau.
  • Includes the following power supply activities:
  • Power supply and electricity sales;
  • Electrical energy transmission and distribution activities: AC transmission above 750 kV, conventional DC transmission above plus or minus 500 kV, flexible DC transmission, and other electrical energy transmission and distribution activities;
  • Large-scale power grid security guarantee and defense system and intelligent dispatching system;
  • Large-scale energy storage system;
  • Large-scale access and consumption of renewable energy, grid-connected distributed power supply and control system.

4420 in other systems

ANZSICAustralia · New Zealand
ATECOItaly
CNAESpain
JSICJapan
KSICSouth Korea
NACEEuropean Union
NAICSUnited States
NAICS CanadaCanada
NOGASwitzerland
SICUnited States (legacy)
SNISweden
UK SICUnited Kingdom
WZGermany

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