We Have More Than 40 Years of Experience. [email protected]

hgis underground substation filter unit enervac

China voltage Standards,GB standards,english version ... requirements of safety and technical for underground coal mine low voltage power supply system and equipment: voltage China Safety & Security Standards: GB/T 3804-2017: High-voltage alternating current switches for rated voltage above 3.6 kV and less than 40.5 kV: voltage China National Standards: GB/T 14048.13-2017

[email protected]
Get Quick Quote

Need more information about our products and prices?Just contact us, we are waiting for you!

  • productname
  • name
  • email
  • telephone
  • message

Relate Product


Are You Looking for A Consultant?

Click avatar to contact us
Hi,may I help you with products, price, etc?
Chat Online