RMU

Susol RMU is a compact ring main unit combining all MV functional units to enable supply and protect transformers on the secondary distribution system. It can be supplied in various and different configurations suitable for most switching applications in 12/17.5/24kV/36kV distribution networks.

Features

Technology

  • Metal enclosed unit for indoor installation and type tested
  • Insulated by SF6 Gas
  • Maintenance free and easy installation
  • Accident prevention technology using VI and power fuse
  • ON-OFF-Earth, 3-position load break switch

Safety

  • Approachable and safety operable in the presence of power cables
  • Clear indication of operation status via diagram on front panel
  • Fully automatic interlocking system
  • Internal arc withstanding is tested for operator safety in case of an accident

Durability and Usefulness

  • Metal enclosed tank is hermetically sealed
  • Operating the load break switch is possible in the front of the RMU
  • All switching operations can be safely made to all personnel due to the interlocking system
  • Recharging SF6 gas is not required throughout its service life
  • Remote operation is available while using the motor operating mechanism and RTU

Saving Cost

  • No maintenance is required other than replacement of the HRC power fuse after installation
  • Compact design that requires minimum space to install and local operation is the main advantage, especially where space is limited

Type Designation

Specification

RatingUnitSpecfication
Rated voltagekV1217.52436
Rated frequencyHz50 / 6050 / 6050 / 6050 / 60
Rated power frequency withstand voltagekV28385070
Rated lightning impulse withstand voltagekV7595125170
Rated current main busbarsA630630630630
Rated short-time withstand current [3s]kA21212120
ated short-circuit making currentkA54.654.654.652
Rated withstand arc current [1s, AFLR]kA21212120
Rated SF6 gas pressurepsi.G5555
All in one

Hanoi Office

10th floor, 789 building, 147 Hoang Quoc Viet street, Cau Giay District, Ha Noi city, Vietnam

Hai Phong

LGE Factory - Tràng Duệ Industrial - An Dương District, Hải Phòng City

Da Nang

Văn phòng đối tác (HVN) 305 - Nguyễn Tất Thành - Hải Châu - Đà Nẵng

Ho Chi Minh Office

17th floor, Empress building, 138-142 Hai Ba Trung street, Da Kao ward, Distric 1, Ho Chi Minh city, Vietnam