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Reliable SF6 Load Break Switch for Power Grids 24kV

  • Reliable SF6 Load Break Switch for Power Grids 24kV

Key attributes

Brand ROCKWILL
Series SC6
Rated voltage 24kV
Rated current 630/800A
Lightning impulse withstand voltage 125/150kV
Rated frequency 50/60Hz
Description

This SF6 load break switch, an switchgear with the rated voltage of 12kV/24kV/36kV, adopted with SF6 gas as an arc-extinguishing and insulation medium, including the three contactors for switching-on and switching-off and to ground, and is characteistic in its small volume, its convenient for installation and operation and its the great adaptability with surroundings.

The SF6 load break switch and RLS-24D of SF6 load switch plus fuse combination can function to protect and control the electric equipments for power supply and transformer substations especially being suitable for ring net cabinet, cable branch cabinet and distribution switching substation.
The SF6 load break switch and RLS-24D load switch plus fuse combination 

Product Showcase Video

Key Features

  • Hermetic epoxy gas tank, stable SF6 insulation, low leakage risk
  • Split external spring mechanism, visible 5-proof interlock, easy maintenance
  • Tall upward bushings, ample space for large cable wiring
  • Integrated 3-position (close/open/earth) design, reliable breaking capacity
  • Standard size compatible with domestic RMUs, direct FLN36 replacement
  • Long mechanical service life, stable performance for grid renovation
  • Wide temperature & altitude adaptability for indoor cabinet installation

Service environment

  • Air temperature:Maximum temperature: +40℃; Minimum temperature:-5℃
  • Humidity:Monthly average humidity 95%; Daily average humidity 90%.
  • Altitude above sea level:Maximum installation altitude: 2500m
  • Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
  • No frequent violent shake

Note: For short circuit breaking and peak current isbased on Fuseplus combination.

Technical data

Unit
Parameter
 
Rated voltage
kV
24
Rated frequency
Hz
50/60
Rated current
A
630/800
wet
1min Power frequency  withstand voltage
dry
 
kV
50
 
60
Lightning impulse withstand voltage
kV
125/150
Rated short circuit breaking current (peak)
kA
Acc to CB & Fuse
Rated activeload and close circuit breaking current
A
630
Rated transferring current
A
1200
Rated short circuit making current (peak)
kA
40
Rated cable(line) charging breaking current
A
50 and 10
Cable charge breaking current in earthing fault
A
20
Rated withstand current (peak)
kA
40
Short time withstand current (2s)
kA
25
Mechanism life
times
2000

Application Scenarios

  • Ring main unit (RMU) installations
  • Cable distribution networks
  • Compact substations
  • Industrial power distribution
  • Renewable energy integration

Dimension Drawing

Reliable SF6 Load Break Switch for Power Grids 24kV

Documentation Resource Library Load Break Switch

Public.
Rockwill Electric Group Profile Rockwill Electric Group Profile
Brochure
English

Know your supplier

Online store
On-time delivery rate
Response time
100.0%
≤4h
Company overview
Workplace: 108000m² Total staff: 700+ Highest Annual Export(usD): 150000000
Services
Business Type: Design/Manufacture/Sales
Main Categories: Medium and High Voltage Switchgear/Power and Distribution Transformers/Instrument Transformers and Sensors/Lightning Protection and Electrical Insulation/Substations and E-Houses/Electrical Panel and Controlgear
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