*images for illustrative purposes only

SF6 Cabins

Three-phase electrical, the largest Advanced Distribution Center in Brazil 15 to 36kV.

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Description

Three-phase Electricity has SF6 Cabins available in the following options:

Compact SF6 Shielded Cubicle – Modular System

  • The “N” Series Modular System meets all installation requirements

Electrical Characteristics:

  •  Nominal voltage: 17.5 kV / 24 kV
  • Atmospheric impulse voltage: 125 kV
  • Nominal current: up to 1250 A
  • Short-time current: up to 20 kA
  • Peak current up to 50 kA
  • Frequency: 50/60 Hz

Degree of Protection:

IP 20 on the outer casing

Painting:
​Grey RAL 7030, blue RAL 5015

Rules:
International: IEC 62271-200, IEC60694,
IEC 60265-1, IEC62271-105

Application:
Maximum ambient temperature: 40ºC
Minimum ambient temperature: -5ºC
Maximum relative humidity: 95%​

Circuit breaker:
Item: ABB Circuit Breaker

Model: VD4/R
Vacuum insulation class 17.5 / 24kV – 16 kA – 630 A
Motorized with opening/closing and minimum coil

 

Compact SF6 cubicle “System 6” series – 36kV

Electrical Characteristics:

  • Nominal voltage: 36 kV
  • Atmospheric impulse voltage: 170 kV
  • Nominal current: up to 630 A
  • Breaking capacity: 16 kA
  • Nominal frequency: 60 Hz
  • Internal arc: 16 kA – 1s
  • Degree of protection: 30 IP

Description:
Consisting of standardized, compact, internal arc-proof metal-enclosed modules (LSC2A-PI), equipped with SF6-insulated load-break switches and vacuum circuit breakers. Compartment modulation allows for complex configurations.

Each module is equipped with interlocking mechanisms (Kirk Lock) and mimic diagrams, ensuring maximum reliability and safety during cubicle maintenance and operation. The internal arc-resistant design allows these cubicles to be used even in extreme conditions.

Developed for use in medium-voltage secondary distribution systems. They can also be used to protect and power power lines in transformer substations, cogeneration plants, and photovoltaic plants, among others.