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The duplex switchgear offers highest availability for your power supply.

Our air-insulated, type-tested and factory assembled duplex switchgear for indoor installation fulfil the standard IEC 62271-200.

 

The following single bus bar switchgears can be executed as duplex switchgear: M6, M6-G and M11.

 

        Your advantages

  • High availability
  • Interruption-free bus bar exchange
  • Safe energy supply
  • Very high personal safety
  • Optional with pressure release duct
  • Primary components according to customer’s requirements
  • Vacuum or SF6 circuit breakers / power contactor
  • Switching devices and withdrawable units optional with motor drive
  • Secondary equipment according to customer’s requirements
M6 DUPLEX

Switchgear for primary distribution in withdrawable unit design

up to 24kV

Our medium voltage switchgear M6 DUPLEX in withdrawable unit design is developed for many applications. It is, for example used as grid and distribution station in the industry as well as at energy supply companies.The switchgear is in compact design combined with high performance features.

Technical data
Rated voltage …24kV
Rated current …4000A
Rated short time current 3s ...63kA
Rated peak withstand current …160kA
Arc proof withstand current …63kA
Loss of service continuity category ...LSC 2B
M6-G DUPLEX

High performance DUPLEX unit for primary distribution in withdrawable unit design

up to 17.5kV

Our medium voltage switchgear M6-G DUPLEX in withdrawable unit design is used for many applications with high currents and short-circuit capacity. Possible areas of application are in the industry and power plants.

It is possible to use Generator circuit breaker according to standard IEEE C37.013 (draft IEC / IEE 62271-37-013) in the switchgear.

Technical data
Rated voltage …17.5kV
Rated current …4000A
Rated short time current 3s ...63kA
Rated peak withstand current ...173kA
Arc proof withstand current ...63kA
Loss of service continuity category ...LSC 2B
M11-D DUPLEX

DUPLEX switchgear for primary distribution in withdrawable unit design

up to 40.5kV

Our medium voltage switchgear M11 DUPLEX in withdrawable unit design is developed for different applications in the energy distribution. It can be used at voltages of 36kV up to 40.5kV, e.g. as grid and distribution station or in the industry.

Technical data
Rated voltage …40.5kV
Rated current …2500A
Rated short time current 3s ...31.5kA
Rated peak withstand current …80kA
Arc proof withstand current …31.5kA
Loss of service continuity category ...LSC 2B