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ELECTRICAL ENERGY SYSTEMS

Shaping the future of electrical energy

Enable more economical and responsible electrical power usage through the utilization of smart grids. An integrated approach to medium-voltage power distribution serves as the basis for green cities, energy-efficient infrastructure, high-supply reliability, buildings and industrial applications.

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FOR MODERN DISTRIBUTION GRIDS

Shape the future of electrical energy

Keeping your operations performing at the highest level requires your power distribution infrastructure to deliver reliably and efficiently. Count on Siemens medium-voltage power distribution products to enable:

  • Maximum uptime and increased resiliency
  • Optimal, sustained performance
  • Reduced operation and maintenance costs
  • Enhanced employee and environmental safety
A Hawaiian Electric installation with a FuseSaver device in a power distribution system.

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Upgrade your medium-voltage power distribution capabilities to drive reliable performance, greater availability and streamlined operations.

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A large, gray Siemens electrical switchgear assembly with multiple panels and a red and gray pull-out unit on wheels.
Air-insulated switchgear

GM-SG switchgear

GM-SG metal-clad switchgear (5-27kV, up to 63kA) ensures reliable power with vacuum interrupters (MTTF >50,000 years). Optional SIERS remote racking boosts safety and simplifies operation.
A large, grey Siemens electrical switchgear or control panel with multiple compartments and a top ventilation unit, on white.
Air-insulated switchgear

GM-SG-AR switchgear

iemens GM-SG-AR arc-resistant, air-insulated, metal-clad switchgear offers reliable protection and switching for medium-voltage power circuits. Tested to IEEE C37.20.7, it minimizes arc-flash risks, optimizes space with compact design, and simplifies operations.
A large, gray Siemens electrical switchgear assembly with multiple panels and a red and gray pull-out unit on wheels.
Circuit Breaker

GMSG-GCB circuit breakers

GMSG-GCB draw-out vacuum generator circuit breakers for 10-80 MW machines. 15 kV, up to 63 kA, 4000 A fan-cooled. IEEE C37.013 compliant. Shares 3AH3 design for easy maintenance & no extra training. High reliability.
Two gray Siemens electrical cabinets, one front view and one angled, showcasing ventilation, warning labels, and control panels.
Air-insulated switchgear

SIEBREAK and SIEBREAK-VCB switchgears

SIEBREAK & SIEBREAK-VCB air-insulated switchgear (5-15kV) deliver robust medium-voltage protection. SIEBREAK-VCB's OMARS cuts arc-flash to 2.1 cal/cm² in 60ms. SIEBREAK adds safe fuse monitoring.
A Siemens stationary type GCB device is shown in the image.
Circuit Breaker

Stationary GCB

Siemens Stationary GCBs are vacuum generator circuit breakers designed to protect generators up to 200 MW. Rated at 24 kV with up to 6,000 A current, these customizable solutions meet IEEE C37.013 standards, ensuring high reliability, minimized downtime, and an environmentally sound.

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