UniGear ZS1 Portfolio

Air-insulated switchgear for high demanding applications in primary power distribution.

UniGear ZS1, up to 24 kV, is a medium voltage air-insulated switchgear (AIS) with withdrawable circuit-breaker for primary distribution suitable for indoor installations.


UniGear ZS1 is built as a single busbar, double busbar or double level solution. It is also certified for use in special and harsh applications such as marine or seismic. It is fully compliant with the IEC, GB/DL, CSA, GOST standards.

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25 Years of UniGear

Browse UniGear ZS1 variants

Single Busbar
Double Busbar
Double Level

TECHNICAL FEATURES

✓ Standards: IEC, CSA, GB/DL, GOST
✓ Design: LSC2B, PM
✓ Internal arc class: A-FLR


UniGear ZS1: Single busbar

In widths 500, 650, 800 and 1000 mm compatible with other UniGear panels.

Highly customizable to meet various customer needs and supported by comprehensive product lifecycle services.
All operations with breaker and disconnectors from the front side. 

Contact us for more information

 


Benefits

  • Manufactured and supported on six continents
  • Safety interlock to avoid maloperation and fully arc-proof
  • Highly customized versions available
  • Switchgear can be back to wall installed

Typical Applications

  • Utility substations
  • Industry (Mining, Cement plants, Minerals etc.)
  • Off-shore platforms
  • Power Generation Stations
  • Hospitals

TECHNICAL FEATURES

✓ Standards: IEC
✓ Design: LSC2B, PM
✓ Internal arc class: A-FLR



UniGear ZS1: Double busbar

UniGear ZS1 offers the most compact solution for double busbar application on the market.

Ensured service continuity during inspection and maintenance based on two busbar systems, two busbar-disconnectors and one circuit-breaker.

All operations with breaker and disconnectors from the front side. Contact us for more information

Benefits

  • All key components and accessories are identical to those used for UniGear ZS1 single level and double level units and therefore the same operation and maintenance procedures are guaranteed.
  • Safety interlock to avoid maloperation and fully arc-proof
  • Can be provided with single section or two or more sections in order to satisfy the most demanding customer request.
  • Customized versions available

Typical Applications

 

  • Utility substations
  • Main substations
  • Heavy industries

TECHNICAL FEATURES

✓ Standards: IEC
✓ Design: LSC2B, PM
✓ Internal arc class: A-FLR



UniGear ZS1: Double Level

Each panel consists of two completely independent superimposed units, functionally identical to two single-level units placed side by side. Each unit can be equipped with circuit-breakers or contactors.

30-40% less configurations than a single busbar variant making it space efficient. Contact us for more information

Benefits

  • All key components are identical to those used for the single-level units and therefore the same service and maintenance procedures are guaranteed.
  • Safety interlock to avoid maloperation and fully arc-proof
  • Can be compound with simple and double-level panels to reduce space requirements
  • Can be used as motor control center up to 12kV
  • Customized versions available

 

Typical Applications

  • Marine
  • Floating production storage and offloading applications (FPSO)
  • Motor control centers

 

Product scope

 

 
 Single busbarDouble busbar/ Back-to-back (Duplex)Double level
Max. Rated voltage24 kV
24 kV
17.5 kV
Max. rated continuous current (busbar)4000 A4000 A1600 A
Max. rated short-time withstand current63 kA31.5 kA50 kA
BusbarSingle busbar Double busbar/back-to-back (Duplex)
Double level
StandardsIEC, GB/DL, GOST, Marine (DNV, Lloyd’s, RINA, BV, GL)
IEC, GB/DL, GOST, Marine ( DNV, Lloyd’s, RINA, BV, GL)IEC
IndustriesHigh demanding applications, incl. harsh applications such as marine or seismic. Utilities, mining, metals, minerals, data centers, food & beverage, rail, etc.
High demanding applications, incl. utilities, industry and data centersHigh demanding applications, incl. mining, metals, minerals, marine and transportation

 

 

 


 

Smart solutions for UniGear ZS1

UniGear ZS1’s smart solutions features are designed to help our customers make data-driven decisions. Our customers can benefit from a wide range of monitoring, diagnostic, automation and control features. Contact our sales team to learn more.

Guiding tool to select your ABB MV Switchgear

Do you need guidance on finding the best-suited Medium Voltage Switchgear for your application? 
MV Switchgear Selector

UniGear ZS1 - ABB Library

Please click to see all ABB Library documents related to this product portfolio.
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Learn More

catalogue
UniGear ZS1 Catalogue (abb.com)
UniGear ZS1 Leaflet (abb.com)
doublebusbar
UniGear ZS1 Double Busbar
3model
3D Models
edp_unigear
EDP

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Service

FAQ

How to choose between the UniGear ZS1 variants?

UniGear ZS1 offers a range of variants - each designed and optimized for different needs. The right UniGear ZS1 variant will depend on customers’ specific application’s requirements, such as voltage level, current rating and environmental conditions. For more information, please see table above or use ABB’s product selector tool. You can also contact our sales team who can help tailor the solution to your exact specifications.


What are the main advantages of UniGear medium voltage switchgear?

UniGear switchgear is renowned for its reliability, safety, and flexibility. Key advantages include the use of ABB components and advanced digital technologies, a compact design, ease of installation, and strong integration capabilities. It also offers enhanced protection and control features, making it suitable for a wide range of high demanding applications. Additionally, it is highly customizable to meet various customer needs. UniGear is supported by comprehensive product lifecycle services.

What are the typical applications for UniGear medium voltage switchgear?

Typical applications include utility substations, industrial plants, commercial buildings, data center and renewable energy installations. UniGear switchgear is versatile and can be used in various demanding environments such as offshore platforms, marine vessels, mining, and chemical plants.

Can UniGear switchgear be integrated with existing control systems?

Yes, UniGear switchgear can be integrated with existing systems via various communication protocols. It also supports IEC 61850 communication protocol, allowing seamless integration with other equipment and systems and ensuring compatibility and ease operation within your existing infrastructure. 

What kind of support and training does UniGear offer for new customers?

UniGear offers comprehensive support and training for new customers, including installation guidance, operational training, and ongoing technical support. ABB provides classroom trainings and resources such as manuals, online tutorials, and on-site training to ensure customers can effectively use and maintain their switchgear. You can find more information here.
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