3KV 6KV 10KV Medium Voltage Switchgear is designed for medium-voltage power distribution, protection, control, and isolation in industrial plants, substations, mining facilities, power generation, renewable energy projects, and infrastructure applications. The switchgear can be customized for 3kV, 6kV, and 10kV AC systems, with configurations including incoming feeders, outgoing feeders, bus couplers, circuit breakers, protection relays, metering, and grounding systems. Fixed or withdrawable vacuum circuit breaker solutions are available according to project requirements. The equipment is suitable for indoor medium-voltage distribution systems and can be engineered according to applicable IEC standards and customer specifications. Its modular compartment design provides reliable electrical isolation, convenient operation, and easier maintenance.
3KV 6KV 10KV Medium Voltage Switchgear is designed for reliable power distribution, protection, control, and isolation in medium-voltage electrical systems. Available for 3kV, 6kV, and 10kV AC networks, the switchgear can be customized according to project requirements, including rated current, short-circuit capacity, feeder configuration, protection functions, and control systems.
Featuring a compartmentalized metal-enclosed structure and vacuum circuit breaker technology, it provides reliable operation, convenient maintenance, and enhanced operational safety. Fixed and withdrawable configurations are available for applications in industrial plants, substations, mining, power generation, renewable energy, water treatment, and infrastructure projects.
The switchgear can be engineered to meet applicable IEC 62271 requirements and supplied with customized protection relays, metering, monitoring, communication, and remote control functions for EPC and international power distribution projects.
Zisheng are a professional 19+ years manufacturer in producing Oil-Immersed Transformers, Compact Substation, Pad Mounted Transformers, Pole Mounted Transformers and Dry Type Transformers. We own the certificates of ISO/CE/IEC 60076 and TUV Rheinland.
Transformers undergo rigorous FAT and type testing, support voltage/capacity customization. Welcome to consult for Catalog and Product. you can contact us at email [email protected].
Our 3KV 6KV 10KV Medium Voltage Switchgear can be customized for industrial power distribution, substations, mining, power generation, and infrastructure projects. Typical configurations include incoming panels, outgoing feeder panels, bus couplers, metering panels, protection relays, and vacuum circuit breakers. Medium-voltage switchgear in this voltage range is commonly used for industrial and utility distribution applications.
Application: Industrial Plant
System Voltage: 10kV
Configuration: Incoming Panel + Metering Panel + Bus Section + Outgoing Feeder Panels
Main Equipment: Vacuum Circuit Breaker, CT, VT, Numerical Protection Relay and Surge Protection
The switchgear provides centralized power distribution and protection for transformers, motors, and production loads. The configuration can be designed according to the project’s Single Line Diagram and short-circuit requirements.
Application: Mining and Mineral Processing
System Voltage: 6kV
Configuration: Multiple VCB Feeder Panels
Typical Loads: Large Motors, Pumps, Crushers and Conveyors
A customized 6kV switchgear system can provide reliable power distribution and feeder protection for continuous industrial operation. Similar 6kV switchgear projects are used for mining plants and large motor-driven equipment.
Application: Utility / Industrial Substation
System Voltage: 10kV
Configuration: Incoming Feeder + Bus Coupler + Transformer Outgoing Feeders
Features: Mechanical Interlocking, Protection Relays, Metering and Remote Monitoring
The switchgear controls and protects the medium-voltage distribution network while supplying downstream transformers and electrical loads.
Application: Industrial Substation
System Voltage: 6kV
Configuration: Withdrawable VCB Switchgear
Features: Digital Protection, Metering Transformers, Earthing System and Control Circuits
Medium-voltage switchgear is also used to modernize industrial substations and provide reliable power to critical 6kV consumers.
Medium-Voltage Incoming Supply
↓
3kV / 6kV / 10kV Incoming Switchgear
↓
Main Busbar
↓
Bus Coupler / Bus Section
↓
Outgoing Feeder Panels
↓
Transformer / Motor / Industrial Load
Note: The final project configuration can be customized according to the rated voltage, rated current, short-circuit level, feeder quantity, protection requirements, installation environment, and applicable standards.
It is a medium-voltage electrical assembly used for power distribution, switching, protection, isolation, and monitoring in 3kV, 6kV, and 10kV AC systems. It typically integrates vacuum circuit breakers, busbars, CTs, protection relays, metering devices, and earthing systems.
The switchgear can be configured for:
Other voltage requirements can be evaluated according to the project specification.
Both fixed and withdrawable vacuum circuit breaker configurations are available.
Withdrawable switchgear is commonly selected for industrial and EPC projects because the breaker can be isolated and removed more conveniently for inspection and maintenance.
The standard solution uses a Vacuum Circuit Breaker (VCB). The breaker rating, breaking capacity, control voltage, operating mechanism, and auxiliary contacts can be customized according to the electrical system.
Common configurations include:
630A, 1250A, 1600A, 2000A, 2500A, and 3150A.
The final rating is selected according to the connected load and system design.
The switchgear can be configured with:
A bus coupler can also be added when required for operational flexibility or power supply redundancy.
Depending on the application, protection functions may include:
Numerical protection relays can be configured according to the project’s protection coordination requirements.
Yes. Current Transformers (CTs) and Voltage Transformers (VTs/PTs) can be selected according to metering and protection requirements.
Parameters such as ratio, accuracy class, number of cores, and protection/metering functions can be customized.
Yes. An earthing switch can be integrated into the switchgear and equipped with mechanical and/or electrical interlocking to help prevent incorrect operating sequences.
Technical Guidance
A procurement workflow for reviewing transformer switching transients: confirm breaker and cable data, document study assumptions, specify mitigation and control factory-to-site release.
Technical Guidance
A procurement-focused review of transformer overfluxing in African industrial plants with captive generation. Compare voltage-frequency cases, define event durations and obtain equipment-specific...
Project
A practical transformer spare parts schedule for African EPC projects: verify interchangeability, storage, documentation and final handover.
