Switchgear & Control · High/Medium Voltage (MV)

SF6 Gas Insulated Ring Main Unit (RMU) Three-Phase

This sf6 gas insulated ring main unit (rmu) three-phase is designed for compact medium-voltage ring network distribution where reliable switching, feeder flexibility, and practical installation footprint are required. It supports urban distribution, RMU-integrated substations, renewable feeders, and project-oriented automation options.

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Technical Specifications

Rated Voltage	12 kV
Frequency	50 Hz / 60 Hz
Phase	Three Phase
Structure Type	Ring main unit (RMU)
Insulation Type	SF6 gas insulation
Standard	IEC / GB / customized project specification
Installation	Indoor / outdoor according to enclosure design
Application	Distribution substations / industrial plants / building electrical systems

Pricing & Availability

Reference FOB Price

USD 2300

Public Marketplace Range

$1,700 – $3,800

Based on public listings. Often lead-generation or minimum-config prices — not full-scope.

Minimum Order

1 Set

Units in Stock

Model / Series

SF6

Indicative export reference only. Final offer depends on voltage, standards, materials, accessories, and project scope. Request a firm quote →

Product Information

Product ID

12KV_SF6_GAS_INSULATED_RING_MAIN_UNIT_RMU_THREE_PHASE

Last Updated

2026-04-06 00:58:39.203228

Technical Highlights

This product combines structured cabinet design, practical electrical coordination, and project-specific configuration flexibility. It is suitable for power systems that need reliable switching or control performance, organized maintenance access, and scalable options for monitoring, communication, and protection.

Application Scenarios

Utility feeder control systems
Substations and transformer stations
Industrial plants and process power systems
Urban distribution networks
Renewable power distribution and collector systems

Key Features

Compact RMU structure for ring network distribution and feeder sectionalizing
Available in SF6, solid-insulated, or customized insulation architecture according to model
Suitable for urban distribution, renewable feeder interface, and compact substation integration
Project-oriented switching arrangement, protection options, and automation interfaces available
Space-efficient design for indoor or kiosk-based deployment
Supports export documentation and project-based configuration control

Optional Configurations

Rated current and short-time withstand current
Protection relay brand and function package
Incoming/outgoing feeder arrangement
Automation and communication interface
Cabinet dimensions, finish, and busbar layout
Accessory package and interlock scheme
Color, nameplate language, and document package
Ambient temperature, altitude, and installation condition adaptation

Standards & Compliance

The equipment can be produced according to IEC standards and customer technical specifications. Routine inspection records, wiring documents, component lists, and factory test information can be provided before shipment. Optional configurations for communication, enclosure protection, and project-specific electrical interfaces are available upon request.

Packaging, Delivery & Service

The product is prepared for export shipment with suitable packing and handling arrangements based on destination, lifting, and transport requirements. Technical documents, test reports, labeling confirmation, and pre-shipment coordination can be supplied according to order requirements. OEM/ODM support and project-based coordination are available for qualified inquiries.

Please send us your required rated voltage, current, feeder configuration, protection functions, communication requirements, and installation conditions for the sf6 gas insulated ring main unit (rmu) three-phase. Our team can recommend a suitable configuration and provide a quotation based on your project requirements.

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