Ring Main Unit vs Metal-Clad Switchgear (KYN28): Choosing MV Switchgear for a Distribution Substation
Compare RMUs and metal-clad KYN28 switchgear on IEC 62271-200 classes, fault levels, extensibility, protection and cost.
· 9 min readHV & LV Switchgear
Built on the KYN28A-12 platform, this intelligent metal-clad switchgear handles indoor power transmission and distribution with digital protection built in.…
| Parameter | Value |
|---|---|
| Product Type | Intelligent Indoor Metal-Clad HV Switchgear (KYN28A-12) |
| Rated Voltage | 12 kV / 24 kV |
| Rated Current | 4000 A |
| Frequency | 50 / 60 Hz |
| Protection Level | IP65 (IP30 / IP32 / IP40 / IP66 optional) |
| Material | Stainless Steel |
| Application | High Voltage, Industrial, Indoor, Power Distribution |
| Certification | ISO9001, Test Report |
These details reflect the product data supplied to us. Final dimensions, materials, colors, and packaging depend on the sample and order that get confirmed.
Designed and tested to ISO9001, Test Report. Millenium production is certified to ISO 9001, ISO 14001 and ISO 45001; the product family carries CE (ECM), UDEM attestation and an EAC declaration of conformity. Every unit passes routine factory tests before dispatch.
Built on the KYN28A-12 platform, this intelligent metal-clad switchgear handles indoor power transmission and distribution with digital protection built in. It runs 12kV to 24kV at 4000A inside a stainless steel IP65 enclosure, giving substations and industrial plants smart, compartmentalized switching with dependable circuit control.
Fits indoor high-voltage distribution rooms, substations, power transmission systems, and industrial power supply operating between 12kV and 24kV.
Protection level (IP30–IP66), voltage/current rating arrangement, intelligent monitoring configuration, and circuit scheme can all be tailored to the project.
Before ordering, please confirm the rated voltage, rated current, protection level, and circuit configuration needed.
Pairs metal-clad construction with digital protection relays for smarter operation; Rated at 12kV / 24kV, 4000A; Withdrawable circuit-breaker truck simplifies safe maintenance.
Protection level (IP30–IP66), voltage/current rating arrangement, intelligent monitoring configuration, and circuit scheme can all be tailored to the project.
Designed and tested to ISO9001, Test Report. Millenium production is certified to ISO 9001, ISO 14001 and ISO 45001, and the product family carries CE (ECM), UDEM attestation and an EAC declaration of conformity.
Quotation
Tell us the rating, voltages, frequency, quantity and destination. An engineer replies with a technical proposal, usually within one working day.