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 readCompact & Box-Type Substations
Rated 630 kVA at 33 kV, this three-phase European-style box substation delivers compact power distribution from a single steel enclosure. HV, transformer and…
| Parameter | Value |
|---|---|
| Type | Compact Box Substation |
| Rated Capacity | 630 kVA |
| Rated Voltage | 33 kV |
| Phase | Three Phase |
| Frequency | 50 / 60 Hz |
| Winding Material | Copper / Aluminium |
| Vector Group | Dyn11 / Yyn0 |
| Standard | IEC 60076 / IEC / GB |
| Certification | ISO9001 / ISO14001 / CE / CQC |
| Warranty | 2 Years |
| Packaging | Wooden Case |
Designed and tested to IEC 60076 / IEC / GB. 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.
Rated 630 kVA at 33 kV, this three-phase European-style box substation delivers compact power distribution from a single steel enclosure. HV, transformer and LV rooms are housed together in one ventilated cabinet, ready for fast outdoor commissioning.
Appropriate for industrial parks, commercial and residential developments, municipal distribution, and medium-voltage utility networks.
Enclosure colour, capacity, voltage ratio, winding material (copper or aluminium) and compartment layout are available to order.
Manufactured to the buyer's confirmed specification. Please indicate the capacity, voltage ratio and site requirements when enquiring.
Images shown are illustrative renders for marketing purposes; the finished unit is manufactured to the specifications confirmed at order.
The rated capacity is 630 kVA, with an input voltage of 33 kV. Other ratings in the same series are quoted on request.
630 kVA capacity at 33 kV for medium-voltage distribution; HV, transformer and LV compartments combined into one layout; Densely perforated ventilation panels enable effective natural cooling.
Enclosure colour, capacity, voltage ratio, winding material (copper or aluminium) and compartment layout are available to order.
Designed and tested to IEC 60076 / IEC / GB. 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
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