FN12-12 Indoor Load-Break Switch and Fuse Combination
Load Break Switches · Drawing-confirmed project supply
KOVYEL FN12-12 indoor load-break switch and fuse combinations provide 12 kV load switching and transformer protection in compact switchgear.
Selection begins with the actual project interface.
KOVYEL FN12-12 indoor load-break switch and fuse combinations provide 12 kV load switching and transformer protection in compact switchgear.
KOVYEL confirms final selection against the approved drawing, interface dimensions, service conditions and purchase specification before quotation and supply. Catalogue references define the product family; the approved project documents remain the controlling basis.
Review the available construction and product views.
Images show representative configurations. Final construction, marking and packing are confirmed against the approved project documents.
The information buyers need before model confirmation.
Verified catalogue data is shown below. Dimensions, ratings and interfaces that depend on the project remain subject to the approved drawing and purchase specification.
| Product | FN12-12 Indoor Load-Break Switch and Fuse Combination |
|---|---|
| Category | Load Break Switches |
| Representative range / models | FN12-12 and FNR12-12, 630/125 A |
| Standards / reference basis | Catalogue ratings and project requirements confirmed by KOVYEL before supply |
| Typical applications | Ring-main units and indoor switchgear; Distribution transformer protection; Medium-voltage load switching |
| Rated voltage | 12 kV |
| Rated frequency | 50 Hz |
| Load-break switch current | 630 A |
| Fuse combination current | 125 A |
| Short-time withstand | 20 kA for 4 s |
| Peak/making current | 50 kA |
| Fuse breaking current | 20 or 31.5 kA |
| Mechanism supply | AC 220 V or DC 48 V |
| Final dimensions and ratings | Confirmed against the approved drawing, equipment interface and project specification |
| Supply basis | Project-specific RFQ, coordinated documentation and export packing |
Unverified dimensions or performance ratings are not published as fixed values. Submit the controlling drawing or requirement schedule for final confirmation.
Where this product family is typically used.
Ring-main units and indoor switchgear
Switch-fuse coordinated protection
Distribution transformer protection
630 A load switching
Medium-voltage load switching
Up to 31.5 kA fuse interruption
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A complete RFQ helps KOVYEL confirm the product configuration, production basis, documentation, export packing and delivery proposal without repeated clarification.
Have a BOQ, drawing or equipment schedule?
Send the technical documents with the form below. KOVYEL will review the product interface, required standard, quantity and destination before preparing the quotation.
TECHNICAL PROCUREMENT PATH