KYN28A-12 Armoured Removable AC Metal-Enclosed Switchgear

KYN28A-12 est un appareillage électrique blindé amovible métallique pour intérieur, largement utilisé dans les réseaux de distribution CA moyenne tension de 12 kV. Il adopte une structure compartimentée entièrement métallique, séparant indépendamment les compartiments des barres omnibus, des disjoncteurs, des câbles et de commande afin d’améliorer la sécurité d’exploitation. Équipé d’un chariot porteur de disjoncteur à vide amovible et d’un système complet de verrous mécaniques, il élimine les manœuvres erronées de commutation. Doté d’une structure compacte, d’une haute fiabilité et d’un faible coût d’entretien, cet appareillage électrique est largement utilisé dans les quartiers résidentiels, les immeubles commerciaux, les usines industrielles, les postes électriques et les projets d’alimentation électrique municipale.

Customize from Our Standard Product Line

If you spot a near-match in our catalog, we can quickly modify our standard transformers for your application. Adjustments cover capacity, voltage class, cooling type and installation structure.

Build per Your Technical Documents

Send us your specifications or drawings. Our engineering team reviews the design, validates all key parameters with you, and manufactures strictly in accordance with international standards.

Full Custom Design from Concept to Completion

Without formal detailed specs? Share your ideas and functional requirements. We partner with you to develop fully customized transformer solutions, from electrical design and structural layout through to insulation system.

Conspectus
Product Overview
Applicationes et Casus Usus
Applicatio
Quaestiones Frequentes

Conspectus

Praevisio Producti & Notae Designis

Praefatio de Producto et Praecipuae Causae

The KYN28A‑12 armored removable AC metal enclosed switchgear is a metal‑clad armor switchgear assembly designed for 12 kV medium‑voltage systems. With a modular structure and removable components, the KYN28A‑12 switchgear balances the need for compact installation, seamless renewable grid integration, and simplified maintenance across modular substation solutions. Each unit integrates armor switchgear compartments, vacuum circuit breakers, busbar systems, protection relays, and auxiliary circuits within a rugged metal enclosure, making the KYN28A‑12 switchgear an essential choice for modern modular substation solutions and renewable grid integration projects

Product Overview

Notae Designationis

Architectura modularis: KYN28A‑12 switchgear adoptat configurationem modularum ut solutiones substationis modularium promovat et deploymentes scalabiles suadeat. Singulae cellulae armorum switchgear sunt removibiles et intercambiabiles, quae substitutionem celerem et expansionem systematis sine magnis temporibus inactivitatis permittunt.
Componentes Removibiles: Singulae cellulae armorum switchgear includunt unitates interruptorum circuitus vacui removibiles et apparatus motus extrahibiles, quae isolationem tutam et ciclos celeres manutentionis facilitant.
Inclusio Metallica et Protectio Armaturae: Robusta descriptio inclusa metallo componentes internos adversus damna mechanica et stimulos ambientales protegit. Designa armorum switchgear inclusorum fiduciam augent pro installationibus in ambientibus asperis, ut in locis littoralibus, metallicis et industrialibus gravibus.
Tutela et Conformitas: Fabricatum secundum normas internationales, KYN28A‑12 switchgear securitatem operatoris praecipue curat per mechanismos intercludendos, proceduras claras terrae connexiones et proprietates arcus resistentes.

Praevales technici et innovatio

Facilitas in Maintenance: Componentes removibiles, interruptores extrahibiles, et pannelli de accessus claros permittunt technicos facere inspectiones et reparationes cito et secure super switchgear KYN28A‑12. Haec constructio minuit tempus inoperationis et impensas operationales.
Scalabilitas: Natura modularis switchgear KYN28A‑12 permittit operatoribus augere capacitatem gradatim, subtenens incrementum per fases et planificationem rete adaptativam. Clientes qui adoptant solutiones modularis substationis profitentur ex minore initiali impensa capitali et flexibilibus viis expansionis.
Integratio pro Energia Renovabili: Switchgear KYN28A‑12 sustinet moderna electronica potestatis et distributa fontes energiae per adaptationes in parametris protectionis et per protocollos communicationis.

Core Merits
1. Alta Securitas: Structura compartimentorum independentium et fidus mechanismus interlock quinque‑praeventivus prohibent omnino operationes erratas, secundum personalem et securitatem apparatus.
2. Compactus et Spatium‑conservans: Optimized cabinet layout reduces overall floor space, suitable for various compact distribution rooms
3. Flexible Maintenance: Standard withdrawable VCB trolley supports fast replacement and convenient daily inspection, greatly lowering maintenance downtime
4. Stable & Durable: Adopts high-quality vacuum interrupter and insulating materials, featuring strong short-circuit resistance and long service life

Applicationes et Casus Usus

Substantiae utilitatum: As a core element of medium-voltage distribution, the armor switchgear provides reliable switching, protection, and sectionalizing functions
Modular Substation Solutions: The KYN28A-12 switchgear is ideal for modular substation solutions where rapid deployment, transportation, and plug-and-play installation are priorities
Renewable Grid Integration: Pro projecta integrationis rete renovabilis, uti sunt aeraria et solaria, KYN28A‑12 apparatus commutatorius subvenit coniunctioni distributae alimentorum in serie, inversorum, et systematum storationis energiae, ut metas integrationis rete renovabilis acceleret
Plantae Industriales et Minae: Facilitates quae gravibus condicionibus operantur proficiunt ex durabilitate apparatus commutatorii armati. Apparatus commutatorius KYN28A‑12 resistit pulveri, umiditati, et abrasioni mechanicae, minuens periculum interruptionum inexpectatarum in arduis ambientibus industrialibus, quae solutiones compactas modularum stationum subterraneorum utuntur

Applicatio

Scenaria Applicationum

Substantiones publicae pro urbanis et ruralibus rete distributionis medi‑voltarum

Stationes subterraneae modulares et in contentoribus pro projectis velociter exeundis

Aeraria et solaria et cameris commutationis stationum storationis energiae

Plantae industriae gravis, minae et magnae facultates fabricandi

Commercial Complexes et salles de répartition d’énergie des grands bâtiments publics

Quaestiones Frequentes

Quaestiones Frequenter Rogatae

Q1: Quid est apparatus commutatorius metallico involutus et extrahibilis? Quae sunt eius praecipuae proprietates A: Un apparatus electricus distribuens metallico involutus et extrahibilis (exempli gratia series KYN) est dispositivum plene clausum et plene compartimentatum pro distributione potentiae. Caracteristica eius distinctiva est quod compartimentum omnium conductorum, compartimentum interruptoris circuitus, compartimentum cavi, et compartimentum instrumentorum sunt inter se separata, singula compartimenta utentia partibus metallicis quae terrae connectuntur et quae protegunt. Praecipua eius commoda sunt: carrus interruptoris circuitus extrahibilis flexibiliter extrahi potest, quod inspectionem, curam, aut substitutionem rapidam in tempore operationis facilitat, ita ut tempus interruptionis valde minuatur. Simul, designatio strictissime compartimentata efficaciter limitat ambitum periculorum ex arcubus defectuum internorum, quod tutelam operationis augit.

Q2: Quid est functio "quinque‑praecavendi interconnexae" apparatus commutatorii, et cur est haec importantissima A: "Cinque-prevention interlocking" es un dispositivo mecanico o electrico de interbloqueo obbligatorie, qui garantisce la securitate del operator e le operation fidele del equipamento. Illo include:
Prevenirer le aperura o clausura incorrecte del interruptor de circuito;
Impedire l’apertura o la chiusura del disconnettore (cioè del carrello) sotto carico;
Prevenirer le clausura del interruptor de terra quando le equipamento es in tensione;
Impedire la chiusura dell’interruttore automatico quando l’interruttore di messa a terra è chiuso (cioè con collegamento a terra);
Impedire l’ingresso involontario in compartimenti in tensione;
Questo progetto elimina fisicamente la possibilità di errori umani nell’esecuzione delle operazioni ed è un requisito fondamentale delle normative sulla sicurezza elettrica;

Domanda 3: Come scelgo tra quadri elettrici di tipo fisso e quadri elettrici estraibili (di tipo carrello) in base ai requisiti del progetto? A: Le selection depende principalmente del requisitos pro le affidabilitate del fornimento de potentia e le efficiencia del maintenance
Typus extrahibilis (p. ex., series KYN): Recommandatur pro oneribus criticis, applicationibus quae operationem frequentem postulant, aut casibus qui celerem recuperationem a defectu exigunt (p. ex., magna fabrica et centra data). Carro interruptoris circuitus potest servari ut reservatus; in casu defectus, potest statim substitui integrum, restituens vim valde celeriter
Typus fixus (p. ex., series GGD, XGN): Idoneus pro applicationibus cum oneribus stabilibus et requisitis minore severitate temporis intermissionis (p. ex., distributio potentiae in aedificiis communibus). Habet structuram simpliciorem et pretium relativum inferius, sed manutentio saepe requirit intermissionem integri busbar

Q4: Quae sunt methodi insulationis pro armatura commutatoria altae et bassae tensionis, et quae sunt earum praerogativae A: Nunc tres sunt principales methodi insulationis:
Insulatio aerea (tradicionalis): Utitur aerem ut medium insulans. Habet structuram simplicem et est facilis manutenenda, sed magnitudo arcae est relativus magna
Isolation solide (isolation composite) : utilise de la résine époxy ou du caoutchouc silicone vulcanisé pour encapsuler les conducteurs, réduisant ainsi considérablement la taille de l’armoire. Elle offre de fortes performances anti-pollution et convient aux zones à forte humidité ou à haute altitude
Insulatio gasea (apparatus interruptivus GIS): Utitatur SF₆ (sulfur hexafluoridum) aut gases amicas ambienti pro insula. Habet minimum spatium occupatum, est omnino hermeticus et sine maintenance, sed pretium altius habet. Possumus solutionem optime idoneam secundum condicionem operis suggerere.

Q5: Quae sunt praecipua experimenta quae in apparatus interruptivo antequam mittatur fiunt? A: Ut qualitas mittendi certificetur, inspectionem fabricae integram facimus. Experimenta principalia sunt:
Experimentum tensionis toleratae frequentialis: Verificat vim insulatoriam principalem ad terram et inter fases.
Experimentum operationis mechanicae: Examinat fidem operationis aperiendi et cludendi interruptorum, disconnectorum et dispositivorum interlocking — ≥200 operationes.
Mensura resistentiae circuitus principalis: Certificat resistentiam contactus intra limites normales esse, ut calefactio excesiva durante operatione evitetur
Examen functionis circuitus auxiliaris et circuitus controlis: Certificat operationem rectam circuituum protectionis, significationis et mensurationis
Omnes probationes rigide secundum normas IEC 62271‑200 et GB 3906 fiunt

KYN28A-12 Armoured Removable AC Metal-Enclosed Switchgear

Customize from Our Standard Product Line

If you spot a near-match in our catalog, we can quickly modify our standard transformers for your application. Adjustments cover capacity, voltage class, cooling type and installation structure.

Build per Your Technical Documents

Send us your specifications or drawings. Our engineering team reviews the design, validates all key parameters with you, and manufactures strictly in accordance with international standards.

Full Custom Design from Concept to Completion