Luftisolierte Schaltanlagen(bis zu 24kV)

Die KYN28-Serie ist eine indoor, metallverkleidete, abziehbare Mittelspannungsluftisolierte Schaltanlage, die für die Stromverteilung, den Schutz und die Steuerung konzipiert ist. Sie wird weitreichend in Kraftwerksanlagen, Umspannwerken, Industrie- und Bergbauanlagen sowie in gewerblicher Infrastruktur eingesetzt.

Produktbeschreibung
  • KYN28 medium-voltage switchgear,a metal-clad withdrawable switchgear for 10kV power distribution,is designed for incoming/outcoming panel,bus connection panel and other power feeder control.Here are some key technical parameters for KYN28 swithchgear:rated current(630A~4000A),breaking capacity(25kA~40kA,higher options available),VCB operating time ≤60ms,visible breakpoint via truck-mounted design,5-interlock mechanism (Anti-misoperation),smart Monitoring(wireless contact temp sensing、arc-flash protection、power quality analysis(THD<3%),standards compliance(GB/T 3906 (CN) / IEC 60298 (Int’l))
Produktvorteile
  • Robust Enclosure DesignMaterial: Aluminum-zinc coated steel (standard) / Stainless steel (corrosive environments) Protection Level:IP4X (enclosure) / IP2X (internal compartments) Withdrawable Mechanism:Circuit breaker mounted on truck assembly for easy maintenance without de-energization.
  • High-Performance Vacuum Circuit Breaker: Compatible Brands:VS1 (Standard) / ABB VD4 / Siemens 3AH Breaking Capacity: 25kA~40kA Life Endurance:Mechanical: 10,000~30,000 operations,Electrical: 10,000 operations full-capacity interruptions
  • Safety & Interlocking: 5-Protection Interlocks: Prevent unauthorized breaker operation Block access to live compartments Prevent earthing switch errors Interlock live closing of earthing switches Prevent truck withdrawal under load
  • Smart Monitoring Options: Supports temperature and humidity control, live display, and intelligent protection devices (such as microcomputer integrated protection). Optional wireless temperature measurement, arc flash protection, and remote communication (RS485/Modbus).
  • Modular Configurations: Standard Schemes:Incoming/Outgoing cabinet.Bus connection cabinet, PT/Metering cabinet Installation Flexibility:Bottom in/out cable entry,Busbar bridging (horizontal/vertical)
 

Key Technical Parameters of KYN28A Switchgear

FeatureunitSpezifikation
KYN28A-12KYN28A-24
Rated voltagekV1224
NennfrequenzHz50/60
Rated power frequency withstand voltage(1min)kV42(main circuit,phase-to-ground & phase-to-phase) / 48(breaker isolation gap,across open contacts)65(main circuit,phase-to-ground & phase-to-phase) / 79(breaker isolation gap,across open contacts)
Rated currentA63012501250250031504000125012502500
Rated short circuit breaking currentkA202531.531.540402531.531.5
Rated peak withstand currentkA50638080100100638080
Enclosure dimensions(WxDxH)mmmm800(1000)×1450(1750)×22401000X1800(2170)X2370

It is widely applied in industries such as power grids, petrochemicals, new energy, industrial and mining enterprises, data centers, and municipal engineering.

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