KYN28-12 AC Metal-Clad Withdrawable Switchgear

KYN28-12 AC Metal-Clad Withdrawable Switchgear is suitable for 3.6-12kV three-phase AC 50Hz power grids, designed for receiving and distributing electrical energy, as well as providing circuit control, monitoring and protection functions. It can be used in single busbar, single busbar sectionalized systems or double busbar systems.

The switchgear complies with the following standards:
  • IEC 298 "AC Metal-Enclosed Switchgear and Controlgear for Rated Voltages Above 1kV and Up to and Including 52kV"
  • IEC 694 "Common Clauses for High-Voltage Switchgear and Controlgear"
  • GB 3906 "AC Metal-Enclosed Switchgear for Rated Voltages 3-35kV
  • DL/T 404 "Technical Specification for Ordering of Indoor AC High-Voltage Switchgear"
  • DIN VDE 0670 "AC Switchgear for Rated Voltages Above 1kV"
  • Fully Custom
  • Expedited Production Processing

Key Features

  • Suitable for various busbar configurations
  • Complies with international standards
  • Reliable anti-misoperation mechanism 

Dimensions

Model Number and Designation Explanation: K   Y   N   28  -   12   / ¨  ¨  ¨  ¨ ①   ②  ③   ④      ⑤    ⑥  ⑦  ⑧ ⑨
    ①   Metal-Clad Switchgear Primary Circuit Scheme Number
Withdrawable Type Operating Mechanism Code, D: Electromagnetic mechanism; T: Spring mechanism
Service Condition: (Indoor) Rated Current
Design Serial Number Rated Short-circuit Breaking Current
Rated Voltage    
  KYN28-12 AC Metal-Clad Withdrawable Switchgear Main Technical Parameters :  
Parameter Name Unit Value
Rated Voltage KV 12
Rated Current of Main Busbar  Hz 50
Rated Frequency  A 630、1250、1600、2000、2500、3150
Rated Current  A 630、1250、1600、2000、2500、3150
Rated Short-Time Withstand Current  of Earthing Circuit (2s)  KA 13.9,17.4,21.8,27.4,34.8
Rated Short-Time Withstand Current  of Main Circuit (4s) KA 16,20,25,31.5,40
Rated Peak Withstand Current KA 40,50,63,80,100
Rated Short-Circuit Breaking Current KA 25,31.5,40
Rated Insulation Level 1min Power Frequency Withstand Voltage KV Phase-to-Phase & Phase-to-Ground: 42 Across Breaking Contacts: 48
Lightning Impulse Withstand Voltage  KV Phase-to-Phase & Phase-to-Ground: 75 Across Breaking Contacts: 48
Protection Degree   Enclosure: IP4X
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  • Industrial Enclosure

    Post Haec Gallus Hierapolim Profecturus

    Localibus subinde medetur aerumnis, disponi quicquam statuit vel ex provinciis alimenta transferri conterminis, sed consularem Syriae Theophilum prope.

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    • 1200
      Enclosures
    • 7 days
      Production Time
  • Industrial Enclosure

    Post Haec Gallus Hierapolim Profecturus

    Localibus subinde medetur aerumnis, disponi quicquam statuit vel ex provinciis alimenta transferri conterminis, sed consularem Syriae Theophilum prope.

    Learn More
    • 1200
      Enclosures
    • 7 days
      Production Time
  • Industrial Enclosure

    Post Haec Gallus Hierapolim Profecturus

    Localibus subinde medetur aerumnis, disponi quicquam statuit vel ex provinciis alimenta transferri conterminis, sed consularem Syriae Theophilum prope.

    Learn More
    • 1200
      Enclosures
    • 7 days
      Production Time
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