High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
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High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer
High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer

High-Quality KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear Supplier, Manufacturer

KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear is designed for 3.6-12kV/50Hz power systems, offering secure power distribution, control, and protection. This withdrawable armored metal-enclosed switchgear supports single/double busbar configurations, complying with IEC298, GB3906, and DIN VDE0670 standards. Featuring foolproof interlocking mechanisms, the withdrawable armored metal-enclosed switchgear ensures operational safety in substations, industrial plants, and commercial facilities. Its withdrawable design simplifies maintenance while maintaining robust performance. Ideal for grid monitoring and circuit protection, this versatile switchgear combines international certification with reliable metal-clad construction for demanding electrical applications.

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Product Description

Type Designation

KYN28-12-Withdrawable-Armored-Metal-Enclosed-Switchgear-10
1 Armored Withdrawable Metal-Clad Switchgear
2 Withdrawable Type
3 Usage Conditions: (Indoor)
4 Design Serial Number
5 Rated Voltage (kV)
6 Main Circuit Diagram No.
7 Operating Mechanism Code, D: Electromagnetic; T: Spring
8 Rated Current (A)
9 Rated Short-Circuit Breaking Current (kA)

Switchgear Technical Parameters

Item Unit Value
Rated Voltage kV 12
Main Bus Rated Current Hz 50
Rated Frequency A 630, 1250, 1600, 2000, 2500, 3150
Rated Current A 630, 1250, 1600, 2000, 2500, 3150
Earthed Circuit Rated Short-Time Withstand Current (2s) kA 13.9, 17.4, 21.8, 27.4, 34.8
Main Circuit Rated Short-Time Withstand Current (4s) kA 16, 20, 25, 31.5, 40
Rated Peak Withstand Current (Peak) 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-ground: 42; Breaking: 48
Lightning Impulse Withstand Voltage kV Phase-to-ground: 75; Breaking: 48
Protection Class Enclosure: IP4X

Product Display

KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear left
KYN28-12 Withdrawable Armored Metal-Enclosed Switchgear back

Switchgear Outline Dimensions

KYN28-12-3
Fig.1: KYN28-12 Feeder Switchgear Cross-Sectional Diagram
A. Busbar Compartment 3. Main Busbar 9. Removable Partition 15. Cable Sealing End
B. Circuit Breaker Compartment 4. Fixed Contact Assembly 1O. Secondary Plug 16. Base Plate
C. Cable Compartment 5. Spring-Loaded Contact 11. Auxiliary Switch 17. Lead Screw Mechanism
D. Instrument Compartment 6. Earthing Switch 12. Movable Shutter 18. Earthing Main Busbar
1. Enclosure
  1.1 Pressure Relief Pane1
  1.2 Control Cable Cover Plate		 7. Current Transformer (CT) 13. Withdrawable Trol1ey 19. Removable Horizontal Partition
2. Branch Busbar 8. Voltage Transformer (VT) 14. Earthing Switch 0perating Mechanism

Ordering Notice

Product operating site and special requirements:

  1. Provide product ordering drawings, which should include wiring diagrams and indicate transformer capacity, main component model specifications, distribution branch circuits, and capacity.
  2. When it is necessary to configure electric energy metering and reactive power automatic compensation devices, the requirements for the configuration of the metering meter and transformer should be provided, and the capacity of the compensation capacitor should be indicated.
  3. Specify the requirements for surface treatment of the product.

Frequently Asked Questions

What is the rated voltage for the KYN28-12 switchgear?
The KYN28-12 switchgear is designed with a rated operational voltage of 12 kV.
What enclosure protection class does the switchgear offer?
The standard enclosure provides an IP4X degree of protection, ensuring effective defense against foreign objects and accidental contact.
What rated current options are available?
The equipment supports a rated current range including 630A, 1250A, 1600A, 2000A, 2500A, and 3150A.
What main compartments make up the switchgear structure?
The cross-sectional layout includes four segregated primary compartments: Busbar Compartment, Circuit Breaker Compartment, Cable Compartment, and Instrument Compartment.
What information is essential when placing an order?
Orders should be accompanied by detailed single-line and wiring diagrams, transformer specifications, component models, branch ratings, metering/compensation details, and any specific surface finish requirements.

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