Durable Kyn28A-12 Metal-Clad Hv Withdrawable Feeder Switchgear for Steel Mill

Customization: Available
Type: Feeder Switchgear
Structure: Indoor, Metal-Clad, Middle-Mounted Withdrawable

Product Description

Basic Information
Model NO.
KYN28A-12
Certification
GB 3906, IEC 60298, IEC 60694
Form
All-packaged Type
Operation Voltage
MV
Rated Voltage
12kV
Rated Current
630A (Feeder Circuit Breaker)
Rated Frequency
50Hz (60Hz Customizable)
Protection Grade
IP4X (Door Closed), IP2X
Shell Material
High-Quality Galvanized Steel
Dimensions
800×1500×2200mm
Circuit Breaker
CV1-12X Vacuum Circuit Breaker
Application
Power Distribution, Industrial Plants
Product Overview

As a manufacturer focused on technology export, we provide not only standard switchgear but also customized power distribution solutions tailored to different regional grid codes and project requirements.

Durable Kyn28A-12 Metal-Clad Hv Withdrawable Feeder Switchgear
FEEDER SWITCHGEAR
The KYN28A-12 is an indoor metal-clad withdrawable feeder switchgear engineered for reliable 12kV medium voltage power distribution. Its middle-mounted draw-out vacuum circuit breaker design, combined with a segregated compartment structure and galvanized steel construction, ensures superior safety through a five-prevention interlock system.
Switchgear Detail 1 Switchgear Detail 2 Switchgear Detail 3
Functional Advantages

Advanced Withdrawable Design

Enables safe breaker handcart extraction without main circuit shutdown. Segregated compartments achieve IP4X protection when closed.

High-Performance VCB

Equipped with CV1-12X vacuum circuit breaker, delivering 630A rated current and up to 25kA short-time withstand capacity.

Precision Protection

Integrated high-precision CTs and professional relays enable accurate real-time measurement and rapid fault response.

Five-Prevention Interlock

A complete mechanical and electrical interlocking mechanism prevents operational errors and enhances personnel safety.

Technical Specifications
TECHNICAL PARAMETERS
Rated Voltage12kV
Rated Current630A
Rated Frequency50Hz / 60Hz
Rated Short-Time Withstand Current25kA (3s)
Rated Peak Withstand Current63kA
Power Frequency Withstand Voltage42kV (1min)
Lightning Impulse Withstand Voltage75kV (Peak)
Protection DegreeIP4X / IP2X
Cabinet MaterialHigh-Quality Galvanized Steel
Circuit Breaker TypeCV1-12X Vacuum Circuit Breaker
Applicable StandardsIEC 60298, IEC 60694, GB 3906
Technical View 1 Technical View 2 Technical View 3
Core Applications
Substations

Managing 12kV distribution from transformers to multiple outgoing circuits.

Industrial Plants

Providing 630A feeder protection and fast fault isolation for manufacturing lines.

Mining Operations

Engineered for harsh environments with dust and vibration protection.

Municipal Infrastructure

Deployed in urban grids, water treatment, and public transit systems.

Production Capability
Factory Overview Production Line Quality Control
Frequently Asked Questions
Are you a manufacturer? Can I customize high and low voltage switchgears?
Yes, we are a professional manufacturer. All series of switchgears support non-standard customization to meet specific project requirements including size, material, and control systems.
What international standards do your products comply with?
Our products strictly follow IEC international standards (such as IEC 60298 and IEC 60694), making them suitable for global power grid conditions and various overseas engineering projects.
Can you provide technical drawings and solutions?
Yes. We offer professional layout drawings, wiring diagrams, and complete technical proposals. Official documentation is provided for all customized orders.
What is your typical production lead time?
Standard cabinets generally require 15 working days. Customized high and low voltage switchgears typically take 30 working days. Rush order options are available upon request.
Do you offer OEM & ODM services for international markets?
Absolutely. We provide comprehensive OEM/ODM services, including custom logos, nameplates, specific colors, and specialized outer packaging to suit local market needs.
How is the equipment packaged for export shipping?
We use export-grade fumigated plywood cases with shockproof internal packing. We support sea, land, and air transportation with both FCL and LCL shipment options.

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