Medium Voltage Metal Enclosed Switchgear

1.KYN-type switchgear: reliable medium-voltage solution.
2.Compartments separated by grounded metal panels for safety.
3.Vacuum breakers installed on movable trolleys for compact design.
4.Trolley allows convenient inspection, maintenance, and replacement.
Product Description
Details

Medium Voltage Metal Enclosed Switchgear - Reliable Power Distribution Solutions

Product Overview

Our Medium Voltage Metal Enclosed Switchgear performs at a business level when your building needs the highest level of electricity safety and dependability. Our KYN-type switchgear can handle voltages from 4.16kV to 38kV and currents from 600A to 4000A. It has improved compartmentalization and grounded metal panels that make sure there is full fault isolation. Our team of 15 top engineers and 18 patents backs up our strong equipment, which can interrupt up to 63kA and has an IP54 rating for security. Our switchgear has vacuum breakers placed on moveable trolleys, which makes servicing easy and keeps the system running. Each unit is made with more than 120 high-tech machines and is approved to ISO 9001 standards. From checking the raw materials to the final testing, there is strict quality control at every step.

SWITCH CABINET

Understanding Metal-Clad Switchgear Technology

Your electrical infrastructure deserves protection that goes beyond basic functionality. Our switchgear employs metal-clad construction with heavy-gauge steel enclosures, creating isolated compartments for busbars, circuit breakers, and control systems.

Why compartmentalization matters to you:

  • Fault arcs remain contained within affected sections
  • Maintenance can proceed on one circuit without shutting down adjacent equipment
  • Personnel safety increases through dead-front construction eliminating exposed live parts
  • Electromagnetic interference stays shielded from sensitive control systems

The withdrawable circuit breaker design allows you to roll the breaker completely out of the cabinet. You can perform inspections, testing, and repairs during scheduled outages without disrupting the main busbar system. This significantly reduces your operational downtime.

Technical Specifications

Parameter Specification Your Benefit
Voltage Rating 4.16kV - 38kV Matches diverse application requirements
Current Rating 600A - 4000A continuous Handles substantial load demands
Short-Circuit Rating 25kA - 63kA Withstands severe fault conditions
Enclosure Material Heavy-gauge steel (min. 12-gauge) Provides mechanical impact resistance
Protection Rating IP54 Guards against dust and water ingress
BIL Rating 60kV - 200kV Ensures insulation integrity
Operating Temperature -40°C to +55°C Functions in extreme environments
Module Width Standard 30-inch sections Optimizes space utilization

Core Advantages That Solve Your Challenges

1. Comprehensive Safety Through Five-Prevention Interlocking

Your operators face complex switching sequences daily. Our comprehensive mechanical interlocking system prevents:

  • Opening disconnectors under load conditions
  • Closing grounding switches when circuits are energized
  • Removing breakers when in closed position
  • Accessing live compartments without proper isolation
  • Improper grounding sequences during maintenance

This protection system eliminates human error during critical operations.

2. Streamlined Maintenance Operations

Traditional switchgear maintenance often requires extended shutdowns. Our design changes that equation. The circuit breaker withdrawable unit fully disconnects from the cabinet, allowing your technicians to:

  • Perform contact inspections without busbar exposure
  • Complete relay testing in workshop conditions
  • Replace components using standardized interfaces
  • Conduct preventive maintenance during normal outages

Your maintenance windows shrink. Your uptime increases.

3. Intelligence-Ready Platform

Modern facilities demand smart monitoring capabilities. Our switchgear serves as an ideal foundation for:

  • Temperature and partial discharge sensors
  • Real-time current and voltage monitoring
  • Remote operation through SCADA integration
  • Predictive maintenance algorithms
  • "One-touch sequential control" for automated switching

You can retrofit communication modules without major modifications.

Applications Across Critical Industries

Industrial Manufacturing Environments

Chemical plants, steel mills, and automotive facilities push electrical equipment to its limits. You deal with:

  • Corrosive atmospheres from process chemicals
  • Vibration from heavy machinery
  • Electromagnetic interference from variable frequency drives
  • Temperature fluctuations from furnaces and cooling systems

Our Medium Voltage Metal Enclosed Switchgear handles these conditions through robust construction and environmental sealing. The metal enclosure provides electromagnetic shielding exceeding 40dB, protecting sensitive control circuits.

Commercial Buildings and Data Centers

Your facility cannot afford unexpected power interruptions. Whether you manage hospitals, high-rise offices, or data centers, you need:

  • Compact footprints in premium real estate
  • Low noise operation for occupied spaces
  • Redundant power paths with automatic transfer
  • Arc-resistant construction protecting personnel

Space optimization comes standard with our modular 30-inch sections. Arc flash containment per IEEE C37.20.7 ensures personnel safety in accessible electrical rooms.

Utility and Renewable Energy Integration

Substations and distribution networks face unique environmental challenges. Outdoor installations encounter:

  • Salt spray in coastal regions
  • UV exposure degrading materials
  • Seismic activity requiring mechanical reinforcement
  • Wildlife contact necessitating protective measures

Our environmental testing validates performance under these demanding conditions. Remote operation capabilities enable smart grid functionality.

Application areas

Manufacturing Excellence Behind Your Switchgear

Advanced Production Capabilities

Quality begins with manufacturing precision. We operate over 120 sets of specialized equipment:

  • CNC automatic winding machines for consistent transformer production
  • CNC static vacuum casting machines ensuring insulation integrity
  • Automatic foil winding machines for optimal conductor configuration
  • Microcomputer-controlled gradient curing furnaces

These technologies ensure dimensional accuracy and material consistency in every unit.

Zero-Defect Quality Philosophy

Your facility depends on reliable equipment. We implement comprehensive quality management across:

  • Raw material procurement: Certified suppliers with material traceability
  • Incoming inspection: 100% verification against specifications
  • Production monitoring: Real-time process control at critical stages
  • Finished product testing: Dielectric strength, temperature rise, mechanical operation validation
  • Pre-delivery inspection: Complete functional testing and documentation

Our ISO 9001 certified system prevents defective products from leaving the factory.

PRODUCTION EQUIPMENT

Proven Track Record in Major Projects

Municipal Infrastructure

We've delivered power solutions for critical public facilities:

  • Xuzhou Rail Transit Network Control Center: Dual-circuit power supply designs ensuring absolute operational safety
  • Xuzhou High-speed Railway East Station: Redundant systems supporting continuous passenger service
  • Xuzhou New Health Hospital Phase I: Reliable power for life-critical medical equipment

Commercial Developments

Complex commercial projects trust our solutions:

  • Xinhuai Central Complex: Integrated power distribution for mixed-use development
  • Xuzhou Fantawild Adventure: Supporting entertainment infrastructure
  • Tianyu Yayuan: Achieved top quality assessment results

Industrial Installations

Manufacturing facilities require specialized approaches:

  • XCMG Group factory power upgrades: Completed ahead of schedule while maintaining production
  • GCL Photovoltaic Industrial Park: Supporting renewable energy manufacturing
  • Electronic Industrial Park: Clean power for sensitive electronics production

PARTNERS

FAQ

Q: What maintenance intervals should I expect for your switchgear?

A: Standard intervals include annual visual inspections and biennial electrical testing. Major inspections with breaker servicing occur every five years. However, your specific environment affects these schedules. Facilities with dust, moisture, or corrosive conditions may need more frequent attention. We recommend predictive maintenance using thermography and partial discharge monitoring to optimize schedules while preventing failures.

Q: How does your design protect against arc flash incidents?

A: Our metal-clad construction provides multiple protection layers. Grounded metal compartments contain fault arcs within affected sections. Pressure relief systems safely vent gases away from operating areas. The dead-front design eliminates exposed live parts during normal operation. Testing per IEEE C37.20.7 validates containment during internal arcing faults with pressures up to 8.4 times atmospheric.

Q: Can I expand capacity in the future without replacing the entire installation?

A: Absolutely. Our modular design uses standardized 30-inch sections. You can add circuit sections to existing lineups without system shutdown. The common busbar system extends across new sections. Standardized interfaces ensure compatibility with future additions. This expandability protects your initial investment while accommodating growth.

Q: What environmental conditions can your switchgear withstand?

A: Our equipment functions across -40°C to +55°C temperature ranges. IP54 protection rating guards against dust and water ingress. Corrosive atmosphere resistance comes from protective coatings and material selection. Seismic qualification per IEEE 693 ensures mechanical integrity during earthquakes. UV-resistant materials maintain performance in outdoor applications.

Q: How do you ensure product quality before shipment?

A: Every unit undergoes comprehensive factory acceptance testing. Dielectric strength testing validates insulation integrity. Short-circuit testing confirms interrupting capability. Temperature rise testing ensures connections remain within limits. Mechanical operation testing verifies breaker performance through thousands of cycles. We provide complete test reports with certification documentation for your records.

Q: Do you provide support for international projects with specific requirements?

A: Yes. Our engineering team customizes solutions for country-specific standards. We accommodate voltage variations, frequency differences, and environmental conditions worldwide. Complete documentation in English supports your project requirements. With 20+ years of experience, we understand diverse regulatory frameworks and provide appropriate certifications.

Your Partner for Comprehensive Power Solutions

We go beyond equipment supply. Our services include:

  • Custom engineering: Tailored designs matching your specific requirements
  • Technical consultation: Application support from our 15 senior engineers
  • Procurement assistance: Sourcing complementary electrical products
  • Complete solutions: Integrated transformer and distribution systems
  • Documentation support: Test reports, operation manuals, and certification

Our business philosophy centers on "technology first, service paramount, and integrity fundamental." You receive responsive support throughout your project lifecycle.

CUSTOMER CASE

Contact Us

Ready to discuss your power distribution requirements? Our Medium Voltage Metal Enclosed Switchgear team is here to help. Email us at tuojie@electricinchina.com for technical consultation and quotations.

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