Fixed Type AC Low Voltage Switchgear Cabinet

Deyan Electric, a professional manufacturer and supplier based in China, presents the Fixed Type AC Low Voltage Switchgear Cabinet as a premier solution for industrial and commercial power distribution. This fixed-type assembly is specifically engineered for AC 50Hz power systems with a rated operating voltage of 380V and a rated operating current reaching up to 5000A, serving critical applications in power plants, substations, industrial and mining enterprises, and other power users. The cabinet functions as essential equipment for power conversion, distribution, and control across motor, lighting, and distribution systems. Founded in 2020 and headquartered in Yueqing, Zhejiang—a renowned hub for China's electrical industry—Deyan Electric has rapidly built a formidable reputation as a manufacturer integrating industry and trade. Operating with a philosophy of "surviving by quality and developing by innovation," the company is committed to providing global customers with efficient and stable power distribution products and services.

Comprehensive Model Specifications

The Fixed Type AC Low Voltage Switchgear Cabinet is offered in GGD1, GGD2, and GGD3 variants, each designed to accommodate specific current requirements while maintaining consistent voltage and fault withstand performance. The cabinet body adopts a universal cabinet form, with the frame assembled by local welding of 8MF cold-formed steel. Frame parts and special supporting parts are supplied by designated section steel production plants to ensure the accuracy and quality of the cabinet. Components are designed according to the module principle, featuring 20-module mounting holes with high universality coefficient.

Engineering & Design Excellence

The product incorporates several key engineering advantages that distinguish it from conventional assemblies. Its fixed-mounted, non-withdrawable design ensures mechanical simplicity and operational reliability, reducing potential failure points associated with moving mechanisms. The cabinet has been optimized and improved on the basis of traditional GGD and has passed relevant type test certifications.

● Robust Construction & Corrosion Resistance: Fabricated from 8MF cold-rolled steel with a corrosion-resistant finish, the cabinet withstands harsh industrial and marine environments. This durable construction ensures long service life even in demanding conditions.

● Standard Compliance & Safety Assurance: The cabinet fully complies with IEC 61439-1:2011 "Low-voltage switchgear and controlgear assemblies" and GB 7251 "Low-voltage switchgear assemblies". It incorporates complete "five-prevention" interlocking devices that fundamentally eliminate misoperation risks, ensuring both personnel and equipment safety.

● Optimized Thermal Management: Multiple heat rejection slots are strategically placed at both ends of the cabinet's top and bottom surfaces to efficiently manage heat dissipation during operation. The design incorporates effective heat dissipation pathways that maintain optimal operating temperatures even at maximum rated currents.

● Superior Dynamic & Thermal Stability: The Fixed Type AC Low Voltage Switchgear Cabinet demonstrates excellent dynamic and thermal stability, maintaining performance integrity during fault conditions and preventing catastrophic failures.

Structural & Operational Advantages

The product embodies engineering principles that prioritize reliability, safety, and operational efficiency. Drawing inspiration from modern industrial aesthetics, the cabinet's contours and component dimensions are meticulously designed using the golden ratio principle, imparting a sleek and sophisticated appearance.

● Fixed-Mounted & Cost-Effective Design: The non-withdrawable, fixed-mounted configuration significantly reduces manufacturing complexity and maintenance requirements, translating to lower total cost of ownership while maintaining exceptional reliability.

● Flexible Electrical Configurations: The design supports flexible electrical configurations, allowing adaptation to diverse power distribution requirements and facilitating system integration. The modular design incorporates a standardized 20-module mounting hole pattern, allowing for effortless integration of various components.

● Innovative Structure & High Protection Rating: The innovative structural design incorporates advanced features that enhance safety and reliability, serving as an upgraded replacement for conventional low-voltage switchgear assemblies. The cabinet is rated at IP30 for protection against external ingress, with a flexible range from IP20 to IP40 available.

● Enhanced Electrical Safety: The meter door assembly, containing electrical components, is linked to the framework via flexible multi-strand copper wiring. Internal mounting plates are secured with knurled screws, completing a comprehensive grounding circuit throughout the cabinet.

Wide-Ranging Applications

The Fixed Type AC Low Voltage Switchgear Cabinet demonstrates exceptional versatility across multiple installation environments, from compact urban substations to expansive industrial complexes. The cabinet is suitable for power distribution systems with AC 50Hz, rated operating voltage of 380V, and rated operating current up to 5000A in power plants, substations, industrial and mining enterprises, and other power users. Deyan Electric's solutions are versatile and serve a broad spectrum of industries.

● Compact secondary substations

● Small industrial and mining enterprises

● Wind power plants

● Hotels, shopping malls, office buildings, commercial centers

● C-Load switch unit

● D-Direct cable connection unit

● De-Direct cable connection unit with grounding switch

● F-Load switch-fuse combination unit

● V-Vacuum circuit breaker unit

Industrial plants benefit from the protection and control of electrical systems in demanding environments like manufacturing facilities. Commercial buildings utilize the compact and safe power distribution for high-rise buildings and commercial complexes. The renewable energy sector is supported with solutions for wind power and photovoltaic applications.

Quality Assurance & Global Standards

Deyan Electric reinforces its market position with an unwavering commitment to quality and customer service. The company holds ISO9001:2015 certification for its quality management systems, along with ISO14001 and ISO45001:2018 certifications. All products meet stringent CE and other international standards. Each product undergoes rigorous testing—including visual inspection and function inspection—to guarantee performance and long-term reliability.

The company has a team of scientific and technological talents who have long been dedicated to the design of electrical and automatic control, which enables the enterprise to continuously enhance its scientific research capabilities. In terms of product development and creation as well as quality stability, Deyan Electric demonstrates strong technical strength, providing a reliable guarantee for power distribution control and electrical safety. The company adheres to the business philosophy of "surviving by quality, orienting towards the market, developing by reputation, and creating benefits through management".

Certification & Service Commitment

Deyan Electric's commitment to quality is demonstrated through comprehensive international certifications, with all products meeting CE and other standards. Each Fixed Type AC Low Voltage Switchgear Cabinet undergoes comprehensive testing to verify performance and long-term reliability.

The company's after-sales service is designed for global customer support, featuring standard warranty coverage with optional extended protection, 24/7 technical assistance, and readily available spare parts. On-site or remote operation and maintenance training ensures customers maximize equipment value and lifespan. The company's switchgear can be integrated with advanced protection relays and communication protocols like IEC 61850, allowing for seamless SCADA integration, remote monitoring, and predictive maintenance. With independent creation as the foundation and customer needs as the orientation, Deyan Electric strives to improve customers' production efficiency and quality.

Frequently Asked Questions

Q: What is the maximum rated current for this switchgear cabinet?

A: The Fixed Type AC Low Voltage Switchgear Cabinet is available with rated currents up to 5000A, with specific GGD models offering capacities from 400A to 3200A as detailed in the technical specification table.

Q: What standards does this cabinet comply with?

A: The cabinet complies with IEC 61439-1:2011 "Low-voltage switchgear and controlgear assemblies" and GB 7251 "Low-voltage switchgear assemblies", ensuring international quality and safety benchmarks.

Q: What is the difference between GGD1, GGD2, and GGD3 models?

A: The three models differ primarily in rated current capacity and fault withstand capability. GGD1 handles up to 1000A with 15kA breaking capacity, GGD2 handles up to 1600A with 30kA breaking capacity, and GGD3 handles up to 3200A with 50kA breaking capacity.

Q: What is the protection rating of the enclosure?

A: The cabinet features a robust 8MF cold-rolled steel construction with corrosion-resistant finish. The cabinet is rated at IP30 for protection against external ingress, offering a flexible range from IP20 to IP40, allowing users to select the most suitable level based on their specific environmental needs.

Q: What are the normal operating environmental conditions?

A: The ambient air temperature should not exceed +40°C, with a 24-hour average not exceeding +35°C, and the lower limit is -5°C. The equipment should be installed indoors at altitudes not exceeding 2000m. Relative humidity should not exceed 50% at +40°C, with higher humidity allowed at lower temperatures. The installation gradient should not exceed 5°.

Q: Is the cabinet suitable for harsh environments?

A: Yes, the 8MF cold-rolled steel construction with corrosion-resistant finish makes it suitable for harsh industrial and marine environments. The cabinet should be installed in places without severe vibration and impact, and where electrical components are not subject to corrosion.