- 1. Product Overview
- 2. Compliance Standards
- Key Technical Parameters
- 3. Key Features
- 3.1 High Safety and Reliability
- 3.2 Modular and Scalable Design
- 3.3 Intelligent Control System
- 3.4 Robust Drawer Unit Design
- 4. Installation and Usage Guidelines
- 4.1 Pre-Installation Checklist
- 4.2 Installation Guidelines
- 5. Applications
- 6. Conclusion
1. Product Overview
O GCK Low-Voltage Withdrawable Switchgear is a state-of-the-art power distribution system widely used in power plants, metallurgical steel rolling, petrochemical industries, light industry, ports, buildings, and hotels. It is designed for AC three-phase four-wire or five-wire systems, operating at voltages of 380V and 660V, with a frequency of 50Hz, and a rated current of up to 5000A.
This switchgear complies with national and international standards, undergoing comprehensive type testing and CCC certification, ensuring high safety, reliability, and modular design flexibility.
2. Compliance Standards
The GCK switchgear meets the following standards:
✔ GB 7251.1-2005 – Low-voltage switchgear (National Standard)
✔ IEC 60439.1-1992 – Low-voltage switchgear and controlgear (International Standard)
Key Technical Parameters
| Especificação | Value |
|---|---|
| Rated Insulation Voltage | 660V / 1000V |
| Rated Operating Voltage | 400V / 660V |
| Auxiliary Circuit Voltage | AC 380V / 220V, DC 110V / 220V |
| Busbar Rated Current | 1000A – 5000A |
| Short-Time Withstand Current (1s) | 50kA, 80kA |
| Peak Withstand Current | 105kA, 140kA, 176kA |
| Branch Busbar Rated Current | 630A – 1600A |
| Nível de proteção | IP30, IP40 |
| Busbar System | Three-phase four-wire / five-wire |
| Operation Mode | Local, Remote, Automatic |
3. Key Features
3.1 High Safety and Reliability
Independent compartmentalization: The cabinet is divided into a busbar room, functional unit room, and cable room, preventing the spread of electrical faults.
Advanced short-circuit withstand capacity, with busbars designed to handle up to 176kA peak current.
3.2 Modular and Scalable Design
Customizable configurations for power distribution and motor control applications.
Each Motor Control Center (MCC) cabinet can accommodate up to 9 1-unit drawers or 18 1/2-unit drawers.
3.3 Intelligent Control System
Supports manual, remote, and automatic operation, enabling seamless integration into smart power distribution networks.
3.4 Robust Drawer Unit Design
Drawer locking mechanism prevents accidental withdrawal when the main switch is closed.
Rotary propulsion system ensures smooth drawer operation with three-position interlocking (Connected, Test, Isolated).
Main circuit plug-in and auxiliary circuit plug-in for easy maintenance.
4. Installation and Usage Guidelines
4.1 Pre-Installation Checklist
Inspect packaging integrity and verify all accessories.
Store units in a dry, ventilated environment before installation.
4.2 Installation Guidelines
Follow the provided installation schematics and diagrams.
Ensure proper grounding and cable routing to prevent operational hazards.
Leave sufficient clearance for ventilation and maintenance.
5. Applications
O GCK switchgear is widely applied in various industries, including:
✔ Power plants, substations, and industrial automation systems
✔ Steel, chemical, and petrochemical industries
✔ Commercial buildings, airports, and large infrastructure projects
✔ Renewable energy projects (solar and wind power integration)
Due to its high adaptability, modular design guide, and advanced safety features, the GCK switchgear is a preferred choice for modern power distribution and motor control systems.
6. Conclusion
O Painel de distribuição extraível de baixa tensão GCK delivers exceptional reliability, flexibility, and safety in low-voltage power distribution applications. With its modular design, advanced safety mechanisms, and compliance with international standards, it is ideal for high-performance industrial and commercial power systems.
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