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GCS Low Voltage Withdrawable Switchgear
GCS Low Voltage Withdrawable Switchgear
The GCS low-voltage withdrawable switchgear is suitable for distribution systems in power plants, oil, chemical, metallurgy, textiles, and high-rise buildings. As an integrated low-voltage distribution device, it excels in large power plants and petrochemical systems, especially in high automation environments requiring computer interfaces, supporting three-phase AC frequency of 50 (60) Hz with a rated current of up to 4000 A for power distribution, motor control, and reactive power compensation.
Key Features:
Compact Design: A compact structure allows for more functional units in a smaller space, optimizing space utilization.
Strong Universality: Components have good universality and are flexible in assembly to meet various application needs.
Modular Design: Standard modular design with five size series standard units, allowing users to freely combine as needed.
High Performance: The vertical busbar of the MCC cabinet has a rated short-circuit withstand current of 80 kA, and the horizontal busbar layout meets international standards, capable of withstanding dynamic short-circuit currents of 176 kA.
Why choose GCS low-voltage withdrawable switchgear?
The GCS low-voltage withdrawable switchgear is the ideal solution for modern industrial needs, applicable to various distribution and control systems. Its modular design and strong performance enable it to handle harsh working environments, ensuring safe and reliable operation. As an efficient electrical switchgear, it provides users with effective energy management and automation control.
Main Features
Space-Saving Design: The GCS low-voltage withdrawable switchgear features a compact cabinet layout that maximizes the use of available installation space, making it ideal for modern electrical rooms and centralized distribution systems.
Modular and Scalable Configuration: Built on a modular design concept, the system can be flexibly configured for power distribution, motor control, and reactive power compensation, allowing it to adapt to a wide range of project requirements.
Reliable Short-Circuit Performance: The cabinet is designed to deliver strong short-circuit withstand capability, with vertical busbars in MCC sections rated up to 80kA, ensuring dependable performance in demanding operating conditions.
Flexible for Different Applications: Suitable for AC 400V and 690V systems, the GCS switchgear is widely used in power plants, industrial facilities, petrochemical projects, commercial buildings, and other low-voltage distribution applications.
Easy Maintenance and Serviceability: The withdrawable unit design makes routine inspection, replacement, and future expansion more convenient, helping reduce downtime and improve maintenance efficiency.
Built to Recognized Standards: The system is designed in accordance with GB/T 7251.1 and IEC 61439, with enclosure protection levels ranging from IP30 to IP54 to suit different indoor operating environments.
Operating Conditions
Ambient Temperature: The recommended ambient temperature range is -5°C to +40°C, with the average temperature over a 24-hour period not exceeding +35°C.
Altitude: For indoor installations, the site altitude should not exceed 2000 meters above sea level.
Humidity: The equipment should be installed in an indoor environment where humidity is controlled to minimize the risk of condensation.
Installation Surface: The installation surface should be level, with a ground inclination of no more than 5°, to ensure proper cabinet alignment and stable operation.
Installation Environment: The switchgear should be installed in a clean, dry, and well-ventilated indoor location, away from severe vibration, strong impact, and corrosive gases.
Application
The GCS low-voltage withdrawable switchgear is widely used in low-voltage distribution systems that require reliable power distribution, motor control, and reactive power compensation. It is especially suitable for modern industrial and commercial projects with high requirements for automation, safety, and space efficiency.
Typical application scenarios include power plants, petrochemical systems, oil and gas facilities, metallurgy, textile factories, industrial and mining enterprises, high-rise buildings, and large commercial complexes. It is also suitable for production workshops, utility distribution rooms, infrastructure projects, and other applications where centralized low-voltage control and distribution are required.
With its modular withdrawable structure, strong short-circuit withstand capability, and compatibility with automated control environments, the GCS cabinet helps improve operational reliability, simplify maintenance, and support efficient low-voltage power management in demanding electrical systems.
Model meaning
Technical Parameters
Overall and mounting dimensions(mm)（Reference）
Model meaning
| GCS low-voltage withdrawable switchgear | G: | Enclosed switchgear structure |
| C: | Withdrawable type | |
| S: | Design code |
Technical Parameters
The GCS low-voltage withdrawable switchgear is designed for AC 400V/690V low-voltage distribution systems and supports main busbar ratings from 400A to 6300A. With modular withdrawable units, high short-circuit withstand capability, IP30–IP54 protection, and compliance with GB/T 7251.1 and IEC 61439, it is suitable for power distribution, motor control, and reactive power compensation in industrial and commercial applications.
| Item | Parameter |
|---|---|
| Rated Operational Voltage | AC 400V, 690V |
| Rated Insulation Voltage | 1000V |
| Rated Frequency | 50Hz |
| Rated Current of Main Busbar | 400A–6300A |
| Rated Short-Time Withstand Current | 15kA–80kA / 1s |
| Rated Peak Withstand Current | 30kA–176kA |
| Degree of Protection | IP30–IP54 |
| Standard Cabinet Dimensions | Width: 600 / 800 / 1000mm, Height: 2200mm, Depth: 800 / 1000mm |
| Drawer Unit Module | 1/2 unit, 1 unit, 2 units, 3 units, etc. |
| Mechanical Life | Drawer: ≥500 operations; Door: ≥10,000 operations |
| Ambient Temperature | -5°C to +40°C |
| Altitude | ≤2000m |
| Standards | GB/T 7251.1, IEC 61439 |
Overall and mounting dimensions(mm)（Reference）
Custom GCS Switchgear Solutions for Your Project
(The values can be customized according to local project requirements.)
If you have specific requirements for the parameters, structure, or configuration of the GCS low-voltage withdrawable switchgear, please contact us. Our team of account managers, technical engineers, and product consultants will assess your application scenario, electrical requirements, control needs, installation environment, and project timeline to provide a tailored solution.
We can customize rated voltage, current capacity, cabinet configuration, functional unit layout, enclosure protection level, and other key design details to ensure reliable performance in your low-voltage power distribution system.
FAQ
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