Overview
TheGGD Low Voltage AC Distribution Cabinetis an advancedpower distributionsolution designed for various industrial and commercial applications. This cabinet is used for power distribution and motor control in power plants, factories, high-rise buildings, petrochemical facilities, and other large-scale installations. It complies with bothnational and international electrical standardsto ensure high reliability, safety, and operational efficiency.
Product Features
- Voltage Levels: Supports380V/660Vrated working voltage.
- High Current Capacity: Rated current up to3150A, suitable for low-voltage distribution transformers up to2000kVA.
- Short-Circuit Protection: Withstands15kA to 50kAshort-circuit breaking current, ensuring system safety.
- Flexible Configuration: Designed to accommodatedifferent busbar layoutsbased on system requirements.
- Enclosure Protection: IP30/IP40 protection class fordust and water resistance.
Model Description
TheGGD cabinet seriesfollows a structured classification system to allow customization based on application needs.
Model Naming Conventions:
- G–Low voltageswitchgear
- G–Fixed installation
- D–Powerdistribution cabinet
- □–Main circuit scheme number
- □–Auxiliary circuit scheme number
This structured model allows for enhancedmodular design and easy system integration.
Ambient Operating Conditions
For optimal performance, the GGD cabinet is designed to operate under the following environmental conditions:
- Temperature Range: -5°C to +40°C (Short-term storage up to+70°C).
- Humidity: Max50% at 40°C, allowing higher humidity levels at lower temperatures.
- Altitude: Not exceeding2000 meters.
- Installation Inclination: Less than5°from the vertical.
- Vibration & Shock Resistance: Suitable for environmentsfree from heavy mechanical shocks.
Electrical Performance & Technical Specifications
TheGGD cabinet seriesis available in three primary configurations based oncurrent rating and short-circuit capacity:
| Modèle | Rated Voltage (V) | Rated Current (A) | Short-Circuit Breaking Current (KA) | Short-Time Withstand Current (1s) (KA) | Peak Withstand Power (KA) |
|---|---|---|---|---|---|
| GGD1 | 380 | 1000 / 600 / 400 | 15 | 15 | 30 |
| GGD2 | 380 | 1500 / 1000 / 600 | 30 | 30 | 63 |
| GGD3 | 380 | 3150 / 2500 / 2000 | 50 | 50 | 105 |
TheGGD cabinetmeets the stringentIEC 60439-1andGB 7251.1-2005low-voltage switchgear standards.
Structural Features
TheGGD cabinetis built using amodular assembly design, allowing easy customization for different applications. Key structural highlights include:
- Robust Frame: Constructed withgalvanized steel, ensuringhigh mechanical strengthand resistance to corrosion.
- Busbar System: Designed withaluminum or copper busbarsto optimize cost and conductivity.
- Flexible Internal Layout: Allows integration of variouselectrical componentsincludingcircuit breakers, contactors, and monitoring devices.
- Ease of Maintenance:Front and rear access doorsenable convenient servicing of internal components.
Installation & Operation Guidelines
Installation Requirements:
- Ensure aflat and stable foundationbefore cabinet installation.
- Secure the cabinet usingfoundation boltsas per the layout diagram.
- Align busbars properlyto ensure proper connectivity.
- Maintain at least800-1200mm clearanceat the rear formaintenance access.
Operational Considerations:
- Circuit Breaker Maintenance: Regular inspection is required, especially aftermultiple switching cycles.
- Environmental Protection: Keep the cabinetfree from dust and moistureto extend lifespan.
- Safety Locking Mechanism: Integratedinterlocks prevent accidental operations.
Dimensions & Mounting Specifications
TheGGD cabinet seriescomes in multiple size configurations to meet different spatial and power distribution requirements.
| Product Code | Width (A) (mm) | Depth (B) (mm) | Height (C) (mm) | Depth (D) (mm) |
|---|---|---|---|---|
| GGD06 | 600 | 600 | 450 | 556 |
| GGD06A | 600 | 800 | 450 | 756 |
| GGD08 | 800 | 600 | 650 | 556 |
| GGD08A | 800 | 800 | 650 | 756 |
| GGD10A | 1000 | 600 | 850 | 556 |
| GGD10A | 1000 | 800 | 850 | 756 |
| GGD12 | 1200 | 800 | 1050 | 756 |
Product Documentation & Accessories
Each GGD cabinet is supplied withdetailed technical documentationand essential accessories:
- Packing List
- Certificate of Conformity
- Instruction Manual
- Factory Test Report
- Electrical Drawings
- Cabinet Door Keys & Spare Parts
This ensureseasy installation, safe operation, and long-term reliability.
Conclusion
TheGGD Low Voltage AC Distribution Cabinetis ahigh-performance,modular, andcustomizableswitchgear solution designed to meet modern power distribution needs. Withflexible configuration options,high safety standards, androbust construction, it is ideal forindustrial, commercial, and infrastructure applications.
For more information, pleasecontact usor refer to thetechnical documentation.
