China GGD AC Low Voltage Distribution Cabinet 380V/50Hz - Reliable Power Solution from Trusted Suppliers & Factory
Type Designation

| 1 | Power Cabinet |
| 2 | Fixed installation and wiring of electrical components |
| 3 | AC Low-Voltage Distribution Cabinet |
| 4 |
Design No.1: Breaking Capacity 15kA Design No.2: Breaking Capacity 30kA Design No.3: Breaking Capacity 50kA |
| 5 | Main Circuit Scheme Code |
| 6 | Auxiliary Circuit Scheme Code |
Electrical Performance
| Model | Rated Voltage (V) | Rated Current (A) | Rated Short-Circuit Breaking Current (kA) | Rated Short-Time Withstand Current (1s)(kA) | Rated Peak Withstand Current (kA) | |
| GGD1 | 380 | A | 1000 | 15 | 15 | 30 |
| B | 600(630) | |||||
| C | 400 | |||||
| GGD2 | 380 | A | 1500(1600) | 30 | 30 | 63 |
| B | 1000 | |||||
| C | 600 | |||||
| GGD3 | 380 | A | 3150 | 50 | 50 | 105 |
| B | 2500 | |||||
| C | 2000 | |||||
- ● Main Circuits: GGD cabinets provide 129 circuit schemes (298 specs) for ≤3150A systems, including reactive compensation options.
- ● Auxiliary Circuits: Features dual power schemes with LMZ3D current transformers for relay protection.
- ● Busbars: Uses aluminum (≤1500A) or copper busbars (>1500A) with tin-plated joints.
- ● Components: Combines standard parts with specialized ZMJ busbar clamps and HD13BX knife switches.
Product Display
Outline and Installation Dimensions

| Product Code | A | B | C | D |
| 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 |
Ordering Notice
Product operating site and special requirements:
- 1 Provide product ordering drawings, which should include wiring diagrams and indicate transformer capacity, main component model specifications, distribution branch circuits, and capacity.
- 2 When it is necessary to configure electric energy metering and reactive power automatic compensation devices, the requirements for the configuration of the metering meter and transformer should be provided, and the capacity of the compensation capacitor should be indicated.
- 3 Specify the requirements for surface treatment of the product.
Frequently Asked Questions
QWhat is the GGD AC Low-Voltage Distribution Cabinet used for?
The GGD AC Low-Voltage Distribution Cabinet is used for power distribution in industrial and commercial facilities. It controls, protects, and monitors low-voltage power supply systems rated at 380V AC, managing branch circuits and load distribution efficiently.
QWhat are the differences between GGD1, GGD2, and GGD3 models?
The three models differ in their rated current capacity and short-circuit breaking capability. GGD1 supports up to 1000A with a 15kA breaking capacity; GGD2 supports up to 1600A with 30kA; and GGD3 supports up to 3150A with a 50kA breaking capacity, making GGD3 suitable for heavy-duty industrial applications.
QWhat type of busbars are used in the GGD cabinet?
GGD cabinets use aluminum busbars for systems rated at or below 1500A, and copper busbars for systems exceeding 1500A. All busbar joints are tin-plated to ensure reliable electrical connections and minimize contact resistance.
QCan the GGD cabinet support reactive power compensation?
Yes. The GGD cabinet's main circuit schemes include reactive power compensation options. When ordering, customers should specify the requirements for metering meters, transformers, and the compensation capacitor capacity to ensure proper configuration of the reactive power automatic compensation device.
QWhat information is required when placing an order for a GGD cabinet?
When placing an order, customers should provide ordering drawings with wiring diagrams, transformer capacity, main component model specifications, branch circuit distribution, load capacity requirements, surface treatment preferences, and any special configuration needs such as metering or reactive power compensation devices.
QWhat cabinet sizes are available for the GGD series?
The GGD series is available in multiple sizes ranging from 600mm to 1200mm in width, with depth options of 600mm or 800mm. Product codes include GGD06, GGD06A, GGD08, GGD08A, GGD10A, and GGD12, allowing flexible installation to suit various space and capacity requirements.







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Mr.Fu

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