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China Outdoor Integrated Distribution Box - Reliable Power Distribution Solution from Leading Suppliers & Factory
Model and Definitions
Use Environment and Conditions
- ✓ Ambient temperature: -25℃ to +40℃;
- ✓ Relative humidity of air: daily average value is not more than 90%, monthly average value is not more than 90%;
- ✓ Altitude: no more than 1000m;
- ✓ Install it in a place without severe vibration, impact and corrosive gas.
If the above conditions are exceeded, you can negotiate with our company.
Technical Parameters
| No. | Items | Units | Data |
|---|---|---|---|
| 1 | Transformer capacity | KVA | 30-400 |
| 2 | Rated Working Voltage | V | AC400 |
| 3 | Auxiliary circuit working voltage | V | AC220, AC380 |
| 4 | Rated Frequency | HZ | 50 |
| 5 | Rated Current | A | ≤630 |
| 6 | Rated drop point operating current | A | 30-300 adjustable |
| 7 | Level of Protection | - | IP44 |
Box structure diagram
Installation Diagram
Vertical box dimensions
Box dimensions
Horizontal box dimensions
| Transformer capacity | Solution No. | L | W | H |
|---|---|---|---|---|
| 30-100KVA | 01,06 | 800 | 450 | 700 |
| 30-250KVA | 02,04,07,09 | 900 | 500 | 700 |
| 100-400KVA | 03,05,08,10 | 1100 | 600 | 800 |
The above dimensions are for reference only
Vertical box dimensions
| Transformer capacity | Solution No. | L | W | H |
|---|---|---|---|---|
| 30-100KVA | 01,06 | 600 | 450 | 1000 |
| 30-250KVA | 02,04,07,09 | 700 | 500 | 1000 |
| 100-400KVA | 03,05,08,10 | 800 | 600 | 1100 |
The above dimensions are for reference only
Ordering Instructions
- ✓ Product Model, quantity;
- ✓ Product structure type (vertical, horizontal);
- ✓ Model and Technical Parameters of main components;
- ✓ Other special requirements.
Frequently Asked Questions (FAQ)
What are the standard ambient conditions required for installing this equipment?
The equipment requires an ambient temperature of -25℃ to +40℃, relative humidity not exceeding 90% (both daily and monthly average), and an altitude of no more than 1000m. It must be installed in a location free of severe vibration, impact, and corrosive gas.
What is the rated working voltage and frequency for the main circuit?
The rated working voltage is AC400V, and the rated frequency is 50Hz. The auxiliary circuit working voltage is AC220V or AC380V.
What is the protection level of the box structure?
The box is designed with an IP44 protection level, making it suitable for safe operation within the specified ambient conditions.
What options are available for the box dimensions?
We offer both horizontal and vertical box dimensions. For transformer capacities ranging from 30KVA to 400KVA, dimensions range from 800x450x700mm to 1100x600x800mm for horizontal boxes, and 600x450x1000mm to 800x600x1100mm for vertical boxes.
What information is needed to place an order?
To place an order, please provide the product model and quantity, the preferred box structure type (horizontal or vertical), the model and technical parameters of the main components, and any other special requirements.

