Transformer substation (referred to as box type substation) is a compact complete set of distribution equipment that combines high-voltage switchgear distribution transformers, low-voltage switchgear, energy metering equipment, and reactive power compensation devices in one or several boxes according to a certain wiring scheme.

| Transformer Substation Parameters |
| No. |
Items |
Unit |
Value |
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| 1 |
Rated voltage | Primary | kV |
40.5 |
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| Secondary | 12;0.69 |
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| Subsidiary circuit | V |
110;220;380 |
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| 2 |
Rated current | High voltage circuit | A |
400~1250 |
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| Low voltage circuit | 630~3150 |
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| 3 |
Rated frequency |
Hz |
50;60 |
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| 4 |
Rated power | kVA |
200~20000 |
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| 5 |
Rated insulation level |
High voltage side | Power frequency | kV |
95 |
|||
| Impact | 185 |
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| High voltage side | Power frequency | 42 |
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| Impact | 75 |
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| 6 |
Rated short time withstand current | High voltage side | kA |
20;25;31.5 |
||||
| Low voltage side | 25;31.5;40 |
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| 7 |
Rated peak withstand current | High voltage side | 50;63;80 |
|||||
| Low voltage side | 63;80;100 |
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| 8 |
Insulation level of transformer | Power frequency | kV |
65 |
||||
| Impact |
85 |
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| 9 |
Insulation level of subsidiary circuit | 2 | ||||||
| Advantages of Transformer Substation |
1.A complete set of prefabricated substations can be directly connected without modification, making you worry free and effortless.
2.A complete set of prefabricated substations can be directly connected without modification, making you worry free and effortless.
3.Online installation guidance, remote guidance can be provided during the installation process, including wiring and power transmission services.

| Shell Material |
The selection of the casing for a box type transformer should take into account factors such as usage environment, protection requirements, cost budget, and maintenance convenience, including composite plates, cold-rolled plates, painted panels, etc. In practical applications, appropriate material combinations should be selected based on specific project requirements to achieve efficient and stable operation of the equipment.

| Transformer Substation Case |
CLHT products are sold to 38 countries and regions worldwide. We have signed supply agreements with local power bureaus for three consecutive years, contributing our modest efforts to the construction of the national power grid.

