Description
Description of Prefabricated Box Type Power Substation Equipment
In the realm of modern electrical infrastructure, the Prefabricated Box Type Power Substation stands out as a game-changer, redefining how power is distributed across diverse settings. This all-in-one system integrates core components—transformers, switchgear, protection devices, and smart control systems—into a preassembled, weatherproof enclosure, eliminating the complexity of on-site construction.

Designed for speed and versatility, the Prefabricated Box Type Power Substation cuts installation time by up to 70% compared to traditional substations, making it ideal for urgent projects, urban expansions, industrial zones, renewable energy farms (solar, wind), and remote areas. Its compact, modular structure ensures easy transportation and seamless deployment, even in space-constrained or harsh environments.

Safety and reliability are at its core: built to meet global electrical standards, it minimizes energy loss, reduces maintenance needs, and ensures stable power flow—critical for keeping operations running smoothly. Whether you’re upgrading existing grids or building new infrastructure, the Prefabricated Box Type Power Substation delivers cost-efficiency, durability, and adaptability, proving itself as the smart choice for modern power distribution needs.
Parameter of Prefabricated Box Type Power Substation Equipment
| Description | Unit | Data | |
| HV compartment | Rated Frequency | Hz | 50 |
| Rated voltage | kV | 6 10 35 | |
| Max operating voltage | kV | 6.9 11.5 40.5 | |
| Power frequency withstand voltage | kV | 32/36 42/48 95/118 | |
| (phase to ground and between phases)/ disconnector fracture | |||
| lightning impulse withstand voltage | kV | 60/70 75/85 185/215 | |
| (phase to ground and between phases)/ disconnector fracture | |||
| Rated current | A | 400 630 | |
| Rated short-time withstand current | kA | 12.5(2S) 16(2S) 20(2S) | |
| Rated peak withstand current | kA | 32.5 40 50 | |
| LV compartment | Rated voltage | V | 380 200 |
| Rated current of main circuit | A | 100~3200 | |
| Rated short-time withstand current | kA | 15 30 50 | |
| Rated peak withstand current | kA | 30 63 110 | |
| Branch current | A | 10 ~ 800 | |
| Number of branch circuits | / | 1 ~ 12 | |
| Compensation capacity | kVA R | 0 ~ 360 | |
| Transformer | Rated capacity | kVA | 50~2000 |
| hort-circuit impedance | % | 4 6 | |
| Tapping range | / | ±2×2.5% ±5% | |
| Connection group symbol | / | Yyn0 Dyn11 | |






























































