Overview of 10kv European Style Box-type Transformer

The 10kv European Style Box-type Transformer, also known as an outdoor prefabricated substation or modular transformer, is a compact and efficient power distribution solution designed to meet European standards for safety, energy efficiency, and space optimization. Unlike traditional substations, it integrates core components (such as transformers, switchgear, and control systems) into a single enclosed unit, making it a go-to choice for modern power infrastructure projects.

Advantages of 10kv European Style Box-type Transformer

Flexible & Space-Saving: The modular design allows easy combination of components based on specific power demands. It occupies 60%-80% less space than conventional substations, ideal for dense urban areas with limited land.
Easy Installation & Mobility: Lightweight and pre-assembled at the factory, it can be transported via truck and installed on-site in just a few days—cutting construction time by half compared to traditional setups. It also supports easy relocation for temporary or mobile projects.
Low Operation & Maintenance Costs: The enclosed structure protects internal parts from dust, rain, and corrosion, reducing wear and tear. It requires minimal routine maintenance, lowering long-term operational expenses.
Eco-Friendly & Safe: With no oil leakage risks (many models use dry-type transformers) and low noise levels, it complies with European environmental regulations. It can be installed near residential or commercial areas without causing pollution or disturbance.

Transformer Technical 10kv European Style Box-type Transformer

Item	Unit	Parameter
High-Voltage Unit
Rated Voltage	kV	12
Rated Frequency	Hz	50
1min Power-Frequency Withstand Voltage, Phase-to-Ground / Phase-to-Phase / Isolating Fracture	kV	42 / 48
Lightning Impulse Voltage, Phase-to-Ground / Phase-to-Phase / Isolating Fracture	kV	75 / 85
Rated Current	A	630
Rated Short-Time Withstand Current (2s)	kA	20
Rated Peak Withstand Current	kA	50
Low-Voltage Unit
Rated Voltage	V	400
Rated Current of Main Circuit	A	100 ~ 3200
Rated Short-Time Withstand Current (1s)	kA	15, 30, 50
Rated Peak Withstand Current	kA	30, 60, 105
Number of Branch Circuits	Circuit(s)	According to Customer Requirements
Compensation Capacity (of Transformer Capacity)	%	15 ~ 30
Transformer Unit
Rated Capacity	kVA	50 ~ 2000
Impedance Voltage	%	4 / 6
Tap Range	–	– (No specific parameter provided)
Connection Group Symbol	–	Yyn0 or Dyn11

Applications of 10kv European Style Box-type Transformer

Urban Power Grid Upgrades: It can be placed close to load centers (like residential districts, shopping malls, or office buildings), shortening power supply distances and improving end-user voltage stability—critical for modern city electricity needs.
Industrial & Mining Sites: Suitable for factories, mines, or construction sites, it adapts to harsh working conditions and provides reliable power for production or mobile operations.
Temporary Power Needs: Ideal for large events, emergency rescue sites, or temporary construction projects, thanks to its quick installation and relocation features.