Products Description

Reliable medium voltage switchgear for substations
Substation switchgear plays an important role in the power distribution system.It is used to connect, control, and protect the incoming and outgoing line loops, and allows the safe isolation of electrical equipment during inspection or maintenance. Our 35kV substation switchgear is designed for substations, industrial facilities, renewable energy projects and other medium voltage power distribution systems.Its configuration can be flexibly adjusted according to the project's voltage level, rated current, short-circuit tolerance requirements and protection scheme.
competitive advantage
Safe operation and protection
During normal operation, the switchgear needs to reliably perform circuit switching operations and provide protection in the event of a failure. The equipment can be configured with vacuum circuit breakers, protection relays, current transformers, voltage transformers, busbars and metering components according to customer needs. The mechanical and electrical interlocking function helps prevent misoperation. The independent internal compartment design optimizes the layout of the main circuit, busbar and control area, making inspection and maintenance more convenient.
Rugged metal-enclosed design
The metal-enclosed structure can not only protect the internal electrical components, but also effectively separate the different functional areas in the cabinet. Its layout can be customized for incoming, outgoing, transformer connection and female applications. The cabinet design fully considers the convenience of maintenance, and technicians can directly contact related components without unnecessary operations on other parts of the system.
Flexible configuration scheme
According to specific application scenarios, configuration options include:
1. Rated voltage and current
2. In and out line layout 3. Vacuum circuit breaker Busbar configuration
4. Protection and metering system
5. Cable inlet and connection method
6. Indoor installation requirements
7. On-site or remote control
This flexibility makes the switchgear suitable for both new substation projects and the upgrading of power distribution systems.
Adapt to stable operation in a variety of environments
Substation equipment often operates in environments affected by dust, humidity, temperature fluctuations and continuous electrical loads. The switchgear ensures the stability of operation through reasonable insulation distance, shell protection level and internal ventilation design. For projects in coastal areas, industrial parks, high-temperature areas or dusty environments, the appropriate cabinet protection level and component configuration can be selected according to on-site working conditions. Standards and quality control
Product Applications
1. Utility grid substations: used for inlet, outlet and feeder loops in medium voltage power grids.
2. Industrial power system: suitable for factories, mines, metallurgy, oil and gas facilities and other industrial projects.
3. Renewable energy projects: used for the collection and distribution of medium-voltage energy in solar and wind power plants.
4. Commercial buildings: suitable for large-scale buildings and public facilities that require reliable medium-voltage power distribution. 5. Transportation infrastructure: suitable for power distribution systems of railways, subways and airports.
6. Data center: Provide switching and protection functions for medium-voltage power systems that require continuous operation.

Product Specifications
| Project | Unit | Parameter | |
| Rated voltage | V | AC400 AC690 DC750 | |
| Rated frequency | HZ | 50 | |
| Rate insulation voltage | V | AC1000 DC1500 | |
| Rated impact voltage resistance | KV | 8 | |
| Main bus | Rated current | A | Up to 5000 |
| Rated peak withstand current(1s) | KA | 105, 176, 220 | |
| Rated short time withstand current (1s) | KA | 50, 80, 100 | |
| Gounding system | TT, IT, TN-S, TN-C-S | ||
| Protection level of cabinet | IP30, IP40, IP54 | ||
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