33/0.4kv 1250kVA High Voltage Mini Substation

33/0.4kv 1250kVA High Voltage Mini Substation

Box-type prefabricated substation, used for high-voltage/low-voltage equipment, compact equipment transformer combination. Widely used in urban high-rise buildings, urban and rural buildings, residential areas, factories, parks, airports, railways, oil fields, shopping malls and temporary...

Description

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Box-type prefabricated substation, used for high-voltage/low-voltage equipment, compact equipment transformer combination. Widely used in urban high-rise buildings, urban and rural buildings, residential areas, factories, parks, airports, railways, oil fields, shopping malls and temporary buildings and other outdoor places. Used for the reception and distribution of electric energy in the power distribution system.


Feature for the outdoor transformer substation:

1. The substation shell adopts steel surface treatment, which has sufficient mechanical strength and rigidity.

2. The shell material is made of cold rolled steel plate, stainless steel plate, aluminum alloy plate, color steel plate, etc.

3. Each chamber uses steel plates to enter a separate small room, and the layout is designed in an "or" shape according to electricity demand.

4. In order to facilitate monitoring and maintenance, the transformer room and the high and low voltage rooms are equipped with lighting devices.

5. The top plate adopts a double-layer structure to prevent heat radiation from increasing the indoor temperature.

6. The transformer is naturally ventilated. When the temperature in the transformer room exceeds the set temperature, the top of the axial flow fan automatically starts to control the temperature in the transformer room.

7. The connector is equipped with a sealing device, which has a good moisture-proof function.

Perfect protection performance, convenient operation, ensure maintenance safety;


Applicable conditions:

Altitude:≤2000m

Ambient temperature:-35ºC~+40ºC

Relative humidity:

Daily average≤95%

Monthly average≤90%

Seismic capacity:8 degrees


CurrentAC
Altitude≤2000m
Ambienttemperature-35ºC-+40ºC
Seismic Capacity8 degree

Electric Power Distribution Substation

Note: Due to continuous product improvement, the dimensions provided in this sample are for reference only. If necessary, our company can design and produce according to user requirements. Please contact the company in time.


Main technical parameters
Main circuit rated voltage(V)..........................Ac 400 (600)
Rated voltage of auxiliary circuit (V)..........................Ac 220/380 (400) dc 110/220
Rated frequency (Hz)..........................50(60)
Rated insulation voltage(V)..........................690(1000)
Rated current(A)The level of bus≤6000
Rated short-time bus withstand current (kA/1s)..........................50,80
Rated peak withstand current of bus (kA/0.1s)..........................105,176

main circuit2500
Power frequency test voltage (V/1min)Auxiliary circuit1760

Three-phase four-wire systemA,B,C,PEN
busThree-phase five-wire systemA,B,C,PE,N
Protection grade..........................IP30


Ordering instruction:

1. Conceptual drawing or electrical schematic diagram of main circuit.

2. Model, specification and quantity of main components.

3. Incoming and outgoing line mode and cable specification, etc.

4. Shell material and appearance: composite plate, steel plate, stainless steel plate, cement plate, etc.

5. Other order requirements.


We've got quite possibly the most state-of-the-art production gear, experienced and qualified engineers and workers, acknowledged top quality handle systems along with a friendly expert gross sales group pre/after-sales support for 33/0.4kv 1250kVA High Voltage Mini Substation. We have complete production facilities, advanced and exquisite manufacturing process, scientific and standard management models, and high-quality staff, laying a solid foundation for supply of better products and services to customers. Warmly welcome new and old customers for business negotiation and cooperation, and jointly create a bright prospect! The courage to challenge, tolerant and open corporate culture is implemented in all aspects of our business operations and passed on to our customers, which injects energy into us to truly become a good company.

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