Keeya, a renowned factory and trusted supplier, specializes in the production of cutting-edge American Type Prefabrication Substations. With a commitment to innovation and precision engineering, our factory excels in crafting these advanced substations designed to meet the evolving needs of the electrical infrastructure industry.
As dedicated suppliers, Keeya prioritizes quality and adherence to industry standards, offering state-of-the-art solutions to enhance energy distribution systems. With our new line of American Type Prefabrication Substations, Keeya continues to set the benchmark for reliability, efficiency, and modern technology. Choose Keeya as your supplier for the latest in electrical substations and experience the future of efficient and advanced power distribution.
ZGS11-12 series American Type Prefabrication Substation(American type)With small volume, easy installation and maintenance, low noise, low loss, anti-theft, overload capacity, full protection and other characteristics. It is suitable for new residential areas, green belts, parks, stations, hotels, construction sites, airports and other places.
ZGS11-12 series American Type Prefabrication Substation(American type),suitable for 10kV ring network power supply,dual power supply or terminal power supply systems, is used as substation, metering, compensation control and protection device. This product conforms to the following standards: GB/T17467-2020 "High Voltage/Low Voltage Prefabricated Substations" and DL/T537-2018 "6-35kV Box Substation Ordering Technical Conditions".
● Altitude: not more than 1000m;
● Ambient temperature: -35℃~+40℃;
● Relative humidity: daily average not more than 95%, monthly average not more than 90%;
● Installation place: no fire, explosion risk or chemical corrosive gas and well-ventilated, the ground dip angle is not more than 3°.
Prefabricated substation technical parameter table
|
No. |
Item |
Unit |
Technidal parameter |
|
1 |
Rated voltage |
kV |
12/0.4 (HV/LV) |
|
2 |
Max.operating voltage |
kV |
12(HV slde) |
|
3 |
Rated frequency |
Hz |
50 |
|
4 |
Rated capacity |
kVA |
50-1600 |
|
5 |
1 min power frequency withstand voltage |
kV |
35 |
|
6 |
Lightning impulse voltage |
kV |
75 |
|
7 |
Cooling code |
|
Oil-immersed self-cooled |
|
8 |
High voltage backup fuse breaking current |
kA |
50 |
|
9 |
Plug-in fuse breaking current |
kA |
2.5 |
|
10 |
Ambient temperature |
℃ |
-35~+40 |
|
11 |
Allowable temperature rsie of coil |
℃ |
65 |
|
12 |
No-load voltage regulation |
|
±5% or ±2×2.5% |
|
13 |
Noise level |
db |
50 |
|
14 |
Protection level |
|
P43 |
ZGS11-12 Prefabricated Subsation (American type)
Technical requirements:
1. Refer to the actual size of the combination:
2. The surface of the concrete platform shall be ßat,and the combined substation shall be pxed on the platform by pressing plate fixation;
3. The form of grounding bar and cable fixing bracket can be determined according to the actual situation;
4. Cable fixing frame and grounding bar should be embedded;
5. The location of the inlet and outlet cable hole is determined according to the specific situation;
6. There must be a gap of not less than 1.5m on the front of the switch after installation to facilitate operation.
7. Grounding grid can be made of 12 galvanized round steel or 40×4 galvanized ßat copper,grounding resistance should meet the requirements of the power department.
Widthof cable chute
Substation cable inlet and outlet construction drawing(YB6)
