New construction for the transfer of energy generated by the photovoltaic modules into the power system as a part of photoelectric station on the territory of the Nikopol Ferroalloy Plant (Nikopol, Dnipropetrovsk region)
Solar Power Plant Capacity: 10 MW.
32 304 solar panels and 392 invertors .
Total area: 15 ha.
2017
- delivery of two 2х2500-10/0,4 kW transforming substations;
- delivery of 10 kV distribution switchgear consisting of ten switchgear cells (КСО-393);
- 10 kV cable laying;
- installation of six switchgear cells in 10 kV distribution switchgear;
- retrofit of two switchgear cells;
- relay protection testing;
- high voltage test.
Optimization of the circuit design to reduce the equipment cost.
Arrangement of the transforming substation and 10 kV distribution switchgear to minimize substation dimensions.
Cascade arrangement of the outgoing feeders in 0,4 kV distribution switchgear.
3D Design of the substation module by means of BIM technology.
- four steel modules of two transforming substations (TS1, and TS2) with ventilation and lighting installation;
- two detached steel modules of 0,4 kV distribution switchgear with ventilation and lighting installation;
- four 2500/10/0,4 kW transformers;
- ten switchgear cells (КСО-393) for distribution switchgears of the transforming substations TS1, and TS2;
- four 0,4 kV switchgear cells s with the drawout ingoing circuit-breaker for 4000 А current; twenty outgoing automatic circuit breakers 250 А (Schneider Electric maker) with arrangement for commercial metering.
- assembling of six modules in design position;
- installation of 0,4 kV distribution switchgear, local distribution switchboard with automatic transfer switcher with arrangement for commercial metering;
- installation of 10 kV distribution switchgear : switchgear cells КСО-393 (Electrim-2000 maker), КСО-205 (ABM Amper maker), installation of two power modules in the packaged distribution switchgear 2-10;
- erection of four 2500/10/0,4 kW transformers, connection of the transformers with 0,4 distribution switchgear by means of bass bridge;
- installation of substations’ grounding contouring.
- cable tray installation;
- 10 kV electric cable laying;
- grounding contour installation;
- installation of 10 kV port heads and splice boxes;
- 10 kV electric line testing;
- grounding contouring testing;
- seven switchgear cells of КСО-393 in 10 kV distribution switchgear, МРЗС-05 relay;
- five switchgear cells of КСО-39310, and two switchgear cells in the package distribution switchgear in 10 kV distribution switchgear, МРЗС-05 relay.
Key-turn delivery of the transforming substation equipment and works related to power supply.
Design of the transforming substation using REVIT (BIM technology) has shortened the design time.
Optimization of the circuit design of the equipment ensured reducing the transforming substation cost.
Cascade arrangement of the outgoing feeders in 0,4 kV distribution switchgear has ensured the convenience of connecting of a large number of outgoing cables.
