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20 kV 1000 kVA Three-Phase Prefabricated
Compact Substations

20 kV 1000 kVA Three-Phase Prefabricated | RFQ Sourcing Details

Compact Substations · Quote on request

This is a product procurement detail page: check specs, images, category context and related sourcing paths before sending an RFQ.

Quote on request

Product specs

CategoryCompact Substations
Unitset
PhaseThree phase
Product typePrefabricated
CustomizationAvailable
Cooling optionsONAN, ONAF, AN, or AF
Winding arrangementTwo windings or three windings
Tap regulation range±2 × 2.5%
CategoryCompact Substations
AvailabilityInquiry required
Source date2026-07-22

Buyer's Digest

Use this page as a product-first sourcing checkpoint before sending an RFQ. Category: Compact Substations. Confirm application fit, capacity, materials, destination, lead time and compliance requirements before comparing suppliers.

Original product description

This 20 kV, 1000 kVA prefabricated switchgear, and low-voltage distribution equipment in one enclosure, providing a packaged alternative to constructing these elements separa sformers. Listed cooling methods are ONAN, ONAF, AN, and AF.

The broader configurable range is stated as 100 kVA to 3150 kVA, with high-voltage ratings from 10 kV to 35 kV and low-voltage options of 0.2 kV, 0.4 kV, or 0.69 kV. Available frequency options are 50 Hz and 60 Hz.

Listed vector-group options include Dyn11, Yyn0, Yd11, and YNd11, with a stated tap-regulation range of ±2 × 2.5% and impedance-voltage range of 4% to 6%. The listing identifies copper or aluminum winding options and EI or EE core configurations.

Because another section describes a copper-winding configuration, the selected conductor material should be recorded explicitly in the approved technical schedule.

The unit is listed for industrial, commercial, power-distribution, and renewable-energy use, but suitability for a particular factory depends on the site network and load study.

Procurement questions to confirm: Buyers should verify the exact HV/LV ratio, rated capacity, frequency, vector group, impedance, tap arrangement, winding conductor, cooling method, enclosure arrangement, protection scheme, switchgear ratings, cable interfaces, metering, auxiliary supply, and earthing provisions.

Also confirm the applicable standards and required certification documents for the destination market, along with ambient-temperature, altitude, indoor or outdoor installation, ingress-protection, seismic, corrosion, and acoustic requirements.

Request approved drawings, a component schedule, routine and type-test requirements, factory-acceptance-test scope, final shipping dimensions and weight, packaging, delivery schedule, warranty terms, and commissioning responsibilities before ordering.

20 | Applications and Buyer Notes

20 is organized as a sourcing-ready Compact Substations reference. The page combines visible product or company data with structured procurement cues so buyers can compare application fit, specifications, quantity, quality requirements and lead-time questions

Applications

  • Initial shortlist building for related product or supplier options.
  • Specification and application fit review before bulk purchasing.
  • Category, keyword and detail-page comparison before sending an RFQ.

Key specifications

Category
Compact SubstationsBased on visible page data; confirm exact value in the RFQ.
Unit
setBased on visible page data; confirm exact value in the RFQ.
Phase
Three phaseBased on visible page data; confirm exact value in the RFQ.
Product type
PrefabricatedBased on visible page data; confirm exact value in the RFQ.
Customization
AvailableBased on visible page data; confirm exact value in the RFQ.
Cooling options
ONAN, ONAF, AN, or AFBased on visible page data; confirm exact value in the RFQ.
Winding arrangement
Two windings or three windingsBased on visible page data; confirm exact value in the RFQ.
Tap regulation range
±2 × 2.5%Based on visible page data; confirm exact value in the RFQ.

Buyer tips

  • State quantity range and split-delivery needs before price comparison.
  • Add certification, material or inspection standards when they affect acceptance.
  • For time-sensitive projects, include target arrival date and destination.
  • For special applications, describe operating condition, installation environment and duty cycle.

FAQ

What should buyers confirm first?

Confirm application, specification, quantity, destination and lead-time requirements before comparing offers.

Can buyers inquire when specs are incomplete?

Yes. Add model, material, size, use case and inspection needs in the RFQ to make replies comparable.

How should this listing be evaluated?

Check title, category, specifications and related keywords against the actual sourcing requirement.

Source mix: ugc

Key specifications

CategoryCompact Substations
Unitset
PhaseThree phase
Product typePrefabricated
CustomizationAvailable
Cooling optionsONAN, ONAF, AN, or AF
Winding arrangementTwo windings or three windings
Tap regulation range±2 × 2.5%
Vector-group optionsDyn11, Yyn0, Yd11, or YNd11
Listed warranty period24 months
Minimum order quantity1 set
Impedance-voltage range4% to 6%
Rated frequency options50 Hz or 60 Hz
Configurable low voltage0.2 kV, 0.4 kV, or 0.69 kV
Winding material optionsCopper or aluminum
Configurable high voltage10 kV to 35 kV
Nominal configuration in title20 kV, 1000 kVA
Listed ambient-temperature range25°C to +40°C
Configurable transformer capacity100 kVA to 3150 kVA
Listed maximum operating altitude1000 m

Product sourcing keywords

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