European-style Prefabricated Substation

The YB series European-style prefabricated substation integrates HV switchgear, power transformer and LV switchgear in one weatherproof enclosure. Compliant with GB/T 17467 and IEC 1330, it delivers a compact footprint, fast installation and low maintenance — ideal for urban distribution and decentralized power supply.

  • Three-in-one design — fully factory-assembled, plug-and-play on site
  • Honeycomb double-layer shell — insulated, ventilated, and aesthetic
  • Enclosure options — stainless steel / aluminum / cold-rolled steel / color-coated steel
  • Three types — standard, villa-style, compact
  • Smart-grid ready — FTU-compatible, supports “four-remote” distribution automation
ItemParameter
Rated voltageHV: 12 / 40.5 kV · LV: 0.4 / 0.69 kV
Transformer capacity400 – 3350 kVA (standard: 400 / 630 / 900 / 1600 / 2350 / 3350)
Rated frequency50 Hz
Rated currentHV: 630 – 1250 A · LV: 100 – 3200 A
Short-circuit breaking currentHV: 20 / 25 / 31.5 kA · LV: 15 / 30 / 65 kA
Protection classIP33D (IP44+ available)
StandardsGB/T 17467, IEC 1330
Ambient temperature−25 °C ~ +40 °C, altitude ≤ 1000 m

Urban grid renovation · residential communities · high-rises · industrial plants · hotels & shopping malls · airports · railways · oil fields · ports · highways · construction sites · renewable energy (PV / wind / BESS)

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