
Box-type substations
YB European-Style Prefabricated Substation
HV switchgear, transformer and LV board in one weatherproof enclosure.
- 100–1,600 kVA
- 12 / 0.4 kV
- IEC 62271-202
YB prefabricated substations to IEC 62271-202 / GB/T 17467 combine a 12 kV ring-main or load-break switch room, a 100–1,600 kVA transformer and an LV distribution room with 8–15 outgoing feeders. Installed in days at residential communities, factories, mines, hospitals and temporary sites.
ModelsYB-12/0.4
- IEC 62271-202
- GB/T 17467
- ISO 9001
Highlights
- 12 kV / 0.4 kV, 100 – 1,600 kVA
- In-line (目) or matrix (品) layout
- Natural + fan ventilation, thermal-barrier roof
- Monitoring, alarm and interlock protection
Key parameters
| Rated capacity | 100 – 1,600 kVA |
|---|---|
| HV rated voltage | 10 (10.5) kV · max. 12 kV |
| LV rated voltage | 0.4 kV |
| Structure | HV room + transformer room + LV room · 目-shape (in-line) or 品-shape layout |
| Ingress protection | IP34D |
| Sound level | ≤ 55 dB(A) |
| Outgoing circuits | HV 1–4 · LV 8–15 |
| Service conditions | −30 ~ +40 °C · Altitude ≤ 2,000 m · humidity ≤ 90% · wind ≤ 35 m/s |
| Installation | Outdoor |
| Standards | IEC 62271-202, GB/T 17467-2010 |
Electrical data
| Item | HV compartment | Transformer | LV compartment |
|---|---|---|---|
| Rated voltage (kV) | 12 | 10 (10.5) / 0.4 | 0.4 |
| Rated current (A) | 630 | — | 100 – 2,500 |
| Frequency (Hz) | 50 | 50 | 50 |
| Rated capacity (kVA) | — | 100 – 1,600 | — |
| Short-time withstand current (kA) | 20 | — | 30 |
| Peak withstand current (kA) | 50 | — | 63 |
| Short-circuit making current (kA) | 50 | — | 63 |
| Power-frequency withstand (1 min) (kV) | 42 / 48 | 35 / 28 (5 min) | 20 / 2.5 |
| Lightning impulse withstand (kV) | 75 / 85 | 75 | — |
| Outgoing circuits | 1 – 4 | 1 | 8 – 15 |
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YB European-Style Prefabricated Substation
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