Sistem Gardu Induk Tipe Kotak 1600 kVA
1600 kVA · YB-S11-1600/10
Gardu induk tipe kotak (kompak) 1600 kVA untuk lokasi komersial besar dan beban industri ringan.
Daftar Bahan
| Equipment | Model | Specification | Qty | Price |
|---|---|---|---|---|
| Main substation | YB-S11-1600/10 | 1600 kVA · Box-Type · oil internal · S11 | 1 | Kutipan waktu nyata |
| LV feeder panel | GGD-2500 | distributes 6 circuits | 1 | Kutipan waktu nyata |
| PFC capacitor bank | 600 kVAR | automatic · GCK LV cabinet | 1 | Kutipan waktu nyata |
| Series reactor (detuned) | CKSG-36.0/0.4 | 36.0 kVAR · 6% · 0.4 kV | 1 | Kutipan waktu nyata |
| Main feeder cable (TX→LV) | YJV 0.6/1kV 300 mm² ×5 | 5× 300 mm² Cu · ΔU 0.90% @ 60 m · $154.0/m | 5 | Kutipan waktu nyata |
| Feeder cable — LV feeder circuit 1 (×6) | YJV 120 mm² ×2 | 2× 120 mm² Cu · 481 A · ΔU 1.2% · $68.8/m | 12 | Kutipan waktu nyata |
| Main busbar (Cu) | Cu 125×10 | 125×10 · 2500 A rating · ref $147.8/m | included | Kutipan waktu nyata |
| Grounding electrode | Φ20mm × 2.5m rod | R₁ 39.6 Ω → 13 rod(s) ≤ 4 Ω | 13 | Kutipan waktu nyata |
Harga pasti dihitung secara real-time melalui kalkulator pilihan dan penawaran instan — masukkan parameter aktual Anda untuk mendapatkan penawaran FOB yang tepat.
Langkah desain
1. Loads: P=1,600 kW, PF 0.80, 6 circuits
2. Demand: 1,600 × 0.8 = 1,280 kW
3. PFC: Qc = 1,280 × (0.750 − 0.329) = 539 kVAR → 600 kVAR bank
4. Transformer: S = 1,280 ÷ 0.95 = 1347.4 kVA → 1,600 kVA standard
4b. Loading: 1,347 ÷ 1,600 = 84% (good range)
4c. Voltage regulation: 84% × 4% × sinφ ≈ 1.1% at full load
5. HV unit integrated in substation (In 92.4 A)
6. LV: In 2309 A, Isc 53.5 kA (Xfmr Z 4% + system 0.3%) → GGD-2500 (integrated), 1 feeder panel(s)
7. Grounding: R₁ 39.6 Ω → 13 rod(s)
8. Main feeder: 5× 300 mm² · ΔU 0.90% — OK
Catatan desain
Pricing basis: FOB Qingdao (EXW) equipment price. Freight, duty and installation are not included — add for landed economics.
Transformer loading: 84% at design demand — good range.
Short-circuit check: HV 28.9 kA vs 31.5 kA (1.1× margin) · LV 53.5 kA vs 65 kA (1.2× margin).
Voltage regulation: ≈ 1.1% at full load (typical limit 5%).
Power factor correction: 600 kVAR automatic bank corrects PF to 0.95.
Parallel conductors: Single-cable ampacity exceeded — parallel conductors specified: main feeder 5× 300 mm², LV feeder circuit 1 2× 120 mm², LV feeder circuit 2 2× 120 mm², LV feeder circuit 3 2× 120 mm², LV feeder circuit 4 2× 120 mm² … +2 more (per IEC 60364-5-52 / GB 50054).
Cable & grounding pricing: Cable conductors and grounding are priced from the confirmed cables-trays-grounding price reference (per-metre copper YJV; aluminium remains POA). The main copper busbar is POA — its length is project-specific.
Busway (high-current feeders): For LV feeders above ~2500 A, a busway (母线槽) trunking system is recommended instead of parallel cables.
Diagram Garis Tunggal
Rancang dan Kuotasi Sistem Ini Secara Real Time
Masukkan parameter beban aktual Anda untuk mendapatkan daftar peralatan yang tepat dan harga FOB.