Ref: XH-SUB-2026-0464
XINHUAN
Submittal Package
Anhui XinHuan Electrical Power Equipment Co., Ltd. | Hefei Manufacturing Base
CNAS Test Certified | ISO 9001:2015 | ISO 14001:2015 Registered OEM
SUBMITTAL REF: XH-SUB-2026-0464
Date: 2026-10-11
Standard: IEC 60076 / GB/T 1094 / ANSI C57
Oil-Immersed Transformers
5000 kVA 33 kV High Altitude Mining Power Transformer (Oil-Immersed, Three-Phase)
Submittal Specification Datasheet & Engineering Technical Parameters
1. Electrical Technical Parameters & Ratings
| Parameter Specification | Design Rating & Certified Value |
|---|---|
| Rated Capacity | 5000 kVA (ONAN) / 6300 kVA (ONAF Forced Air) |
| Primary Voltage | 33 kV / 34.5 kV (Delta, BIL 170 kV) |
| Secondary Voltage | 4.16 kV / 6.6 kV / 13.8 kV / 400 V (Star with Neutral) |
| Frequency | 60 Hz (Latin America / USA) / 50 Hz (IEC Standard) |
| Vector Group | Dyn11 / YNd11 |
| Altitude Rating | Designed for High-Altitude Andean Mining (>3,500m to 4,800m ASL) |
| Cooling Type | ONAN / ONAF (Liquid Immersed with Radiators & Forced Air Fans) |
| No-Load Losses (Po) | 3.8 kW (High-Grade Silicon Steel Step-Lap Core) |
| Load Losses (Pk at 75°C) | 38.5 kW (100% Electrolytic Oxygen-Free Copper) |
| Short-Circuit Impedance (%Z) | 6.5% standard (tolerance ±10%) |
| Insulation Fluid | Mineral Oil (IEC 60296 Class II) / FR3 Synthetic Ester Optional |
| Bushings Creepage Distance | Extra-High Creepage (>31 mm/kV) Anti-Pollution Porcelain Bushings |
| Tank Construction | Heavy-Duty Corrugated Conservator Tank with C5M Anti-Corrosion Marine Paint |
| Protection Devices | Buchholz Relay, Magnetic Oil Level Gauge (MOG), WTI & OTI with Alarm Contacts, Pressure Relief Device |
| Standards Compliance | IEC 60076, ANSI/IEEE C57.12.00, OSINERGMIN / CNE (Peru SEIN Grid Compliant) |
2. 2D AutoCAD General Arrangement (GA) Drawing & Dimensional Profile
Figure 2.1 — 2D AutoCAD Dimensional Submittal Schematic
Dimensional & Installation Requirements
- Foundational Base: Steel channel Skid / Sub-station Pad Mounting.
- Bushings Orientation: HV top-mounted / side-cabinet entry option.
- Grounding Terminals: Dual M12 copper grounding pads on diagonal corners.
- Enclosure Protection: IP54 Outdoor Corrosive C4/C5 Marine Paint Coating.
- CAD Drawing File: Request `.DXF` or `.DWG` blocks from sales engineering.
3. Factory Acceptance Testing (FAT) & Routine Test Protocol
Every transformer manufactured by XinHuan undergoes 100% routine inspection in accordance with IEC 60076-1 before dispatch. Routine test certificates are included in the shipment package.
1. Winding Resistance Measurement (HV & LV)
2. Voltage Ratio & Vector Group Phase Displacement
3. Short-Circuit Impedance & Load Loss Test
4. No-Load Loss ($P_o$) & Excitation Current Test
5. Separate-Source AC Dielectric Withstand Test
6. Induced Overvoltage Withstand Test (DVWV)
7. Insulation Resistance & Polarization Index (Megger)
8. Hermetic Tank Pressure Leakage & Oil BDV Test
4. Seaport Logistics, Packaging & Warranty Terms
Export Packaging
IPPC fumigated solid wooden crate skid with vacuum moisture foil barrier.
Primary Delivery Ports
CIF Chancay, Callao, Apapa, Mombasa, Manila, Jakarta, Santos, & Valparaiso.
Factory Warranty
36 Months Full Replacement / Factory Engineering Warranty against defects.
Anhui XinHuan Electrical Power Equipment Co., Ltd.
Factory Address: Industrial Park, Hefei City, Anhui Province, China | Export Dept: [email protected]
Submittal Document Code: XH-SUB-2026-0464 — Confidential Technical Datasheet