# Jinpan Technology (JPT) 8000 kVA 66/0.69 kV Offshore Wind Dry-Type Transformer

> Jinpan Technology (JPT) 8000 kVA 66/0.69 kV Offshore Wind Dry-Type Transformer belongs to the Wind Plant (RES) Step-Up Transformers category and is rated at 8000 kVA with 66/0.69 kV primary/secondary voltage. Application: 10-15 MW Offshore Wind Turbine In-Tower & Nacelle Area. Final ratings must be verified against the manufacturer datasheet.

> SKU: VF-JPT-OFF-8000-66 | Brand: Jinpan Technology (JPT) | Category: Power & Energy Equipment / Transformers / Renewable Energy Transformers (PV, Wind & BESS) / Wind Plant (RES) Step-Up Transformers

**Voltformer canonical:** https://voltformer.com/product/jinpan-technology-jpt-8000-kva-66-0-69-kv-offshore-wind-dry-type-transformer - markdown version: https://voltformer.com/product/jinpan-technology-jpt-8000-kva-66-0-69-kv-offshore-wind-dry-type-transformer.md

## Overview

Jinpan Technology (JPT) 8000 kVA 66/0.69 kV Offshore Wind Dry-Type Transformer is intended for 10-15 MW Offshore Wind Turbine In-Tower & Nacelle Area. Configured electrical data: 8000 kVA, 66/0.69 kV primary/secondary voltage, 50 Hz, 3-phase, vector group Dyn11 and short-circuit impedance 8.5%. Construction: Copper (Cu-Cu); cooling: AN/AF (AFWF Water-Air Heat Exchanger); loss class: DNV Marine Offshore Grade 66 kV. These values support preliminary engineering selection; verify insulation levels, thermal limits, short-circuit duty, installation conditions and applicable standards against the manufacturer datasheet and the site study.

- **Application:** 10-15 MW Offshore Wind Turbine In-Tower & Nacelle Area
- **Target industries:** Offshore Wind Parks, Offshore Energy Islands
- **Brand:** [Jinpan Technology (JPT)](https://voltformer.com/brand/jinpan-technology-jpt.md) - Global OEM leader in offshore wind turbines, Tier IV hyperscale data centers and rail metro traction rectifier transformers; Jinpan Technology is the key global cast-resin supplier to GE, Siemens and
- **Category:** [Power & Energy Equipment](https://voltformer.com/catalog.md) / **Transformers** / [Renewable Energy Transformers (PV, Wind & BESS)](https://voltformer.com/category/renewable-energy-transformers.md): Multi-winding, harmonic-tolerant step-up transformers for solar (PV), wind and battery storage (BESS) plants. / [Wind Plant (RES) Step-Up Transformers](https://voltformer.com/category/renewable-energy-transformers/wind-farm-step-up-transformers.md)

## Technical Specifications

| Property | Value |
|---|---|
| Rated power | 8000 kVA |
| Primary / secondary voltage | 66 kV / 0.69 kV (±2 x 2.5%) |
| Frequency / phases | 50 Hz / 3-phase - Dyn11 |
| Short-circuit impedance (Uk) | 8.5% |
| No-load loss P0 | 7.20 kW |
| Load loss Pk | 48.0 kW |
| Calculated efficiency (power factor = 1) | 99.31% at 100% load; 99.52% at 50% load |
| Loss class | DNV Marine Offshore Grade 66 kV |
| Windings | Copper (Cu-Cu) - cooling: AN/AF (AFWF Water-Air Heat Exchanger) - insulation: Class H (180°C) |
| Temperature rise | 100 K - sound pressure: 62 dB(A) |
| Mass and dimensions | 18500 kg - 3200×1750×2850 mm |
| Enclosure | IP23 / IP54 C5-M marinee - wheel gauge: 1400 mm |
| LI / AC withstand | 325 kV peak / 140 kV rms - partial discharge: 5 pC |
| Environment | -40°C / +50°C; altitude ≤ 1000 m |
| Core steel | CRGO Laser-Treated Grain-Oriented Silicon Steel (23ZDMH85 / Baosteel B23R085) |
| Bushings / terminals | Direct Copper Busbar Terminals (Busbar Integrated / IP00-IP31) |

## Standards

- IEC 60076-11
- IEC 60076-16
- DNV GL Rules for Ships & Offshore
- TS EN 50708 series

## Accessories

**Included:** DNV GL Maritime Certificate, AFWF Water-Air Heat Exchanger, PT100 Temperature Sensors
**Optional:** Vibration Sensor, Optical Arc Protection

## Official sources

- https://www.jst.com.cn/

- **Source scope:** manufacturer-family
- **Last reviewed:** 2026-09-13

Manufacturer portfolio/family source. Confirm the exact order code, guaranteed ratings and project-specific options against the current OEM datasheet before procurement or an SLD study.

## Pricing & Logistics

- Pricing type: RFQ (Project Engineering) - Indicative range: $145,000 – $175,000 USD
- Delivery time: 2–8 weeks (may vary depending on technical configuration, factory capacity and destination) - Warranty: 48 months
- Compliance candidates: IEC 60076-11, IEC 60076-16, DNV GL Rules for Ships & Offshore, TS EN 50708 series. Verify applicability and conformity against the exact offered model and project jurisdiction.

## RFQ

Request a formal factory quotation via Voltformer RFQ:

```json
POST https://voltformer.com/api/v1/rfq
{"companyName":"Example Energy","email":"procurement@example.com","items":[{"skuOrId":"VF-JPT-OFF-8000-66","quantity":1}]}
```

Full catalog JSON: https://voltformer.com/agent-catalog.json - OpenAPI: https://voltformer.com/openapi.json