Quick Details
Description
- Model NO.: SZ9-1600/33
- Phase: Three
- Cooling Method: Oil-immersed Type Transformer
- Trademark: Rockwell
- Origin: China
- Application: Power, Rectifier
- Core: Core-type Transformer
- Winding Type: Multi-winding Transformer
- Specification: IEC/ANSI/GB
- HS Code: 8504231100
30kV, 33kV, 35kV Oil-immersed Distribution Transformer
Application: For power distribution system and large scale industrial enterprises, etc.
Standards: IEC 60076-1, IEC 60076-2, IEC 60076-3, IEC 60076-5; ANSI, IEEE, AS, etc.
Parameters:
Rated Voltage: 30kV, 33kV, 35kV @50/60Hz
Rated Capacity: 50-75000kVA.
Features:
High security and reliability in operation.
Economic and efficient to reduce network loss and working cost.
High short circuit strength and insulating strength.
Low temperature rise. Low noise.
Customized transformers are available on your requirement.
Competitive short delivery time.
Rated capacity (kVA): 1000 to 31500
Rated voltage and tapping range:
- HV: 35 to 8.5
- Tapping range: ± 3× 2.5
- LV: 6.3 to 11
Vector group: Yd11, YNd11
No load losses (kW): 1.3 to 21
On load losses (kW): 11.1 to 117
Impedance voltage (%): 6.5 to 8.0
No load current (%): 1.1 to 0.45
* All the data are only examples for your reference.
* Customized transformers are available according to your requirements.

Wenzhou Rockwell Transformer Co., Ltd. is a high-tech enterprise invested by Rockwill Transmission and distribution Group Co., Ltd. Our company is specialized in developing, manufacturing and marketing Single phase & three phase automatic step voltage regulator, Auto-transformers, power transformers, preventive auto transformer, CT and PT combinated Metering unit, and compact transformer and pad moubted substations.
Our company enjoys a worldwide reputation for our superior quality and service. In addition to the domestic market, our products are exported to America, Australia, Central Europe, Eastern Europe, Southeast Asia, the Middle East, Africa and other regions and countries.
Besides a great variety of products, we also provide you with professional technical solutions and services. If you have any problem, please feel free to contact us and our technicians will find a complete solution for you.
We always embrace the idea of developing together with customers and always try our best to provide users with safer, easier, greener and more energy-saving high and medium voltage electric equipment and components.
Note:
Rockwell's sister company Rockwill is offering manufacturing for MV and LV switchgears, ring main units, vacuum(gas) circuit breakers, reclosers, load break switches and Low voltage metering unit, Current transformer, Voltage transformer.