33kv Dry Type Resin Casted Distribution Transformer

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Zhejiang

  • Validity to:

    Long-term effective

  • Last update:

    2017-12-02 02:54

  • Browse the number:

    249

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Company Profile

Wenzhou Rockwell Transformer Co., Ltd.

By certification [File Integrity]

Contact:Mr. Chen Chengming(Mr.)  

Email:

Telephone:

Phone:

Area:Zhejiang

Address:Zhejiang

Website: http://cnrockwell.better-elec.com/

Product details

6kV up to 35kV Dry Type Transformer with Cast Epoxy Resin 
Dry Type Transformer Technical Data: 

1. Rated capacity : 30~16000kVA

2. Rated HV : 6kV to 35 kV

3. Frequency : 50Hz or 60Hz

4. Cooling methods : ONAN or ONAF

5. Tapping Range : ±5% ±2x2.5% ±4x2.5%

6. Regulator way : off-circuit-tap-changing or on-load-tap-changing

7. Phase : Single Phase or Three Phases

8. Connection Symbol : Yyn0 or Dyn11 or others

9. The altitude of installation could not be over 1000m;environment temperature should be less than 40

10. Coil temperature rise : 1000K

11. Cooling methods : AN or AF

12. Crust prevention class : IP00, IP20, IP23

13. Insulation class : F class

14. Insulation level:

 10KV,power frequency withstand voltage 35KV,thunder impact voltage 75KV

20KV,power frequency withstand voltage 50KV,thunder impact voltage 125KV

35KV,power frequency withstand voltage 70KV,thunder impact voltage 170KV

15. Product Standard : GB1094 GB6450 GB/T10228 DIN42523 IEC726

16. Can run in 100% relative humidity or other harsh environment.




Power-Cast transformers are available with specification as follows :


Rated Voltage HV coil : Up to 36kV LVcoil : 0.48-4.16 KV
*Power-Cast transformers with multiple high voltage connections can also be supplied.
TapRange Standard : ±2.5%, ±5% Other ratings are available by arrangement.
Power Capacity Single phase : 20 - 2,000 KVA Three phase : 50 - 10,000 KVA
Frequency : 50Hz, 60Hz Typical % impedance voltage : 4-8%.
Connections HV coil : Delta LVcoil : Wye with neutral point
* Other connections are available to meet requirements.
Temperature Ratings HV coil : Class F LVcoil : Class F
Max. ambient temperature : 450 C Temperature rise limitation : 1800 C

Standards:
Power-Cast transformers conform to the requirements of IS STANDARDS. However they can also meet the requirements of the following standards, upon request : Accessories Normally Provided Accessories.