Negotiable
The date of payment from buyers deliver within days
Zhejiang
Long-term effective
2017-12-02 02:54
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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/
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.