Scb-22/0.4 Kv Dry Type Transformer for Distribution

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Wenzhou Rockwill Electric Co., Ltd.

VIP   Audited Supplier 12 years
Profile Certified by SGS/BV
SCb
Power
Three
Core-type Transformer
Dry-type Transformer
Multi-winding Transformer
ISO9001-2000
Distribution Transformer
Power Frequency
Ring
Rockwell
Rockwell
Wooden
IEC/ANSI/IEEE. BS
China
8504220000
Product Description

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



Power-Cast transformers are available with specification as follows :

 
Rated Voltage HV coil : Up to 24kV  LVcoil : 0.48-4.16 KV
*Power-Cast transformers with multiple high voltage connections can also be supplied.
Tap RangeStandard : ±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
 

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.
 






 

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