Copper winding oil immersed power electrical transformer
1. Voltage available:6kv,11kv,15kv,22kv,33kv,35kv
2. Second Voktage:0.4kv
3. Tapping:± 5%, ± 2× 2.5%
4. Frequency:50Hz; 60Hz
5. Connection:Yyn0, Dyn11
Certificate
1) CE,ISO9001
2) Apply for IEC,GB
Product Features:
Fully sealed, long life, small volume, low loss, low running costs, low noise, maintenance-free
Packing details:
International export standard wooden case or customerization
Delivery details:
15-20days received advance payment
Technical Specification:

These high-voltage of transformer coil in new type series transformer - S11& S13, adpots new oil duct structure, with reasonable design, optimize the insulation technology, improve the mechanical strength and anti-short circuit ability. The core is made of high quality cold-rolled silicon steel sheet, with five step lamination process, the surface coating curing paint, reduce the loss and noise. Appearance is beautiful, easy and reliable operation.

Xi'an ERFA Switchgear Co.,Ltd is under ERFA Industries group, was established in 2006, It is located in moden enterprise central, and has a registered captial of RMB60 millions and specializes in developing, manufacturing and selling high voltage and low voltage electrical products.

Our company professional developed: ZN63A(VS1)-12 VCB (vacuum circuit breaker), ERFA (ZN73A)-12 permanent magent VCB, ZN163 (ZN)-24 VCB, ERFA-40.5 VCB, ect.