Enclosed Oil-Insulated Step-Down Transformer for Power Grids

• Customization: Available
• Application: Power, Electronic, Instrument, Lighting
• Phase: Three
• Model NO.: S13-M
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001-2000, ISO9001, CCC
• Usage: Combined Transformer, Power Transformer, Distribution Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: EI
• Brand: Zghqdl
• Rated Capacity: 30-2500kVA
• Ambient Temperature: -25~40 Centigrade
• Customizable: Yes
• OEM: Offered
• Transport Package: Wooden Case
• Specification: Customized
• Trademark: ZGHQDL
• Origin: Zhejiang, China
• HS Code: 8504210000
• Production Capacity: 8000pieces/Year

Product Description

Our S9, S10, S11 series three phase oil-immersed transformers conform to the standards of IEC, GB1094 Power Transformer and GB/T6451-2008 Technical Parameters and Requirements of Three-phase Oil-immersed Power Transformer. With the application of domestic and overseas advanced techniques, our products are made of high-quality raw materials with optimized design, which enables more compact structure and higher capability. The transformer core is made of quality cold-rolled silicon sheet steel and is of a full-miter non-puncture structure. The coil is made of quality oxygen-free copper, featuring good outlook and safe running. The products are widely used in power transmission and distribution of industrial and agricultural power networks.
For clients from different countries and regions, we offer customized production service. We can provide an quotation for you within 24 hours. Any inquiries are welcome!

Rated Power	Voltage Combination			Connection Symbol	Loss (kW)		Non-load Current	Short Circuit Impedance	Weight (kg)
(kVA)	High Voltage (KV)	Tappping Range	Low Voltage (KV)	Label	No-Load	Load	(%)	(%)	Oil  Weight	Total Weight
30	20	±5% or ±2×2.5%	0.4	Yyn0 or Dyn11	0.1	0.63/0.60	1.5	4.0	75	295
50					0.13	0.91/0.87	1.3		88	395
63					0.15	1.09/1.04	1.2		95	420
80					0.18	1.31/1.25	1.2		103	480
100					0.2	1.58/1.50	1.1		115	540
125					0.24	1.89/1.80	1.1		130	645
160					0.28	2.31/2.20	1		145	740
200					0.34	2.73/2.60	1		175	885
250					0.4	3.20/3.05	0.9		195	1010
315					0.48	3.83/3.65	0.9		230	1205
400					0.57	4.52/4.30	0.8		255	1375
500					0.68	5.41/5.15	0.8		285	1620
630					0.81	6.2	0.6	4.5	350	1960
800					0.98	7.5	0.6		405	2310
1000					1.15	10.3	0.6		490	1690
1250					1.36	12	0.4		550	3315
1600					1.64	14.5	0.4		625	3795