230kv Oil-Immersed Transformer for Efficient Power Distribution with 31500-420000kVA Capacity

• Customization: Available
• Application: Power
• Phase: Three
• Model NO.: S11
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001-2000, ISO9001
• Usage: Power Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: Ring
• Brand: Ceeg
• Rated Capacity: 31500-420000kVA
• Primary Voltage: 220/230/242kv
• Secondary Voltage: 115/121/69/66/63/33/35/38.5kv
• Frequency: 50/60Hz
• Impedance: 12/14
• Connection Symbol: Ynyn0/Ynd11/D11
• Tapping Range: 8*1.25%/2*25%
• Trademark: CEEG
• Origin: Jiangsu, China
• HS Code: 8504349000
• Production Capacity: 10000 Pieces/Year

Product Description

Model		SFZ11-125000/220
Standard		IEC60076
Rated Voltage(kV)		230±6x2.5%/36
Rated Power(HV/LV)(KVA)		100000/125000
Rated current(HV/LV)(A)		314A / 2005A
Tapping		Off-load
Tapping range		±2x2.5%
Rated Frequency		50Hz
Cooling Method		ONAN/ONAF
No-load losses		85kW Tolerance according to IEC
Load losses		340kW Tolerance according to IEC
Vector Group		YNd11
Insulation grade		A
Sound level		70dB(A) Sound pressure level
Impedance
HV-LV		12.5@125MVA
Insulation level
HV winding	Basic Lighting impulse	Line:1050kV Neutral: 650kV
	Power frequency withstand voltage	Line:460kV Neutral: 275kV
LV winding	Basic Lighting impulse	170kV
	Power frequency withstand voltage	70kV
Temperature rise
Winding Average K		57
Top oil K		52