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Power transformer SFZ-110electrical power supplyimmersedfor industrial applications
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Characteristics
- Type
- power, electrical power supply
- Configuration
- immersed
- Applications
- for industrial applications, for electrical networks, substation, for photovoltaic applications, for mining equipment, high-power, for wind turbine
- Electrical characteristics
- three-phase, high-voltage
- Mounting
- floor-standing, trolley-mounted
- Norms
- IEC, UL, ANSI, TUV
- Other characteristics
- primary, with copper windings, low-loss, high-current, K-factor, multi-winding
- Output power kVA
Min.: 6,300 kVA
(8,565.613278 hp)Max.: 120,000 kVA
(163,154.538619 hp)- Primary voltage
110 kV
- Secondary voltage
13.2 kV
Description
• IEC 60076, ANSI/IEEE Std C57.12, NEMA
• ISO 9001, KEMA, CESI, CE, TUV, UL, ASTA
• Mineral Oil / Vegetable Oil (FR3), Free PCB
• Low loss, Low partial discharge, Low temperature rise
• Seismic design, ETGI-1.020, IEEE Std 693, NCh2369
• Structural design, ASTM A325, ANSI/AISC 360, AWS D1.1
• High altitude correction per IEC 60076 & IEEE C57.12, ~ 5000m
110 kV power transformer is a high-voltage transformer commonly used in transmission and sub-transmission networks to transfer power between the transmission grid and distribution systems.
Typical Specifications
·High-voltage side: 110 kV
·Low-voltage side: 35 kV, 33 kV, 22 kV, 11 kV, or 10 kV
·Power rating: Typically 10 MVA to 250 MVA
·Frequency: 50 Hz or 60 Hz
·Cooling methods: ONAN, ONAF, OFAF, OFWF
·Insulation: Oil-immersed (most common)
·Tap changer: Usually On-Load Tap Changer (OLTC)
Common Applications
·Transmission substations
·Utility grid interconnections
·Large industrial facilities
·Renewable energy plants (wind and solar farms)
·Urban and regional power distribution systems
Example Nameplate Data
·Rated Power 63 MVA
·HV Voltage 110 kV
·LV Voltage 35 kV
·Frequency 50 Hz
·Cooling ONAN/ONAF
·Vector Group YNd11
·Impedance 10–15%
Main Components
·Laminated magnetic core
·High-voltage windings (110 kV)
·Low-voltage windings
·Transformer tank
·Mineral insulating oil
·Conservator tank
·Cooling radiators and fans
·High-voltage bushings
·On-load tap changer (OLTC)
·Protection systems:
·Buchholz relay
·Pressure relief device
·Oil temperature indicator
·Winding temperature indicator
·Differential protection relay
Typical Substation Configuration
110 kV / 35 kV, 63 MVA Transformer
110 kV Transmission Line → Power Transformer → 35 kV Switchgear → Distribution Feeders
Advantages of 110 kV Transmission
·Reduced transmission losses
·Higher power transfer capability
·Improved voltage regulation
·Efficient supply to large load centers
·Suitable for regional transmission networks
110 kV transformers are among the most common substation transformers worldwide, serving as the interface between high-voltage transmission systems and medium-voltage distribution networks.
• ISO 9001, KEMA, CESI, CE, TUV, UL, ASTA
• Mineral Oil / Vegetable Oil (FR3), Free PCB
• Low loss, Low partial discharge, Low temperature rise
• Seismic design, ETGI-1.020, IEEE Std 693, NCh2369
• Structural design, ASTM A325, ANSI/AISC 360, AWS D1.1
• High altitude correction per IEC 60076 & IEEE C57.12, ~ 5000m
110 kV power transformer is a high-voltage transformer commonly used in transmission and sub-transmission networks to transfer power between the transmission grid and distribution systems.
Typical Specifications
·High-voltage side: 110 kV
·Low-voltage side: 35 kV, 33 kV, 22 kV, 11 kV, or 10 kV
·Power rating: Typically 10 MVA to 250 MVA
·Frequency: 50 Hz or 60 Hz
·Cooling methods: ONAN, ONAF, OFAF, OFWF
·Insulation: Oil-immersed (most common)
·Tap changer: Usually On-Load Tap Changer (OLTC)
Common Applications
·Transmission substations
·Utility grid interconnections
·Large industrial facilities
·Renewable energy plants (wind and solar farms)
·Urban and regional power distribution systems
Example Nameplate Data
·Rated Power 63 MVA
·HV Voltage 110 kV
·LV Voltage 35 kV
·Frequency 50 Hz
·Cooling ONAN/ONAF
·Vector Group YNd11
·Impedance 10–15%
Main Components
·Laminated magnetic core
·High-voltage windings (110 kV)
·Low-voltage windings
·Transformer tank
·Mineral insulating oil
·Conservator tank
·Cooling radiators and fans
·High-voltage bushings
·On-load tap changer (OLTC)
·Protection systems:
·Buchholz relay
·Pressure relief device
·Oil temperature indicator
·Winding temperature indicator
·Differential protection relay
Typical Substation Configuration
110 kV / 35 kV, 63 MVA Transformer
110 kV Transmission Line → Power Transformer → 35 kV Switchgear → Distribution Feeders
Advantages of 110 kV Transmission
·Reduced transmission losses
·Higher power transfer capability
·Improved voltage regulation
·Efficient supply to large load centers
·Suitable for regional transmission networks
110 kV transformers are among the most common substation transformers worldwide, serving as the interface between high-voltage transmission systems and medium-voltage distribution networks.
Other Dowei Electric products
Transformer | Power Transformer
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.