Email:i-trade1@lnjldq.comLiaoning Jinli Electric Power Electrical Appliance Co.,Ltd

Liaoning Jinli Electric Power Electrical Appliance Co.,Ltd

F Series Of On Load Tap Changer

F Series of on load tap changer

The uniformly designed transformer oil filter on load tap changer has got the advantages of advanced structure. Oil filter on load tap selector has reliable operation, long service life and convenient maintain etc. these transformer tap-changers are applying to such oil-immersed power transformer of 50Hz, under 35KV rated voltage and 400A rated current.

Online oil filter function will extend the service life and maintenance time of tap changer.

Liaoning Jinli Electric Power Electrical Appliance Co., Ltd was founded in 1986. It is one of the leading companies that specialized in producing transformer accessories, such as off circuit tap changer, on load tap changer, temperature controller, pressure release valve etc. It well sells at Chinese domestic and abroad market such as AustraliaNew ZealandCanadaIndonesia Peru and so on.

After more than 30 years development, the company has been strong in technical resource, and has accumulated rich experience of systematic design and practice and also established integrated product series.


Model Explanation

SY□Z(Z) - □/□-□L

                   S :  three-phase

                   Y :  on load

                   □:  voltage connection model

                   Z :  adopting resistance transit

                   Z :  direct switch

                   □:  rated current

                   □:  rated voltage

                   □:  number of voltage regulation grades

                   L :  online oil filter


Main Technical Data

Application Scope

Oil-immersed Distribution Transformer 

Connection Model

SYXZZ : three phase Y connection neutral point linear voltage regulation

SYJZZ : three phase central point bridge voltage regulation

SYTZZ : three phase any connection linear voltage regulation

Three-phase Max. Rated Current  


Max. Rated Voltage


Max. Voltage of Device Um


Max. Tap Positions

17 or others

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