This type of voltage transformer adopts epoxy-resin vacuum casting and a fully closed single-phase structure for outdoor use, is applicable for power systems of rated frequency 50Hz or 60Hz and rated voltage up to and including 35kV, used for electric energy metering and voltage measurement. It complies with the standards GB 20840.1-2010 Instrument transformers-Part1:General requirements, GB 20840.3-2013 Instrument transformers-Part3:Additional requirements for inductive voltage transformers, and JJG314-2010 Instrument Voltage Transformers.
Use environment
Altitude: should not exceed 1000m
Ambient temperature:-5ºC~+40ºC
Air relative site: outdoor.
Technical parameter
Insulation level:40.5/95/200kV
Power factor:cosφ=0.8(lag)
Rated secondary current: 5A or 1A
Rated frequency:50Hz or 60Hz
Weight: 126kg
Outline And Dimension
Eng. ADOFO MICHAEL ADJEI / BSc, MSc Project Manager, Foreign Trade and Technology Denggao Electric Co. Ltd Head Office: No 208 Weiwu Lu, Economic Development Zone. Yueqing - China
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