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On-load Tap-changer
On-load Tap - Changer A tap-changer is a mechanism in transformers which allows for variable turn ratios to be selected in discrete steps. Transformers with this mechanism obtain this variable turn ratio by connecting to a number of access points known as |
2017-11-24 |
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De-energized Tap Changer
De-energized Tap Changer This is a relatively recent development which uses thyristors both to switch the transformer winding taps and to pass the load current in the steady state. The disadvantage is that all non-conducting thyristors connected to the un |
2017-10-26 |
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Non-excitation Tap Changer
Non-excitation Tap Changer We are , Liaoning Jinli, specialized in Transformer Tap Changer such as OLTC、Off Circuit Linear Tap Changer、Off Circuit Cylindrical Tap Changer etc with 30 years experiences. Non-excitation tap changer is applying for many type |
2017-08-18 |
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On Load Tap-changer
On Load Tap - Changer Tap changers exist in two primary types, no load tap changers (NLTC) which must be de-energized before the turn ratio is adjusted and on load tap changers (OLTC) which may adjust their turn ratio during operation. The tap selection o |
2017-08-15 |
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Off Load Tap-changer
Off Load Tap-Changer The main characteristics of this new series of tap changers are: Speed of installation; Safe and exact switch movement; Exact contact positioning after the switching maneuver; Compact dimensions; Possibility to adapt to the thickness |
2017-08-11 |
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