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This recommended practice describes procedures for developing design-specific operational limits for liquid-immersed power transformers that are connected to generators or power systems that are subjected to significant short duration increases in the core excitation caused by significant changes in the voltage and/or frequency levels.

定价： 56元 / 折扣价： 48 元

This recommended practice applies to liquid-immersed power transformers that are connected to generators subjected to significant short duration increases in the volts per hertz (V/Hz) ratio.

定价： 56元 / 折扣价： 48 元