IEEE 1277-2000 pdf free.IEEE Standard General Requirements and Test Code for Dry-Type and Oil-Immersed Smoothing Reactors for DC Power Transmission. Abstract: The electrical, mechanical, and physical requirements of oil-immersed and dry-type air core smoothing reactors for high-voltage direct current( HVDC)applications are specified. Test code is defined and appropriate technical background information is presented or identified. Keywords: construction, dry-type air core,...