This standard specifies the technical requirements for transformer oil storage and management. This standard applies to the storage and management of oil used in transformers, reactors, mutual inductors, oil-immersed switches and other equipment.
DL/T 1552-2016 Referenced Document
DL/T 1419 Guidelines for Transformer Oil Regeneration and Use
GB 2536 Fluids for electrotechnical applications.Unused mineral insulating oils for transformers and switchgear