TY - BOOK ID - 33279958 TI - IEEE Std C57.147-2018 (Revision of IEEE Std C57.147-2008) : IEEE Guide for Acceptance and Maintenance of Natural Ester Insulating Liquid in Transformers PY - 2018 SN - 1504449193 PB - New York : IEEE, DB - UniCat KW - Electric insulators and insulation KW - Liquid dielectrics. KW - Liquids. UR - https://www.unicat.be/uniCat?func=search&query=sysid:33279958 AB - Assistance to equipment manufacturers and service companies to evaluate the suitability of unused natural ester insulating liquids being received from suppliers is provided in this guide. Information for transformer operators in evaluating and maintaining natural ester insulating liquids in serviceable condition is also provided. ER -