IEEE C57.12.34 : 2015
IEEE C57.12.34 : 2015
REQUIREMENTS FOR PAD-MOUNTED, COMPARTMENTAL-TYPE, SELF-COOLED, THREE-PHASE DISTRIBUTION TRANSFORMERS, 10 MVA AND SMALLER; HIGH-VOLTAGE, 34.5 KV NOMINAL SYSTEM VOLTAGE AND BELOW; LOW-VOLTAGE, 15 KV NOMINAL SYSTEM VOLTAGE AND BELOW
Institute of Electrical & Electronics Engineers