Specifications include, but are not limited to: 1.1 This specification provides the technical requirements for the design, manufacture, and test of al) newly manufactured pad mounted tamper-resistant transformers. The service conditions shall be as specified in Usual Service Conditions section of C57.12.00. 1.2 This specification covers only the general requirements of the transformer. 1.3 The electrical characteristics and mechanical features of three-phase, oil immersed, selfcooled, pad-mounted, compartmental-type distributions transformers shall be in accordance with IEEE C57.12.34, Table 3 and Table 4, and have the following ratings: 75 through 3000kVA 65° C average winding rise or 80° C hot spot temperature rise 60 hertz HV: 12470GRDY/7200 HV BIL: 95kV LV: 208Y/120, 480Y/277, 240/120 Taps — Two @ 2.5% above and two @ 2.5% below nominal high-voltage rating Per IEEE C57.12.34
