IEEE C57.120-1991 pdf free.IEEE Loss Evaluation Guide for Power Transformers and Reactors. IEEE C57.120 cost rates, in dollars per kilowatt,for no-load,load, and auxiliary losses,asfound in 6.2.1,6.2.2 and 6.2.3, respectively, are the figures that should be furnished to...
IEEE C57.104-1991 pdf free
IEEE C57.104-1991 pdf free.IEEE Guide for the Interpretation of Gases Generated in Oil-Immersed Transformers. IEEE C57.104 decomposition of oil-impregnated cellulose insulation produces carbon oxides (CO, CO2) and somehydrogen or methane (H), CHa) due to the oil (CO,...
IEEE C57.12.58-1991 (R2002) pdf free
IEEE C57.12.58-1991 (R2002) pdf free.IEEE Guide for Conducting a TransientVoltage Analysis of a Dry-Type Transformer Coil. IEEE C57.12.58 Since voltages between points on the test coil are measured on a differential basis, and the voltage from each...
IEEE C57.12.25-1990 pdf free
IEEE C57.12.25-1990 pdf free.Pad-Mounted,Compartmental-Type,Self-Cooled,Single-Phase Distribution Transformers with Separable Insulated High-Voltage Connectors; High Voltage,34 500 GrdY/19 920 Volts and Below; Low Voltage,240/120 Volts; 167 kVA and Smaller Requirements. IEEE C57.12.25 Voltage ratings shall be in accordancewith Table i...
IEEE C62.41-1991 (R1995) pdf free
IEEE C62.41-1991 (R1995) pdf free.IEEE Recommended Practice on Surge Voltages in Low-Voltage AC Power Circuits. IEEE C62.41 Specific equipment sensitivities should be defined in concert with the above-mentioned goals. The sensitivities will bedifferent for hardware failure or...
IEEE C37.103-1990 pdf free
IEEE C37.103-1990 pdf free.IEEE Guide for Differential and Polarizing Relay Circuit Testing. IEEE C37.103 shorting switch is usually found mounted on the test jack. The purpose of this switch is to dis-connect the current coil of the...
IEEE C37.99-1990 pdf free
IEEE C37.99-1990 pdf free.IEEE Guide for the Protection of Shunt Capacitor Banks. IEEE C37.99 A capacitor bankof a given size and voltage rating may be made upof a number of series groups of capacitors,asindicated in Table 1, and...
IEEE 1048-1990 pdf free
IEEE 1048-1990 pdf free.IEEE Guide for Protective Grounding of Power Lines. IEEE 1048 ground, personal. A portable device designed to connect (bond) a deenergized conductor or piece of equipment, or both, to an electrical ground. Distinguished from...
IEEE 1227-1990 pdf free
IEEE 1227-1990 pdf free.IEEE Guide for the Measurement of DC Electric-Field Strength and lon Related Quantities. IEEE 1227 While shutter-type field mills are normally operated in the ground plane in order to measure the field atground level,...
IEEE 1178-1990 (R2008) pdf free
IEEE 1178-1990 (R2008) pdf free.IEE Standard for the Scheme Programming Language. IEEE 1178 gives an overview of Scheme's semantics. A detailed informal semantics is the subject of Sections 3through 6. For reference purposes,Appendix A provides a formal semantics...