OFWF

AcronymDefinition
OFWFOntario Fresh Water Freaks
OFWFOil Forced, Water Forced (transformers)
References in periodicals archive ?
31.5 MVA capacity, 11KV / 220 KV voltage ratio, OFWF cooling type, Y nd 1 vector group 3 phase Generator, Transformer, complete with all fittings, accessories, associated equipment
31.5 MVA capacity, 11KV /220 KV voltage ratio, OFWF cooling type, Y nd 1 vector group 3 phase Generator, Transformer, complete with all fittings, accessories, associated equipment
Indoor and outdoor installation, cooling ONAN types, ONAF, OFAF, OFWF. Short circuit test is provided at a unit in an accredited laboratory.
The acquisition of technical refinements - Cooling system: OFWF,- Nominal power of 31.5 MVA,- Conversion ratio of 115 kV +/- 9 x 1.67% / 10.5 kV,- Nominal frequency of 50 Hz,- The linkage group YNyn10,- 12.3% of short-circuit impedance (load tap changer in the middle position),- Impulse 1.2 / 50 us step-by-country, step-by-step - 110 kV side 550 kV,- 10 kV to 75 kV side,- Vaihtojnnitekoe 50 Hz, 1 min- 110 kV side 230 kV,- 10 kV or 28 kV side,- Ur secondary circuits> 60 V 2 kV,- Secondary circuits Ur
of 500KW Plain Tube Type OFWF Coolers suitable for 115MVA, 11/220kV, OFWF Type Generator Transformers of Unit No.1 & 4 serving at 220kV Switchyard of Sharavathy Generating Station, KPCL, Jogfalls