Ngày tải lên: 25/12/2013, 10:34
iec 60076-4 power transformers - guide to the lightning impulse and switching impulse testing
... winding.) This circuit was selected for three-phase transformers with both three- and five-limb cores to perform simultaneously testing of the phase-to-earth and phase-to-phase insulation with 1,0 p.u. (per ... Group at 1-8 0 0-4 5 1-1 584. || |||| | | || ||||| | | |||| || | ||| |||| | | | | 6007 6-4 IEC: 2002 – 105 – (1) (2) IEC 1444/02 Figure B.13a – Reduced full wave (62,5...
Ngày tải lên: 25/12/2013, 10:35
iec 60076-8 power transformers - application guide
... Document Policy Management Group at 1-8 0 0-4 5 1-1 584. || |||| | | || ||||| | | |||| || | ||| |||| | | || || 6007 6-8 IEC: 1997 – 141 – 8.4.5 Rated current and rated power Before proceeding, it should ... current and rated power are defined as continuous duty. The continuous duty rated power is used as the general reference for impedance and losses (see 4.1 and 4.2 of...
Ngày tải lên: 25/12/2013, 10:36
iec 60076-10 power transformers - determination of sound levels
... at 1-8 0 0-4 5 1-1 584. || |||| | | || ||||| | | |||| || | ||| |||| || | ||| – 8 – 6007 6-1 0 IEC: 2001(E) 3 Definitions For the purpose of this part of IEC 60076, the definitions in IEC 6007 6-1 , ... Document Policy Management Group at 1-8 0 0-4 5 1-1 584. || |||| | | || ||||| | | |||| || | ||| |||| || | ||| INTERNATIONAL STANDARD IEC 6007 6-1 0 First edit...
Ngày tải lên: 25/12/2013, 10:36
Power transformers principles and application
... network connec- tions for a bank of single-phase transformers with ∆-connected tertiary wind- ings added to create a Y-∆-Grd.Y transformer connection. A 1.0 per unit single-phase-to-ground load ... three-winding transformers, including single-phase core form; single-phase shell form; three-phase, three-legged and five-legged core form; and three-phase shell form designs. In core-form design...
Ngày tải lên: 31/12/2013, 22:33
IEC 60044 1 instrument transformers part 1 current transformers
Ngày tải lên: 25/12/2013, 10:25
iec 60092-352 choice & installation of cables for low voltage power systems
Ngày tải lên: 25/12/2013, 10:38
iec 60092-375 ship board telecommunication cables and radio-frequency cables - general instrumentation, control and communication cables
... license with IEC Licensee=Technip Abu Dabhi/5931917101 Not for Resale, 02/12/2006 07:20:02 MSTNo reproduction or networking permitted without license from IHS ``,`,`,,,``````,,``,,``,,,,` ,-` -` ,,`,,`,`,,` ... license with IEC Licensee=Technip Abu Dabhi/5931917101 Not for Resale, 02/12/2006 07:20:02 MSTNo reproduction or networking permitted without license from IHS ``,`,`,,,`````...
Ngày tải lên: 25/12/2013, 10:44