HD 367 : 200S2
|
ON-LOAD TAP-CHANGERS |
IEC 60038:2009
|
IEC standard voltages |
IEC 60255-3:1989
|
Electrical relays - Part 3: Single input energizing quantity measuring relays with dependent or independent time |
HD 622 S1:1996/A2:2005
|
Power cables having rated voltages from 3,6/6 (7,2) kV up to and including 20,8/36 (42) kV with special fire performance for use in power stations |
IEC 60826:2017
|
Design criteria of overhead transmission lines |
IEC 60986:2000+AMD1:2008 CSV
|
Short-circuit temperature limits of electric cables with rated voltages from 6 kV (Um = 7,2 kV) up to 30 kV (Um = 36 kV) |
HD 464 : S1 AMD 5 2002
|
DRY-TYPE POWER TRANSFORMERS |
IEC 60724:2000+AMD1:2008 CSV
|
Short-circuit temperature limits of electric cables with rated voltages of 1 kV (Um = 1,2 kV) and 3 kV (Um = 3,6 kV) |
HD 405.1 : S1 AMD 1
|
TESTS ON ELECTRIC CABLES UNDER FIRE CONDITIONS - TEST ON A SINGLE VERTICAL INSULATED WIRE OR CABLE |
IEC 60502:1994
|
Extruded solid dielectric insulated power cables for rated voltages from 1 kV up to 30 kV |
HD 448 : 200S4
|
COMMON CLAUSES FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS |
HD 597 S1:1992/corrigendum:1992
|
COUPLING CAPACITORS AND CAPACITOR DIVIDERS |
IEC 60214:1989
|
On-load tap-changers |
HD 481.1 : 200S1
|
ELECTROMAGNETIC COMPATIBILITY FOR INDUSTRIAL-PROCESS MEASUREMENT AND CONTROL EQUIPMENT - GENERAL INTRODUCTION |
IEC 60478-1:1974
|
Stabilized power supplies, d.c. output. Part 1: Terms and definitions |
HD 620 : 2010
|
DISTRIBUTION CABLES WITH EXTRUDED INSULATION FOR RATED VOLTAGES FROM 3,6/6 (7,2) KV UP TO AND INCLUDING 20,8/36 (42) KV |
HD 405.2 : 200S1
|
TESTS ON ELECTRIC CABLES UNDER FIRE CONDITIONS - TEST ON A SINGLE SMALL VERTICAL INSULATED COPPER WIRE OR CABLE |
IEC 60949:1988
|
Calculation of thermally permissible short-circuit currents, taking into account non-adiabatic heating effects |
HD 364 : 200S2
|
HIGH-VOLTAGE CABLE PLUG AND SOCKET CONNECTIONS FOR MEDICAL X-RAY EQUIPMENT |
IEC 60470:1999
|
High-voltage alternating current contactors and contactor-based motor-starters |
IEC 60056:1987
|
High-voltage alternating-current circuit-breakers |
IEC 60353:1989
|
Line traps for a.c. power systems |
HD 398.1 : 200S1
|
POWER TRANSFORMERS - GENERAL |
HD 478.2.1 : 200S1
|
CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - TEMPERATURE AND HUMIDITY |
IEC 60376:2005
|
Specification of technical grade sulfur hexafluoride (SF6) for use in electrical equipment |
HD 588.1 : S1 AMD 1
|
HIGH VOLTAGE TEST TECHNIQUES - GENERAL DEFINITIONS AND TEST REQUIREMENTS |
IEC 60044-3:2002
|
Instrument transformers - Part 3: Combined transformers |
IEC 60354:1991
|
Loading guide for oil-immersed power transformers |
HD 472 S1:1989/AC:2013
|
NOMINAL VOLTAGES FOR LOW-VOLTAGE PUBLIC ELECTRICITY SUPPLY SYSTEMS |
HD 187 : 200S5
|
A.C METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR FOR RATED VOLTAGES ABOVE 1 KV AND UP TO AND INCLUDING 52 KV |
IEC 60517:1990
|
Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above |
IEC 60694:1996+AMD1:2000+AMD2:2001 CSV
|
Common specifications for high-voltage switchgear and controlgear standards |
HD 506 : S1 AMD 1
|
|
IEC 60721-2-1:2013
|
Classification of environmental conditions - Part 2-1: Environmental conditions appearing in nature - Temperature and humidity |
IEC 60296:2012 RLV
|
Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear |
HD 358 : 200S3
|
GAS-INSULATED METAL-ENCLOSED SWITCHGEAR FOR RATED VOLTAGES OF 72.5 kV AND ABOVE |
IEC TR 60865-2:2015
|
Short-circuit currents - Calculation of effects - Part 2: Examples of calculation |
IEC 60044-6:1992
|
Instrument transformers - Part 6: Requirements for protective current transformers for transient performance |
IEC 61330:1995
|
High-voltage/low voltage prefabricated substations |
IEC 60801-1:1984
|
Electromagnetic compatibility for industrial-process measurement and control equipment. Part 1: General introduction |
IEC 60291:1969
|
Fuse definitions |
IEC 60076:1967
|
Power transformers |
IEC 60940:2015
|
Guidance information on the application of capacitors, resistors, inductors and complete filter units for electromagnetic interference suppression |
IEC 60273:1990
|
Characteristic of indoor and outdoor post insulators for systems with nominal voltages greater than 1000 V |
IEC 60183:2015
|
Guidance for the selection of high-voltage A.C. cable systems |
HD 348 : 200S7
|
HIGH-VOLTAGE ALTERNATING-CURRENT CIRCUIT-BREAKERS |
IEC 60478-2:1986
|
Stabilized power supplies, d.c. output. Part 2: Rating and performance |
HD 355.1 : 200S3
|
HIGH VOLTAGE SWITCHES - HIGH-VOLTAGE SWITCHES FOR RATED VOLTAGES ABOVE 1 KV AND LESS THAN 52 KV |
IEC 60909:1988
|
Short-circuit current calculation in three-phase a.c. systems |
IEC 60905:1987
|
Loading guide for dry-type power transformers |
IEC 60071-2:1996
|
Insulation co-ordination - Part 2: Application guide |
IEC 60186:1987
|
Voltage transformers |
HD 602 : 200S1
|
TEST ON GASES EVOLVED DURING COMBUSTION OF ELECTRIC CABLES - DETERMINATION OF DEGREE OF ACIDITY OF GASES EVOLVED DURING THE COMBUSTION OF MATERIALS TAKEN FROM ELECTRIC CABLES BY MEASURING PH CONDUCTIVITY |
HD 405.3 : 200S1
|
TESTS OF ELECTRIC CABLES UNDER FIRE CONDITIONS - TESTS ON BUNCHED WIRES OR CABLES |
IEC 60060-1:2010
|
High-voltage test techniques - Part 1: General definitions and test requirements |
IEC 60331:1970
|
Fire-resisting characteristics of electric cables |
HD 604 S1:1994/A3:2005
|
0.6/1 KV POWER CABLES WITH SPECIAL FIRE PERFORMANCE FOR USE IN POWER STATIONS |
HD 548.3 : 200S1
|
INSTRUMENT TRANSFORMERS - COMBINED TRANSFORMERS |
IEC 60089:1957
|
Recommendations for the characteristics of audio-apparatus to be specified for application purposes |
IEC 60298:1990
|
A.C. metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV |
HD 246.2 : 200S1
|
DIAGRAMS, CHARTS, TABLES - ITEM DESIGNATION |
HD 621 S1:1996/A1:2001
|
MV IMPREGNATED PAPER INSULATED DISTRIBUTION CABLES OF RATED VOLTAGES OF 3.8/6.6 KV TO 19/33 KV |
HD 533 : 200S1
|
SHORT-CIRCUIT CALCULATION IN THREE-PHASE A.C. SYSTEMS |