.IEC-44: INSTRUMENT TRANSFORMERS
.IEC-56: H.V.A.C. CIRCUIT-BREAKERS
.IEC-71: INSULATION COORDINATION
.IEC-76: POWER TRANSFORMERS
.IEC-99: SURGE ARRESTERS
.IEC-129: A.C.DISCONNECTORS (ISOLATORS) AND EARTHING SWITCHES
.IEC-137: INSULATED BUSHINGS FOR ALTERNATING VOLTAGES ABOVE 1,000 V
IEC-168: TRSTS ON INDOOR AND OUTDOOR POST INSULATORS WITH NOMINAL
.VOLTAGES GREATER THAN 1,000 V
.IEC-183: GUIDE TO SELECTION OF H.V.CABLES
.IEC-185: CURRENT TRANSFORMERS
.IEC-186: VOLTAGE TRANSFORMERS
.IEC-255: ELECTRICAL RELAYS
.IEC-265: HIGH VOLTAGE SWITCHES
.IEC-282: HIGH VOLTAGE FUSES
.IEC-289: REACTORS
IEC-298: A.C. METAL ENCLOSED S. AND C. GEAR BETWEEN 1-52 KV
IEC-305: INSULATORS FOR OVERHEAD LINES WITH A NOMINAL
.VOLTAGE OF AB0VE 1,000 V
.IEC-364: ELECTRICAL INSTALLATION OF BUILDINGS
.IEC-383: INSULATORS FOR OVERHEAD LINES OVER 1 KV
.IEC-420: H.V.A.C. SWITCH-FUSE COMBINATION
IEC-466: A.C. INSULATED ENCLOSED SWITCH-GEAR AND CONTROL GEAR FOR
.RATED VOLTAGES ABOVE 1 KV AND UP TO AND INCLUDING 38 KV
.IEC-479: EFFECTS OF CURRENT ON HUMAN BEINGS AND LIVESTOCK
.IEC-518: DIMENTIONAL STANDARDIZATION OF TERMINALS FOR HVAC�S/ AND C
.GEAR
IEC-621: ELECTRICAL INSTALLATIONS FOR OUTDOOR SITES UNDER HEAVY
.CONDITIONS
IEC-694: COMMON CLAUSES FOR HIGH VOLTAGE AND CONTROL GEAR
.STANDARDS
.IEC-726: DRY-TYPE POWER TRANSFORMER
.IEC-826: LOADING AND STRENGTH OF OVER HEAD TRANSMISSION LINES
.IEC-909: SHORT-CIRCUIT CURRENT CALCULATIONS IN THREE-PHASE A.C
.SYSTEMS
IEC-932: ADDITIONAL REQUIREMENTS FOR ENCLOSED S AND C GEAR IN
.SEVERE CLIMATIC CONDITIONS
.DIN-1026: DIN STEEL BARS
.DIN-1028: DIN HOT ROLLED EQUAL LEG ANGLES
DIN-1029: HOT ROLLED UNEQUAL LEG ANGLES
.DIN-42530: INDOOR AND OUTDOOR TRANSFORMER BUSHINGS INSTALLATION
DIN-47636: SEPARABLE ACCESSORIES FOR POWER CABLE FOR BUSHING WITH
.OUTSIDE CONE
.DIN-43629: CABLE DISTRIBUTION CUBICLE
.DIN-43673: DRILLED HOLE AND SCREW CONNECTIONS FOR BUSBARS
.DIN-46200: CURRENT CARRYING CONNECTION BOLTS UP TO 1,600 A
.DIN-48204STEEL REINFORCED ALUMINIUM STANDARD CONDUCTORS
.DIN-48201: COPPER STANDARD CONDUCTORS