Page 529 - Handbook of Electrical Engineering

520 HANDBOOK OF ELECTRICAL ENGINEERING

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IEC60251 Methods of test for winding wires.
Part 1: Enamelled round wires
IEC60255 and Electrical protection relays.
BS142
Part 3: Single input energising quantity measuring relays with dependent
or independent time.
Part 5: Insulation tests for electrical relays.
Part 6: Measuring relays and protection equipment.
Part 8: Thermal electrical relays.
Part 12: Directional relays and power relays with two input energising
quantities.
Part 13: Biased (percentage) differential relays.
Part 16: Impedance measuring relays.
Part 20: Protection (protective) systems.
Part 23: Contact performance.
IEC60265 High-voltage switches
Part 1: High-voltage switches for rates voltages above 1 kV and
less than 52 kV.
IEC60269 Low-voltage fuses
Part 1: General requirements.
IEC60270 Partial discharge measurements.
IEC60277 Definitions for switchgear and control gear.
(withdrawn)
IEC60282 High-voltage fuses.
Part 1: Current-limiting fuses.
Part 2: Expulsion and similar fuses.
IEC60287 Calculation of the continuous current rating of cables (100% load
factor)
IEC60292 LV motor starters
IEC60298 High-voltage metal enclosed switchgear and controlgear.
IEC60309 Plugs, socket-outlets and couplers for industrial purposes.
Part 1: General requirements.
Part 2: Dimensional interchangeability requirements for pin and
contact-tube accessories.
Part 3: Particular requirements for plugs, socket-outlets, connectors and
appliance inlets for use in explosive gas atmospheres.
IEC60331 Fire resisting characteristics of electric cables.
IEC60332 Tests on electric cables under fire conditions.
Part 1: Test on a single vertical insulated wire or cable.
Part 2: Test on a single small vertical insulated copper wire
or cable.
Part 3: Tests on bunched wires or cables.
IEC60337 Control auxiliary switches, relays and pushbuttons.
IEC60354 Loading guide for oil immersed transformers.