Electrical Circuit Breaker Standards

This part of IEC 62271 is applicable to AC circuit-breakers designed for indoor or outdoor installation and for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 1 000 V to be tested with direct testing methods. NOTE - In a direct testing method one source...

This European Standard specifies the characteristics of dummy circuit breakers used in aircraft on-board circuits in order to connect the cables provisionally installed. There are no electrical connections between any of the terminals.

ISO 10924-1:2016 defines terms and specifies general test requirements for circuit breakers for use in road vehicles with a nominal voltage of 12 V d.c., 24 V d.c, 48 V d.c. and 450 V d.c. ISO 10924-1:2016 is intended to be used in conjunction with other parts of ISO 10924. The...

This part of ISO 10924 defines terms and specifies general test requirements for circuit breakers for use in road vehicles with a nominal voltage of 12 V d.c., 24 V d.c, 48 V d.c. and 450 V d.c. This part of ISO 10924 is intended to be used in conjunction with other parts of ISO 10924...

This standard specifies the characteristics of dummy circuit breakers used in aircraft on-board circuits in order to connect the cables provisionally installed. There are no electrical connections between any of the terminals.

This European Standard specifies the three-poles temperature compensated arc fault circuit breakers without signal contacts, rated from 3 A to 25 A and used in aircraft on-board circuits. In any operating state a "trip-free" tripping is ensured. These Items are designed to...

This European Standard specifies the single-pole temperature compensated arc fault circuit breakers with or without signal contacts, rated from 3 A to 25 A and used in aircraft on-board circuits. In any operating state a "trip-free" tripping is ensured. These items are designed...

This standard specifies the three-poles temperature compensated arc fault circuit breakers without signal contacts, rated from 3 A to 25 A and used in aircraft on-board circuits. In any operating state a "trip-free" tripping is ensured. These Items are designed to protect...

This standard specifies the single-pole temperature compensated arc fault circuit breakers with or without signal contacts, rated from 3 A to 25 A and used in aircraft on-board circuits. In any operating state a "trip-free" tripping is ensured. These items are designed to...

1.1 This guide describes methods of testing and specifications for electrical insulating liquids intended for use in electrical cables, transformers, liquid-filled circuit breakers, and other electrical apparatus where the liquids are used as insulating, or heat...

This Standard applies to power circuit breakers rated 1000 Vac or less nominal, 1058 Vac (RMS) maximum, and 1500 V dc maximum for use in nonhazardous locations in accordance with the Canadian Electrical Code, Part I. This Standard applies to power circuit breakers...

ISO 10924-3:2015 specifies miniature circuit breakers with tabs (blade-type), Form CB11 for use in road vehicles. It establishes, for this circuit breaker form, the rated current, test procedures, performance requirements and dimensions. ISO 10924-3:2015 is intended to...

This part of ISO 10924 specifies miniature circuit breakers with tabs (blade-type), Form CB11 for use in road vehicles. It establishes, for this circuit breaker form, the rated current, test procedures, performance requirements and dimensions. This part of ISO 10924 is...

ISO 10924-4:2015 specifies medium circuit breakers with tabs (Blade type), Form CB15, for use in road vehicles. It establishes, for this circuit breaker form, the rated current, test procedures, performance requirements and dimensions. ISO 10924-4:2015 is intended to be...

This part of ISO 10924 specifies medium circuit breakers with tabs (Blade type), Form CB15, for use in road vehicles. It establishes, for this circuit breaker form, the rated current, test procedures, performance requirements and dimensions. This part of ISO 10924 is...

This European Standard specifies the three-poles temperature compensated arc fault circuit breakers without signal contacts, rated from 3 A to 25 A and used in aircraft on-board circuits. In any operating state a "trip-free" tripping is ensured. These Items are designed to...

Switching in Electrical Transmission and Distribution Systems presents the issues and technological solutions associated with switching in power systems, from medium to ultra-high voltage. The book systematically discusses the electrical aspects of switching, details the way load and...

This guide describes methods of testing and specifications for electrical insulating oils of petroleum origin intended for use in electrical cables, transformers, oil circuit breakers, and other electrical apparatus where the oils are used as insulating, or heat...

1.1 This guide describes methods of testing and specifications for electrical insulating liquids intended for use in electrical cables, transformers, liquid circuit breakers, and other electrical apparatus where the liquids are used as insulating, or heat transfer...

1.1 This test method for visual examination is applicable to electrical insulating liquids that have been used in transformers, oil circuit breakers, or other electrical apparatus as insulating or cooling media, or both. 1.2 This standard does not purport to address all...