F-Term-List

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AA00
TYPES OF ABNORMALITIES

AA01

AA02

AA03

AA04

AA05

AA06

AA07

AA08

AA09

AA10

. Overcurrents and overloads

. Short circuits

. . Short circuits in semiconductor elements

. . Short circuits in the inverter arm

. Inrush current

. Grounding faults or leaks (i.e., partial discharges)

. Disconnection

. Voltage abnormalities

. . Over-voltage

. . . Surges (e.g., surges caused by lightning)

AA11

AA12

AA13

AA14

AA15

AA16

. . . Static electricity

. . Undervoltage or power failures

. . Abnormalities in the rise or fall of the supply of electricity supplied by the power source

. Overheating

. Open or opposite phases

. Other abnormalities

BA00
VARIABLES AND DETECTION MEANS

BA01

BA02

BA03

BA04

BA05

BA06

BA07

BA08

BA09

. Electric current

. . Current detection in two or more places

. . Zero-phase currents

. Voltage

. Physical variables

. . Temperature

. . . Thermal-reaction switches

. . . Thermal fuses

. Other variables

CA00
PROTECTION MEANS

CA01

CA02

CA03

CA04

CA05

CA06

CA07

CA08

. Shutdown of the apparatus

. . Arc extinguishing, stopping of the gate signal, or blocking of the gate

. . Short circuiting and forced shutdown by means of current generated by short-circuits

. Limitation and restraint

. . Limitation by means of components that limit voltage

. . . Limitation by means of spark-gaps

. . Drops in the output of the power source

. Others

DA00
FUNCTIONS

DA01

DA02

DA03

. Troubleshooting, testing, or inspection

. . Troubleshooting, testing or inspection of semiconductor elements

. Abnormal status or warning indications

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EA00
COMPONENTS

EA01

EA02

EA03

EA04

EA05

EA06

EA07

EA08

EA09

. Digital circuits and computers

. Signal transmission by light

. Timing circuits and timers

. Self-maintaining circuits

. Connections

. Printed-circuit boards

. Parallel thyristor or diode circuits

. Modular thyristor or diode structures

. Integrated circuits (IC)

EB00
POWER SUPPLY CIRCUIT STRUCTURES

EB01

EB02

EB03

EB04

EB05

EB06

EB07

EB08

EB09

. Direct-current-to-alternating-current (DC-AC) inverters

. Direct-current-to-alternating-current (DC-AC) power supply switches

. Direct-current-to-alternating-current (DC-AC) thyristors

. Direct-current-to-alternating-current (DC-AC) series regulators

. Rectifier circuits

. Alternating-current-to-alternating-current (AC-AC) cycloconverters

. Alternating current (AC) phase-control circuits

. Multiple power supplies

. Solar batteries

EC00
MAIN CIRCUIT ELEMENTS TO BE PROTECTED

EC01

EC02

EC03

EC04

EC05

EC06

. Contacts

. Semiconductors

. . Transistors

. . Thyristors

. Fuses

. Other elements

FA00
APPLICATIONS

FA01

FA02

FA03

FA04

FA05

FA06

FA07

. Electric power systems

. . Direct current (DC) transmission

. . Reactive-power compensation devices and phase modifiers

. Driving of motors

. Vehicles

. Acoustic or communication equipment

. Other applications

5G053	Protection of static devices
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