Arcteq AQ 110 - 1 Abbreviations

Instruction manual – AQ 110 arc protection unit 7 (65)
1 ABBREVIATIONS
CB – Circuit breaker
CBFP – Circuit breaker failure protection
CT – Current transformer
EMC – Electromagnetic compatibility
HW – Hardware
HSO – High speed output
LED – Light emitting diode
LV – Low voltage
MV – Medium voltage
NC – Normally closed
NO – Normally open
SAS – Standard arc scheme
SF – System failure
SW – Software
uP - Microprocessor