ISO 12384:2010

INTERNATIONAL ISO
STANDARD 12384
First edition
2010-11-15

Aerospace — Requirements for digital
equipment for measurements of aircraft
electrical power characteristics
Constructions aérospatiales — Exigences relatives aux équipements
numériques de mesure des caractéristiques de puissance électrique
à bord des aéronefs




Reference number
ISO 12384:2010(E)
©
ISO 2010

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ISO 12384:2010(E)
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ISO 12384:2010(E)
Contents Page
Foreword .iv
Introduction.v
1 Scope.1
2 Normative references.1
3 Terms and definitions .1
4 Symbols.1
5 Measurement requirements for the aircraft electric power characteristics.3
5.1 General rules, measurement states and the admissible errors of the measurement results .3
5.1.1 General .3
5.1.2 Measurement states.3
5.1.3 Admissible errors of the measurement results.3
5.2 Measurement of constant frequency (CF) a.c. power system characteristics.4
5.2.1 Steady state characteristics.4
5.2.2 Transient characteristics.8
5.3 Measurement of variable frequency (VF) a.c. power system characteristics .8
5.4 Measurement of d.c. power system characteristics (28 V or 42 V system).8
5.4.1 Steady state characteristics.8
5.4.2 Transient d.c. voltage.10
5.5 Measurement of current parameter.10
5.6 Measurement of power transfer characteristics .10
5.7 Measurement of voltage spike characteristics .
...