Standard Test Method for Alternating-Current Magnetic Properties of Materials at Low Magnetic Flux Density Using the Voltmeter-Ammeter-Wattmeter-Varmeter Method and 25-cm Epstein Frame

Informace o normě:

Označení normy: ASTM A889/A889M-03(2008)
Poznámka: NEPLATNÁ
Datum vydání normy: 1.5.2008
Počet stran: 5
Přibližná hmotnost: 15 g (0.03 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM

Anotace textu normy ASTM A889/A889M-03(2008) :

Keywords:
alternating-current, ammeter, core loss, Epstein, exciting power, induction, magnetic, magnetic material, magnetic test, permeability, power frequency, varmeter, voltmeter, wattmeter, A-C (alternating-current) magnetic properties, Core loss--alternating-current, Current measurement--alternating-current, Epstein test frame, Exciting current--alternating-current, Flat-rolled magnetic materials, Impedance, Inductance measurement, Reactive power, Specific exciting/reactive power, Varmeter, Voltage