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
NORMA vydaná dňa 1.6.2020
Designation standards: ASTM A889/A889M-14(2020)
Publication date standards: 1.6.2020
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: American technical standard
Kategória: Technické normy ASTM
Keywords:
alternating-current, ammeter, core loss, Epstein, exciting power, induction, magnetic, magnetic material, magnetic test, permeability, power frequency, varmeter, voltmeter, wattmeter,, ICS Number Code 29.030 (Magnetic materials)