2021KS C 2119-2021 Testing method for alternating-current magnetic properties of materials using the dieterly bridge method with 25 cm epstein frame
0000 KS C 2119-1996(2016)
1996KS C 2119-1996 Testing method for alternating-current magnetic properties of materials at power frequencies using the wattmeter- ammeter-voltmeter method and 25cm epstein test frame