E-30 (Shitovoj ampermetr) 1961
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Shield ammeter "E-30" from 1961 produced the Krasnodar plant of measuring devices. Ammeter "E-30" is designed to control the current consumption from 200 to 800 amperes. To the input connectors of the device, a special power jumper comes with the device. It is installed in power boards together with other control devices, such as a voltmeter, an alternating current frequency meter, pilot lamps, etc. ...
Information from collection of Valery Khartchenko