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EVS-EN ISO 17657-4:2007

Resistance welding - Welding current measurement for resistance welding - Part 4: Calibration system

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Kehtiv alates 06.09.2007
Alusdokumendid
ISO 17657-4:2005; EN ISO 17657-4:2007
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Standardi ajalugu

Staatus
Kuupäev
Tüüp
Nimetus
06.09.2007
Põhitekst
This part of ISO 17657 specifies calibration systems and calibration procedures for welding current measuring systems, current sensors, welding current meters and monitoring devices with current sensor used for measuring welding current in resistance welding with alternating current of 50 Hz or 60 Hz, or with direct current. The procedures are applicable for a current range between 0,5 kA and 25 kA.
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