SEW 6221 EL Three Phase RCD Tester – Phase Sequence Indicator

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The SEW 6221 EL is a digital RCD tester for testing three phase and single phase RCD’s and also indicates phase rotation.

Built into a rugged case for field use, the SEW 6221 EL is designed to test tripping time and tripping current of RCD’s and display the reading to the operator on it’s LCD display. The SEW 6221 EL is easy to set up and easy to use.

pdf_sml    SEW 6221 EL Datasheet


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