Eaton Bussmann RDF Series Disconnect Switch Test Function

Eaton Bussmann RDF Series Fused Disconnect Switch

How does the test function work?
Example Part Number RDF60J-3-ND

The test function is for testing control circuits using aux contacts (BAC05/BAC06) without energizing the circuit. A little more information can be found here:

UL Branch Circuit Rated Fuses | UL 98/UL 508 Disconnect Switches | Bussmann series | Eaton

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