SH-D is a portable power cable similar to SH-A shovel cable, with the addition of ground conductors.
SH-D designates a portable power cable similar to SH-A shovel cable, with the addition of grounding conductors. Unlike the shielded SH-B and SH-C, SH-D adds grounds to the basic rugged shovel-cable construction without an overall shield. The grounding conductors provide a path for fault current and support the safe operation of the heavy equipment the cable feeds.
Grounding is important in heavy equipment and mining cable for safety, and SH-D incorporates ground conductors into the tough, flexible neoprene-jacketed construction of shovel cable. This suits it to applications needing ruggedness and grounding without an overall shield.
In commercial and industrial heavy equipment and mining applications, grounded portable power cable like SH-D supplies power where durability and grounding are needed. Recognizing the designation is part of identifying cable for these roles.
Because grounding is important in heavy equipment and mining cable for safety, SH-D incorporates ground conductors into the tough, flexible neoprene-jacketed construction of shovel cable, suiting it to applications needing ruggedness and grounding without an overall shield.
At Windy City Wire, an understanding of rugged portable power cable, including grounded types like SH-D, reflects a focus on matching cable to demanding applications. Recognizing how grounding and a tough construction support heavy-duty service helps illustrate the engineering behind durable cable.
SH-D (grounded shovel-type cable)
MSHA (Mining Safety and Health Administration), which governs mining cable requirements