Electrical & PPE第 67 / 100 题
On construction sites, what is one acceptable method to protect workers using temporary power from ground faults?
a.Removing all grounding
b.Using bare wires
c.Using GFCI protection on receptacles or an assured equipment grounding conductor program
d.Working in the rain
解析
OSHA requires either GFCI protection on 120-volt temporary receptacles or an assured equipment grounding conductor program on construction sites. GFCIs are the more common and reliable choice. These measures protect against the shock hazards common with temporary wiring and portable tools.
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