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… intrinsically safe for use in a hazardous location; each electric cable for an intrinsically safe system must: be 50 … a grounded metal barrier from other non intrinsically safe electric cables; or be a shielded cable; installation … of the impeller tips touching the fan casing. 26.13 Each electric motor for a fan that ventilates a hazardous location …
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… sections 701, 703 and 704 of the Regulations. Personal watercraft may be built according to the standard ISO 13590 Small Craft —Personal Watercraft — Construction and System Installation …
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