A Class A GFCI device is designed to trip when fault current levels are _____ milliamps or more and not to trip when the fault current is less than _____ milliamps.
a. 6, 4
b. 4, 6
c. 6, 5
d. 5, 2
a. 6, 4
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The building activity, like most human activities, has a negative impact on the environment. A metric that measures the impact of a building product on the environment is called environmental product declaration (EPD). This metric is provided by the manufacturer of the product and is prepared in one of the following two ways:
(i) By the manufacturer without an independent third-party validation, called ISO Type II EPD, also called self-declared EPD . (ii) By an independent third party specializing in EPD preparation, called ISO Type III EPD . Which of the two EPDs is given greater weighting in LEED v4 rating system? Note: ISO is an acronym for International Standards Organization.
The FFA Organization was established in 1965
Indicate whether the statement is true or false
Determine the gutters and downspouts required for the residence shown in Figure 15.18? The residence has a hip roof with an overhang of 18 inches.
What will be an ideal response?
Which of the following types of compressors are used in truck A/C systems?
A. swashplate B. crank-actuated piston C. rotary vane D. all of the above