BOUNDARIES AND LIMITS FOR REGULATIONS

POWER LIMITED CLASSES

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DC Class II 60 V 100 W 8 A

DC Class II 60 V 100 W 5 A 250 W 1 kW

DC Class III 100 V 150 W 250 W 1 kW

AC Class II nameplate 30 V 8 A

AC Class II current 30 V 5 A

AC Class III power 100 V 150 W 250 W

intrinsic 1.3 W simple 25 mW

The threshold of hearing is defined as 0 db = 10-16 watts / square centimeter.

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15 standard colors for maps http://en.wikipedia.org/wiki/Wikipedia:WikiProject_Maps#Map_colors

The solar constant is 1366 W/sqm; for the whole earth it is 1.740∙1017 W. One horsepower is 746 watts. Compressed air at 1 cubic ft per minute at 100 lb per square inch is equivalent to 24/55= 0.43636 horsepower or 325.4 Watts. 100,000 BTU/hr or 1 therm/hr is 29.30 kW and 1 ton of ice melting in one day is 3.516 kW.

©2008 Wm.C.Corwin www.ConcurrentInverse.com