Last Updated: 1 December 2016
[NTM 13,155] Power31
31
(2) The watt is the power used when work is done or energy is expended at the rate of one joule per second.
(3) When not in use for trade, permitted multiples and submultiples of the watt are the units specified in Table 17.
TABLE 17
Unit | watts | Symbol |
---|---|---|
gigawatt megawatt kilowatt watt milliwatt microwatt nanowatt picowatt | 109 106 103 1 10–3 10–6 10–9 10–12 | GW MW kW W mW μW nW pW |
(4) When in use for trade, permitted multiples and submultiples of the watt are the units prescribed in subregulation (3).