| 摘要 |
<p>The invention provides an electric power control system comprising at least one power switching device for switching power to an electric power consuming device; one or more unitary control modules (401) for controlling the power switching device; and means for connecting the control module to the power switching device. The unitary control module can take the form of a printed circuit board (412) having mounted thereon one or more relays (418, 419, 420), a power input (413), a plug/socket arrangement (415) for connection to another control module via a multicore cable, and control means (410, 411) for activating or deactivating the control module.</p> |
