Lightning protection

Details Lightning protection Lightning protection

2004-10-14

2009-11-03

Jackson, Stephen W (Department: 2836)

Electricity: electrical systems and devices

Safety and protection of systems and devices

Transient responsive

Reexamination Certificate

active

07612975

ABSTRACT:
A power supply line for powering electronic equipment from a power supply remote from the electronic equipment, having a balanced differential power transmission path31connecting the power supply32to the electronic equipment13and at least one isolating transformer33, 34in the power supply line, for providing isolation from ground potential rise associated with lightning surge currents. The invention has particular application to a wireless communications tower having the isolated power supply line for powering masthead electronic equipment13, and an isolated communications link21between the masthead electronic equipment and a network terminal22.

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patent: 2005/0232257 (2005-10-01), Daley et al.
Philips Semiconductors.AN120 An overview of switched-mode power supplies. Dec. 1988.

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