UL 452 PDF
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Antenna-Discharge Units
Published by | Publication Date | Number of Pages |
UL | 11/02/2006 | 12 |
UL 452 – Antenna-Discharge Units
Please note:All interim revisions for this edition available at time of your purchase will be included.
Antenna – Discharge Units
UL 452
1 Scope
1.1 These requirements cover antenna-discharge units for radio and television receiving equipment and amateur radio-transmitting and -receiving equipment, to be employed in accordance with the National Electrical Code, NFPA 70.
1.2 An antenna-discharge unit – hereinafter referred to as a discharge unit – as covered by these requirements consists of a gap, a fixed resistance or other discharge element, or a combination of such features, connected between each antenna lead-in terminal and a grounding terminal.
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