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ANTENNA
ANTENNA
DISCHARGE UNIT
(NEC SECTION810-21)
GROUNDING CONDUCTORS
GROUND CLAMPS
POWER SERVICEGROUNDING
ELECTRODE SYSTEM
(NEC SECTION810-21)
(NECART250 PARTH)
NEC-NATIONALELECTRICALCODE
ELECTRIC
SERVICE
EQUIPMENT
LEAD IN
WIRE
12. Use only with the cart, stand, tripod, bracket, or table specified by the
manufacturer, or sold with the apparatus. When a cart is used, use
caution when moving the cart/apparatus combination to avoid injury
from tip-over.
13. Unplug this apparatus during lightning storms or when unused for
long periods of time.
14. Refer all servicing to qualified service personnel. Servicing is required when the
apparatus has been damaged in any way, such as power-supply cord or plug is damaged,
liquid has been spilled or objects have fallen into the apparatus, the apparatus has been
exposed to rain or moisture, does not operate normally, or has been dropped.
15. If an outside antenna or cable system is connected to the product, be sure the antenna
or cable system is grounded so as to provide some protection against voltage surges
and built-up static charges. Section 810 of the National Electrical Code, ANSI/NF PA No.
70-1984(Section 54 of Canadian Electrical Code, Part 1) provides information with
respect to proper grounding of the mast and supporting structure, grounding of the
lead-in wire to an antenna-discharge unit, size of grounding conductors, location of
antenna-discharge unit, connection to grounding electrode. See following example
16. Mains plug is used as the disconnect device. It shall remain readily operable and should
not be obstructed during intended use
.
.
Important Safeguards
Important safety instructions