A bonding jumper not smaller than 6AWG (14mm2) copper or equivalent shall be connected between the communications grounding electrode and power grounding electrode system at the building or
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The grounding resistance of an ordinary communication office should be less than five ohms. The grounding resistance in an area where the earth resistance rate is high should be less than 10 ohms.
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According to the IEEE Std 142-1991 and IEEE Std 142-2007 (The Green Book), the communication tower grounding electrode resistance of large electrical substations should be 1 Ohm resistance or less.
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Whether you''re installing a mobile CB in your vehicle or setting up a base station, proper grounding and RF bonding can mean the difference between crystal-clear communication and
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With these conditions as a point of reference, the Ericsson site installation should exhibit better than (below) five (5) ohms resistance between any connected point on the ground bus and earth ground.
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For commercial and industrial substations including cell site and telecommunications sites the recommended resistance to ground is 5 Ohms or less. This low resistance is required due to the high
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Minimizing ground resistance enhances safety; thus, for optimal protection of persons and equipment, striving for a resistance of less than one ohm is advisable. Achieving such low
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A. Grounding system resistance to ground shall not exceed 5 ohms. Make necessary modifications or additions to the grounding electrode system for compliance without additional cost to the Government.
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Protect ground rods passing through concrete floor with a double wrapping of pressure-sensitive insulating tape or heat-shrunk insulating sleeve from 2 inches above to 6 inches below concrete.
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The new grounding standard requires connections between a structure and grounding electrodes or grounding anodes or connections between electrodes to be compatible with the electrodes and be
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