Equipment grounding conductors shall be UL 83 insulated stranded copper, except that sizes 6 mm2 (10 AWG) and smaller shall be solid copper. . IPMENT, STRUCTURES, ETC. IN ELECTRICAL STATIONS INCLUDING TRANSMISSION AND DISTRIBUTION SUBSTAT GR THAN 8 FT FROM THE FENCE. THE FENCE SHALL BE GROUNDED SEPARATELY FROM THE GRID UNLESS OTHERWISE NOTED ON THE A PROPRIATE PROJECT DRAWING. FOR FENC G O OUTSIDE CLEARANCE SPACING. SEE APPLICATION. . This section specifies general grounding and bonding requirements of electrical equipment operations and to provide a low impedance path for possible ground fault currents. “Grounding electrode system” refers to all electrodes required by NEC, as well as including made, supplementary, lightning. . For a standard substation DC battery rack, I am having trouble determining whether a ground is required to be installed along with the wires between the battery disconnect switch and the battery rack. It's 125VDC. My usual approach is to include a ground until I can prove that a ground is not. . Battery racks should be grounded to prevent electrical hazards, reduce fire risks, and ensure compliance with safety standards like NEC Article 480 and NFPA 70. Grounding stabilizes voltage levels, mitigates stray currents, and protects against short circuits. Proper grounding also safeguards. . No part of this manual may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, for any purpose, without the express written permission of Ericsson Inc. International standards like IEC 62485 and NFPA 855 mandate grounding to dissipate fault currents.
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