// CODE SNIPPET
(I) Common Ground
Related Code Sections
(I) Communications Systems, Common Ground
A single bonding conductor or grounding electrode conductor shall be permitted for both protective and operating purposes ...
National Electrical Code 2020 of Minnesota > 8 Communications Systems > 810 Radio and Television Equipment > 810.21 Bonding Conductors and Grounding Electrode Conductors — Receiving Stations > (I) Common Ground
250.58 Wiring and Protection, Common Grounding Electrode
Where an ac system is connected to a grounding electrode in or at a building or structure, the same electrode shall be used to ground conductor ...
National Electrical Code 2020 of Minnesota > 2 Wiring and Protection > 250 Grounding and Bonding > 250.58 Common Grounding Electrode
(B) Special Occupancies, Common Signal Grounding Wire
Common signal grounding wires (i.e., the chassis ground for single-ended transmission) shall be permitted to be used between appliances all located ...
National Electrical Code 2020 of Minnesota > 5 Special Occupancies > 517 Health Care Facilities > 517.82 Signal Transmission Between Appliances > (B) Common Signal Grounding Wire
692.41 Special Equipment, System Grounding
single common grounding electrode and grounding bar may be used for both systems, in which case the common grounding electrode conductor shall ...
National Electrical Code 2020 of Minnesota > 6 Special Equipment > 692 Fuel Cell Systems > 692.41 System Grounding
126.96.36.199 Public Emergency Alarm Reporting Systems, Grounded Common-Current Systems
Where common-current source systems are grounded, the requirements of 188.8.131.52.1 and 184.108.40.206.2 shall apply ...
National Fire Alarm and Signaling Code 2016 of Minnesota > 27 Public Emergency Alarm Reporting Systems > 27.5 Alarm Processing Equipment > 27.5.4 Wired Network Systems > 220.127.116.11 Grounded Common-Current Systems