// CODE SNIPPET
625.46 Loss of Primary Source
Related Code Sections
625.46 Special Equipment, Loss of Primary Source
Means shall be provided such that, upon loss of voltage from the utility or other electrical system(s), energy cannot be back fed through ...
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705.40 Special Conditions, Loss of Primary Source
self-excited upon loss of the primary source and experience severe overvoltage as a result. Interactive power production equipment shall ...
National Electrical Code 2020 of Minnesota > 7 Special Conditions > 705 Interconnected Electric Power Production Sources > 705.40 Loss of Primary Source
(C) Special Conditions, Loss of Interactive System Power
Upon loss of a primary source of power, an ESS with a utility-interactive inverter shall comply with the requirements of 705.40 ...
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18.104.22.168 Supervising Station Alarm Systems,
of the primary lighting source. In the event of a loss ...
National Fire Alarm and Signaling Code 2016 of Minnesota > 26 Supervising Station Alarm Systems > 26.4 Proprietary Supervising Station Alarm Systems > 26.4.3 Facilities > 22.214.171.124
29.6.3 Single- And Multiple-Station Alarms and Household Fire Alarm Systems, AC Primary Power Source
of a branch circuit also used for power and lighting. Operation of a switch (other than a circuit breaker) shall not cause loss of primary (main) power ...
National Fire Alarm and Signaling Code 2016 of Minnesota > 29 Single- And Multiple-Station Alarms and Household Fire Alarm Systems > 29.6 Power Supplies > 29.6.3 AC Primary Power Source