// CODE SNIPPET
668.11 Direct-Current Cell Line Process Power Supply
JUMP TO FULL CODE CHAPTER
All metal enclosures of power-supply apparatus for the direct-current cell line process operating with a power supply over 50 volts shall be grounded by either of the following means:
Related Code Sections
668.11 Special Equipment, Direct-Current Cell Line Process Power Supply
The direct-current cell line process power-supply conductors shall not be required to be grounded ...
National Electrical Code 2020 of Minnesota > 6 Special Equipment > 668 Electrolytic Cells > 668.11 Direct-Current Cell Line Process Power Supply
Article 668 Special Equipment, Electrolytic Cells
The direct-current cell line process power-supply conductors shall ...
668.2 Special Equipment, Definitions
by a source of direct-current power. Cell Line Attachments and Auxiliary Equipment. A term that includes, but is not limited to, auxiliary tanks ...
National Electrical Code 2020 of Minnesota > 6 Special Equipment > 668 Electrolytic Cells > 668.2 Definitions
188.8.131.52 Public Emergency Alarm Reporting Systems, Power Supply
rectifier, receiving power by a single source of alternating current with a floating storage battery having a 24-hour standby capacity *Form 4B, which ...
National Fire Alarm and Signaling Code 2016 of Minnesota > 27 Public Emergency Alarm Reporting Systems > 27.5 Alarm Processing Equipment > 27.5.2 Alarm Processing Equipment at Communications Center > 184.108.40.206 Power Supply