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NECA 411-2014
- Standard for Installing and Maintaining Uninterruptible Power Supplies (UPS)
- standard by National Electrical Contractors Association, 2014
- Publisher: NECA
$20.00$40.00
This standard describes installation and maintenance procedures for permanently installed, static, threephaseUninterruptible Power Supplies (UPSs) rated 30 kVA or more and rated 600 Volts or less, and related battery systems installed indoors or outdoors for commercial and industrial applications. UPSs described herein are solid-state power systems that provide continuous regulated AC power at the output terminals, while operating from either an AC power source or from a battery system.
Permanently installed UPS rated 30 kVA or more and 600 Volts or less, with related battery systems installed indoors or outdoors for commercial and industrial applications.
Permanently installed UPS rated 30 kVA or more and 600 Volts or less, with related battery systems installed indoors or outdoors for commercial and industrial applications.
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