Instructionsforqualifiedelectriciansonly:Systemsusing–(48–60)VDCPowerSuppliesareintendedforrestrictedaccesslocationsinaccordancewithArticles110-5,110-6,110-11,110-14,and110-17oftheNationalElectricalCode,AmericanNationalStandardsInstitute(ANSI)/NationalFireProtectionAssociation(NFPA)70.Befor