NFPA 110 应急和备用电源系统标准
日期:2012-02-08 11:50
ransfer switch for consistency with NFPA 111 and correlation with relevant product standards
Revised material on Level 1 and Level 2 EPSSs clarifies the function and applicability of each type of system
Differentiation of requirements for acceptance testing for new and unoccupied buildings versus those for existing occupied buildings and facilities. In addition, criteria for test duration, step-testing intervals, and required documentation have been modified.
Revised rules for operational
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