2025 NFPA 110 Standard for Emergency and Standby Power Systems

Here's the rewritten copy:

2025 Edition

NFPA 110 Standard for Emergency and Standby Power Systems 2025 — Softcover

NFPA 110, Standard for Emergency and Standby Power Systems 2025 edition establishes mandatory requirements for the installation, testing, maintenance, and performance of emergency and standby power systems that provide alternate electrical power when normal utility supply is interrupted. Coverage spans power sources, transfer equipment, controls, supervisory equipment, and related electrical and mechanical auxiliary and accessory equipment across a broad range of building and facility types. The 2025 edition introduces reliability-centered maintenance concepts and expanded battery guidance — addressing the increasing complexity and criticality of emergency power systems in modern facilities.

Who Uses NFPA 110

Required by electrical engineers, mechanical engineers, facility managers, AHJ officials, building inspectors, and contractors responsible for the design, installation, acceptance testing, and ongoing maintenance of emergency and standby power systems in commercial, industrial, health care, and institutional occupancies.

What's New in the 2025 Edition

The 2025 edition introduces reliability-centered maintenance provisions and expanded battery testing and maintenance guidance, including:

• Introduction of the reliability-centered maintenance (RCM) concept for emergency power system maintenance programs.
• New annex material covering RCM program adoption considerations.
• Added clarification on the differences between maintenance-free and non-maintenance-free batteries.
• Added guidance on available testing procedures for batteries.

Stay compliant with the emergency and standby power system requirements in effect for your facility type and jurisdiction.

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