BESS Commissioning Test Record

Inspection template for documenting battery energy storage system commissioning tests, safety system verification, and supporting compliance evidence for UL 9540A and NFPA 855 documentation.

Inspection Details and System Identification

• Project name, site address, and inspection date recorded
• BESS system make, model, serial number, and installed capacity documented
• Commissioning scope matches approved drawings, one-line diagram, and equipment schedule
• Inspector, commissioning lead, and AHJ representative identified
• Pre-commissioning prerequisites complete and work area released for testing

Installation Verification and Pre-Energization Safety

• Equipment installed in accordance with manufacturer instructions and approved layout
• Access clearances, working space, and egress routes unobstructed
• Labels, hazard signage, and emergency shutdown placards installed and legible
• Lockout-tagout applied to all required energy sources before testing
• PPE selected for energized work and arc-flash boundaries verified

Electrical and Control System Checks

• Insulation resistance or continuity test results recorded
• Grounding and bonding verified against design requirements
• Battery management system communications and status signals verified
• Inverter, PCS, and controller start/stop logic functions correctly
• Control system time stamps, event logs, and alarm history captured

Safety System Functional Tests

• Emergency stop or emergency shutdown circuit operates as intended
• Overtemperature, overvoltage, undervoltage, and fault alarms activate at setpoints
• Automatic shutdown or isolation occurs on simulated critical fault
• Ventilation, smoke detection, and gas detection interfaces verified
• Fire alarm, suppression, and monitoring signals transmit to the supervising station or panel

UL 9540A and NFPA 855 Documentation Review

• UL 9540A test report or applicable system-level fire test documentation available
• NFPA 855 installation and commissioning documentation complete
• AHJ-required permits, approvals, and variance conditions satisfied
• Any deviations, non-conformances, or open punch-list items documented

Corrective Actions and Final Sign-Off

• Deficiencies recorded with responsible party and target completion date
• Retest required items identified
• Commissioning status
• Inspector signature