26 Electrical
26.01.00 Operation and Maintenance of Electrical Systems
26.01.10 Operation and Maintenance of Medium-Voltage Electrical Distribution 26.01.20 Operation and Maintenance of Low-Voltage Electrical Distribution 26.01.26 Maintenance Testing of Electrical Systems 26.01.30 Operation and Maintenance of Facility Electrical Power Generating and Storing Equipment 26.01.40 Operation and Maintenance of Electrical Protection Systems 26.01.50 Operation and Maintenance of Lighting 26.01.50.51 Luminaire Relamping 26.01.50.81 Luminaire Replacement