26 10 00 Medium-Voltage Electrical Distribution 26 12 00 Medium-Voltage Transformers 26 30 00 Facility Electrical Power Generating and Storing Eqpt. 26 32 13 Engine Generators 26 50 00 Lighting 26 33 53 Static Uninterruptible Power Supply 26 40 00 Electrical Protection 26 20 00 Low-Voltage Electrical Transmission 26 01 00 Operation and Maintenance of Electrical Systems 26 05 00 Common Work Results for Electrical