Division 26 - Electrical

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​​​​​​​​​​​​​​​​DISC​​​​LAIMER: These files are intended for use by consultants to the State of Wisconsin and by others for construction and remodeling of State owned facilities. The State of Wisconsin bears no liability nor responsibility for any other use of these files.​ At the ​start of each project, consultants must download the current revision of all applicable files.​​

NOTE: ​Microsoft Edge is unable to download individual files but is able to download the zip folders. Please use Google Chrome to download individual files.​​​

​

​Des​​ign Guidelines

​File​

​​Revision Date

​​​​Electrical System Standards and Design Guidelines​

​9/3/2024

​

​​​Speci​​fica​tions

​File​​​

​Revision Date

​Division 26 All Specifications

​5/20/2026

​26 05 00 - Common Work Results for Electrical​

12/26/2023​

​26 05 02 - ​Electrical Demolition for Remodeling

​3/1/2021

​26 05 04 - Cleaning, Inspection, and Testing Electrical Equipment

​1/12/2026

​26 05 13 - Medium-Voltage Cables

1/12/2026

​26 05 19 - ​Low-Voltage Electrical Power Conductors and Cables​

​1/12/2026

​26 05 23 - Control-Voltage Electrical Power Cables

1/12/2026

​26 05 26 - Grounding and Bonding for Electrical Systems

5/20/2026​

​26 05 29 - ​Hangers and Supports for Electrical Systems

3/1/2023​

​26 05 33 - Raceway and Boxes for Electrical Systems

1/12/2026​

​​26 05 34 - ​Underground HDPE Pathways for Electrical Systems

​3/1/2021

​26 05 36 - Cable Trays for Electrical Systems

3/1/2021

​26 05 43 - Underground Ducts and Raceways for Electrical Systems

3/1/2023

​26 05 44 - ​Manholes

​3/1/2023

​26 05 53 - ​Identification for Electrical Systems

1/12/2026

​26 05 73 - ​Short Circuit/Coordination Study and Arc Flash Risk Assessment

9/3/2024

​26 08 00 - Commissioning of Electrical​​

​3/1/2021

​26 09 19 - Enclosed Contactors

​3/1/2021

​26 09 28 - Lighting Control Panels

1/12/2026

​26 09 43 - Distributed Digital Lighting Controls

1/12/2026​

​26 12 13 - ​Medium-Voltage Transformers, Liquid-Filled, Substation Style (Indoor​)

​1/12/2026

​26 12 16 - Medium-Voltage Transformers, Dry-Type (Indoor)​

​3/1/2023

​26 12 19 - Medium-Voltage Transformers, Liquid-Filled, Pad-Mounted (Outdoor)

​1/12/2026

​26 13 02 - ​Medium-Voltage Pad Mounted Switchgear (Outdoor)

​1/12/2026

​26 13 16 - Medium-Voltage Fusible Interrupter Switchgear

​3/1/2021

​26 18 23 - ​Medium-Voltage Surge Arresters​

​1/12/2026

​26 22 00 - ​Low-Voltage Transformers

9/3/2024​​​

​26 24 13 - Switchboards

1/12/2026​

​26 24 16 - ​Panelboards

9/3/2024​

​26 27 02 - ​Equipment Wiring Systems

​5/20/2026

​​26 27 10 - ​Electrical Vehicle Service Equipment

​1/12/2026

​26 27 13 - ​Electricity Metering

3/1/2023​

​26 27 26 - ​Wiring Devices

1/12/2026​

​26 27 28 - ​Disconnect Switches

3/21/2022​

​26 27 29 - Elevator Distribution Equipment

​3/1/2023

​26 28 13 - Fuses

3/1/2021

​26 28 16 - Enclosed Switches and Circuit Breakers

​3/1/2021

​26 29 00 - Low-Voltage Controllers​​

3/1/2021

​​26 31 00 - Photovoltaic Collector System​

​7/10/2025

​26 32 13.13 - ​Engine-Driven Generator Sets - Diesel

1/12/2026

​26 32 13.16 - ​Engine-Driven Generator Sets - Natural Gas (LP)

​1/12/2026​

​26 36 00 - Transfer Switches

9/3/2024​

​26 41 13.13 - ​Lightning Protection for Buildings

3/1/2023​

​26 41 13.14 - ​Lightning Protection for Buildings - Roof Level Upgrade

3/1/2023​

​26 43 13 - Surge Protective Devices for Low-Voltage Electrical Power Circuits

​3/1/2021

​26 51 00 - Interior Lighting​

​1/12/2026

​26 56 29 - ​Site Lighting​

1/12/2026

​​

Det​​ails

​File​​

​​Revision​​ Date

​​Division 26 All Details

​5/20/2026​

26 05 23 - ​Control-Voltage Electrical Power Cable Details

​​3/1/2021

​26 05 26 - Grounding and Bonding for Electrical Systems Details

​5/20/2026

​26 05 33 - ​Raceway and Boxes for Electrical Systems Details​

3/1/2021​

​​26 05 43 - Underground Ducts and Raceways for Electrical Systems Details

​3/1/2021

​26 05 44 - Manhole Details

​9/12/2023

​26 09 43 - Distributed Digital Lighting Controls Details

​3/1/2021

​26 12 19 - ​Medium-Voltage Transformers, Liquid-Filled, Pad-Mounted Details​

​3/1/2021

26 13 02 - Medium-Voltage Pad Mounted Switchgear Details

​3/1/2021

26 27 13 - ​​Electricity Metering Details

​3/1/2021

​26 27 26 - ​Wiring Device Details

​1/12/2026

​26 51 00 - ​Interior Lighting Details​​​​

​1/12/2026

​26 56 29 - Site Lighting Details​​

​​1/12/2026​

​Typical Equipment Naming Conventions

​3/1/2021

​Typical Equipment Wiring Schedule

​12/9/2025

​Typical Luminaire Schedule

​3/1/2021

​​​Typical One-Line Diagram

​3/1/2021

​​​​Typical Panel Naming Conventions

​3/1/2021

Typical Panelboard Schedule​

​3/1/2021

​​

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