Standard 1741, Edition 3
UL 1741

Inverters, Converters, Controllers and Interconnection System Equipment for Use With Distributed Energy Resources

UL Standard Edition 3 Published Date: September 28, 2021 Last Revision: October 23, 2024

$798.00-$1,990.00

Revisions and Related Documents

Revisions
Red Line Std. (6)

Date      
October 23, 2024 Redline Revision
May 19, 2023 Redline Revision
October 18, 2022 Redline Revision
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CSDS
Proposals (8)

CSDS Proposal   

CSDS Proposals

An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose:

  • A revision of a single or multiple requirement(s).
  • A complete new edition of an existing Standard or Outline.
  • A new Standard or Outline that has not previously been published.

CSDS Proposals provide access to view the proposal and submit comments within UL's Collaborative Standards Development System (CSDS) appropriately.

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October 09, 2024
September 06, 2024
July 15, 2024
May 03, 2024
February 29, 2024
April 18, 2023
April 12, 2023
October 19, 2022
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UL LLC CRD (7)

UL LLC - Certification Requirement Decision    Learn more about CRDs
April 08, 2023
April 07, 2023
April 06, 2023
April 05, 2023
April 04, 2023
April 02, 2023
April 01, 2023
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Other Updates (0)

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Referenced Standards (29)

Below is a list of UL Standards referenced in UL 1741

StandardEditionTitle
20 14 General-Use Snap Switches
50 14 Enclosures for Electrical Equipment, Non-Environmental Considerations
50V 3 Outline of Investigation for Infrared Viewports
94 7 Tests for Flammability of Plastic Materials for Parts in Devices and Appliances
224 7 Extruded Insulating Tubing
310 10 Electrical Quick-Connect Terminals
347 7 Medium-Voltage AC Contactors, Controllers, and Control Centers
508 19 Standard for Industrial Control Equipment
510 10 Polyvinyl Chloride, Polyethylene, and Rubber Insulating Tape
514A 11 Metallic Outlet Boxes
514B 6 Conduit, Tubing, and Cable Fittings
514C 4 Nonmetallic Outlet Boxes, Flush-Device Boxes, and Covers
746A 6 Polymeric Materials - Short Term Property Evaluations
746B 5 Polymeric Materials - Long Term Property Evaluations
746C 7 Polymeric Materials - Use in Electrical Equipment Evaluations
810 6 Capacitors
840 3 Insulation Coordination Including Clearances and Creepage Distances for Electrical Equipment
943 5 Ground-Fault Circuit-Interrupters
991 3 Standard for Tests for Safety-Related Controls Employing Solid-State Devices
1008 9 Transfer Switch Equipment
1059 5 Terminal Blocks
1437 4 Standard for Electrical Analog Instruments - Panel Board Types
1577 5 Optical Isolators
1703 3 Flat-Plate Photovoltaic Modules and Panels
1998 3 Software in Programmable Components
5085-1 1 Low Voltage Transformers - Part 1: General Requirements
5085-3 1 Low Voltage Transformers - Part 3: Class 2 and Class 3 Transformers
60730-1 6 Automatic Electrical Controls - Part 1: General Requirements
60384-14 2 Fixed Capacitors for Use in Electronic Equipment - Part 14: Sectional Specification: Fixed Capacitors for Electromagnetic Interference Suppression and Connection to the Supply Mains
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Reverse Referenced Standards (18)

UL 1741 is referenced in the following list of UL Standards

StandardEditionTitle
1008B 2 Outline of Investigation for Source Interconnection Switches
1012 8 Power Units Other Than Class 2
1699B 1 Photovoltaic (PV) DC Arc-Fault Circuit Protection
1973 3 ANSI/CAN/UL Batteries for Use in Stationary and Motive Auxiliary Power Applications
2200 3 Stationary Engine Generator Assemblies
2264A 2 Outline of Investigation for Water Electrolysis Type Hydrogen Generators
2267 3 Standard for Fuel Cell Power Systems for Installation in Industrial Electric Trucks
2572 2 Mass Notification Systems
2703 1 Mounting Systems, Mounting Devices, Clamping/Retention Devices, and Ground Lugs for Use with Flat-Plate Photovoltaic Modules and Panels
2753 2 Outline of Investigation for Battery Operated Ride-On Lawn Mowers
3141 2 Outline of Investigation for Power Control Systems
6142 1 Small Wind Turbine Systems
9741 1 Electric Vehicle Power Export Equipment (EVPE)
62093 2 Photovoltaic System Power Conversion Equipment - Design Qualification and Type Approval
62109-1 1 Safety of Power Converters for Use in Photovoltaic Power Systems - Part 1: General Requirements
62446-1 1 Photovoltaic (PV) Systems - Requirements for Testing, Documentation and Maintenance - Part 1: Grid Connected Systems - Documentation, Commissioning Tests and Inspection
62446-2 1 Photovoltaic (PV) Systems - Requirements for Testing, Documentation and Maintenance - Part 2: Grid Connected Systems - Maintenance of PV Systems
60335-2-1000 1 Household and Similar Electrical Appliances: Particular Requirements for Electrically Powered Pool Lifts
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