Standard 1778, Edition 5
UL 1778

Uninterruptible Power Systems

UL Standard Edition 5 Published Date: June 13, 2014 Last Revision: April 28, 2023 ANSI Approved: April 28, 2023

$798.00-$1,990.00

Revisions and Related Documents

Revisions
Red Line Std. (5)

Date      
April 28, 2023 Redline Revision
October 12, 2017 Revision
October 10, 2017 Redline
August 07, 2015 Revision
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CSDS
Proposals (9)

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).
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  • 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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December 02, 2022
October 13, 2022
August 11, 2017
March 24, 2017
November 25, 2016
September 30, 2016
February 21, 2014
August 23, 2013
March 12, 2008
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UL LLC CRD (0)

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Other Updates (0)

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Referenced Standards (39)

Below is a list of UL Standards referenced in UL 1778

StandardEditionTitle
50 13 Enclosures for Electrical Equipment, Non-Environmental Considerations
50E 3 Enclosures for Electrical Equipment, Environmental Considerations
62 20 Flexible Cords and Cables
353 5 Standard for Limit Controls
486E 6 Equipment Wiring Terminals for Use with Aluminum and/or Copper Conductors
496 14 Lampholders
498 16 Attachment Plugs and Receptacles
508 18 Industrial Control Equipment
514B 6 Standard for Conduit, Tubing, and Cable Fittings
723 11 Test for Surface Burning Characteristics of Building Materials
810 6 Capacitors
817 12 Cord Sets and Power-Supply Cords
891 12 Standard for Switchboards
900 8 Air Filter Units
924 10 Emergency Lighting and Power Equipment
991 3 Standard for Tests for Safety-Related Controls Employing Solid-State Devices
1283 7 Electromagnetic Interference Filters
1437 4 Standard for Electrical Analog Instruments - Panel Board Types
1446 8 Systems of Insulating Materials - General
1973 3 ANSI/CAN/UL Batteries for Use in Stationary and Motive Auxiliary Power Applications
1989 6 Valve Regulated or Vented Batteries with Aqueous Electrolytes
2200 3 ANSI/CAN/UL/ULC Stationary Engine Generator Assemblies
248-1 4 Low-Voltage Fuses - Part 1: General Requirements
4248-1 3 Fuseholders - Part 1: General Requirements
4248-4 1 Fuseholders - Part 4: Class CC
4248-5 2 Fuseholders - Part 5: Class G
4248-6 2 Fuseholders - Part 6: Class H
4248-8 3 Fuseholders - Part 8: Class J
4248-9 1 Fuseholders - Part 9: Class K
4248-11 1 Fuseholders - Part 11: Type C (Edison Base) and Type S Plug Fuse
4248-12 2 Fuseholders - Part 12: Class R
4248-15 1 Fuseholders - Part 15: Class T
486A-486B 3 Wire Connectors
60601-1 1 Medical Electrical Equipment, Part 1: General Requirements for Safety
60947-1 6 Low-Voltage Switchgear and Controlgear - Part 1: General Rules
60950-1 2 Information Technology Equipment - Safety - Part 1: General Requirements
61131-2 2 Programmable Controllers - Part 2: Equipment Requirements and Tests
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
60947-5-2 4 Low-Voltage Switchgear and Controlgear - Part 5-2: Control Circuit Devices and Switching Elements - Proximity Switches
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Reverse Referenced Standards (12)

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