UL 962A CRD-2017 UL Standard for Safety Furniture Power Distribution Units - Section Paragraph Reference 13 7 and 50 24 Subject FPDU Employing Tamper Resistant Outlets (Edition 4 .pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUNDERWRITERS LABORATORIES INC. CERTIFICATION REQUIREMENT DECISIONThis Certification Requirement Decision is prepared by UL LLC. It is normative for the applicable ULProduct Certification Program(

2、s); however, it is currently not part of the UL Standard(s) referencedbelow.Product Category (CCN): IYNCStandard Number: UL 962AStandard Title: Standard for Furniture Power Distribution UnitsEdition Date: February 22, 2016Edition Number: 4Section / Paragraph Reference: Paragraphs 5.3.1, 5.5, 13.7.1

3、through 13.7.4, Tables12.1 and 26.1Subject: Furniture Power Distribution unit with a current tap fittingDECISION:In addition to the applicable requirements contained in UL 962A, a power supply cord of a furniture powerdistribution which employs a current tap fitting shall also comply with the follow

4、ing:5 Glossary5.3.1 CURRENT TAP An attachment plug with a single integral outlet device.5.5 FURNITURE POWER DISTRIBUTION UNIT (FPDU) An electrical enclosure provided with anattached power supply cord and attachment plug or current tap for connection to a permanently installedbranch circuit receptacl

5、e outlet. The FPDU is provided with a mounting means for attachment to afurnishing. The electrical enclosure may be provided with one or more receptacle outlets. The FPDU mayalso be provided in any combination of the following configurations:a) The electrical enclosure connected to the power supply

6、cord and attachment plug may besupplied with up to six lengths of flexible cord not exceeding 6 feet in length; each length shallbe terminated with a maximum of 3 receptacle outlets within an electrical enclosure or 3 cordconnectors. Refer to Clause 13.6 limiting the total number of outlets, Table 1

7、2.1 for overloadrequirements and 12.1.8 for interconnecting cord requirements.b) Provided with supplementary overcurrent protection.c) Provided with manual or automatic switch(es) such as an integral appliance timer to controlall or some of the receptacle outlets.d) Provided with indicator lights.e)

8、 When provided with three or more receptacle outlets the FPDU may be provided with asurge protective device (SPD) or an electromagnetic interference (EMI) filter.f) A FPDU may employ non-electrical decorative features. The decorative features may includevarious shapes such as rocks, birds and animal

9、s, etc.g) A FPDU may employ telephone equipment and communication circuit protectors.h) A FPDU may employ an antenna discharge unit or provide antenna connections fortelevisions and video products.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM

10、ULi) When provided with three or more receptacle outlets the FPDU may be provided with LED(Light Emitting Diode) Luminaire(s).j) A FPDU may be provided with a wireless charging circuit.k) Provided with isolated secondary circuits.l) Provided with batteries located in isolated secondary circuits. See

11、 UL 962A Supplement SA -Furniture Power Distribution Units Incorporating Batteries.m) Provided with an integral Class 2 lead and mating Class 2 separable interface, or anintegral power supply with one or more Class 2 output connector(s).n) Provided with receptacles with integral power supplies with

12、Class 2 output connectors.13.7 Current Tap13.7.1 The outlet of a current tap shall have the same current rating of 15 or 20 Amps and the samevoltage rating of either 125 or 250 V only as the ANSI/NEMA configuration plug.13.7.2 A current tap shall be of the grounding type. The current tap outlet may

13、be the same or differentslot configuration (locking and non-locking) as the plug.13.7.3 A FPDU may employ a current tap fitting when the power supply cord size and the number ofoutlets, including the outlet of the current tap, do not require supplementary protection. A FPDU may notutilize a current

14、tap when supplementary overcurrent protection is required. See 13.7.4.13.7.4 The outlet of a current tap in a FPDU shall comply with the applicable requirements for a receptacleoutlet in the Standard for Attachment Plugs and Receptacles, UL 498. The grounding contact of thecurrent tap outlet shall c

15、omply with the requirements of the Grounding Contact Test in UL 498.PERFORMANCE26 Temperature TestSTANDARD NUMBER: UL 962A -2-UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULTable 26.1Maximum temperaturesMaterials and components C F1. Varnishe

16、d-cloth insulation 85 1852. Fiber, wood, and other similar electrical insulation 90 1943. Phenolic composition employed as electrical insulation or as a part whose malfunctionwould result in a risk of fire or electric shock150a302a4. Insulated wires and cables 60a140a5. On the surface of a capacitor

17、 casing:Electrolytic 65b149bOther types 90b194b6. Receptacle and current tap contacts 55 1357. Fuses other than Class CC, G, J, T 90 1948. Fuses Class CC, G, J, T 110 230NOTE See 26.7.aThe limitations on phenolic composition and on wire insulations do not apply to compounds that have beeninvestigate

18、d and determined to be in compliance for higher temperatures.bA capacitor operating at a temperature higher than indicated is not prohibited from being evaluated on the basisof its marked temperature rating, or when not marked with a temperature rating, is capable of being investigated todetermine i

19、ts compliance at the higher temperature.RATIONALE FOR DECISION:Present requirements of UL 962A the Standard for Furniture Power Distribution Unit does not address apower supply cord that employs an attachment plug with an integral single outlet device. A power supplycord constructed in this manner i

20、s permitted by UL 817 the Standard for Cord Sets and Power SupplyCord and is referred to as a current tap.This CRD maintains an approach that is consistent with UL 817 by referencing UL 498, the Standard forAttachment Plugs and Receptacles, for requirements associated with any outlet device includin

21、g a currenttap.Copyright 2017 UL LLCUL LLC, in performing its functions in accordance with its objectives, does not guarantee or warrant thecorrectness of Certification Requirement Decisions it may issue or that they will be recognized or adoptedby anyone. Certification Requirement Decisions are the

22、 opinion of UL LLC. in practically applying therequirements of the standard. They do not represent formal interpretations of the standard underAmerican National Standards Institute (ANSI) processes. UL LLC shall not be responsible to anyone forthe use of or reliance upon Certification Requirement De

23、cisions by anyone. UL LLC shall not incur anyobligation or liability for damages, including consequential damages, arising out of or in connection withthe use or reliance upon Certification Requirement Decisions. The electronic version of the CertificationRequirement Decision is the current version and previously printed copies may be outdated.This document is published as a service to ULs certification customersSTANDARD NUMBER: UL 962A -3-UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULSTANDARD NUMBER: UL 962A -4-No Text on This Page