UL SUBJECT 2930-2018 UL Outline for Investigation Cord-and-Plug-Connected Health Care Facility Outlet Assemblies (Issue 2).pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULMARCH 27, 20181UL 2930Outline of Investigation for Cord-and-Plug-Connected Health Care FacilityOutlet AssembliesIssue Number: 2March 27, 2018Summary of TopicsThis second issue of the Outline of I

2、nvestigation for Cord-and-Plug-Connected Health Care Facility Outlet Assemblies, UL 2930, revises theMarking requirement to recognize that Patient Care Vicinities beingequipped with “Patient Equipment Grounding Point” is optional, asidentified in the title of NEC Section 517.19(D). 2018 NFPA 99 Heal

3、th CareFacilities Code, also identifies the “governing body” has the overallresponsibility for the operation of a health care facility, including patientequipment grounding point, Clause 6.3.2.5.2. It is up to the governingbodies at a healthcare facility to conducted a risk assessment inaccordance w

4、ith NFPA 99 and determine whether or not their facilitiesneed Patient Equipment Grounding Points within the Patient CareVicinities.Also, references to Supplements of UL 498, 15thEdition, were correlatedto the revised Supplement designations of UL 498, 16thEdition, inaccordance with Paragraph 2.4.1.U

5、Ls Outlines of Investigation are copyrighted by UL LLC. Neither a printed norelectronic copy of an Outline of Investigation should be altered in any way. All ofULs Outlines of Investigation and all copyrights, ownerships, and rights regardingthose Outlines of Investigation shall remain the sole and

6、exclusive property of ULLLC.COPYRIGHT 2018 UL LLCUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULMARCH 27, 2018UL 29302No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM U

7、LCONTENTSINTRODUCTION1 Scope .52 General 62.1 Use .62.2 Components .72.3 Units of measurement .72.4 Undated references .73 Glossary .7CONSTRUCTION4 General 95 Enclosures 105.1 General 105.2 Metallic .106 Mechanical Assembly 117 Accessibility of Live Parts .118 Mounting Means .139 Corrosion Protectio

8、n .1310 Insulating Materials .1311 Power-Supply Cord .1411.1 General .1412 Strain Relief 1413 Receptacles 1513.1 General .1513.2 Receptacle covers 1514 Supplementary Protection Device .1615 Live Parts 1616 Internal Wiring 1617 Physical protection of conductors .1718 Spacings 1819 Printed-Wiring Boar

9、ds .1920 Grounding .1920.1 General .1920.2 Bonding .2020.3 Patient equipment grounding terminal .2120.4 Patient equipment grounding conductor .22PERFORMANCE21 General 2222 Temperature Test .2223 Dielectric Voltage-Withstand Test .2424 Leakage Current Test .2525 Grounding Continuity Test .2726 Fault

10、Current Test 2826.1 General .2826.2 Calibration of test circuits 2827 Overcurrent Test 29MARCH 27, 2018 UL 2930 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL28 Mounting Hole Barrier Tests .3028.1 General .3028.2 Mounting hole barrier impac

11、t test .3028.3 Mounting hole barrier probe test .3129 Strain Relief Test .3230 Enclosure Tests 3330.1 General .3330.2 Drop impact test .3430.3 Steel sphere impact test 3431 Crushing Test 3832 Enclosure Integrity Test .3833 Adequacy of Mounting Test 4334 Receptacle Outlet Cover Test 4435 Marking Dura

12、bility .4536 Permanence of Cord Tag Test .4536.1 General .4536.2 Conditioning .4636.3 Test method .46RATINGS37 Details .46MARKINGS38 Details .47INSTRUCTIONS39 General 49APPENDIX AStandards for ComponentsA1MARCH 27, 2018UL 29304UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIB

13、UTION WITHOUT PERMISSION FROM ULINTRODUCTION1 Scope1.1 These requirements cover indoor-use cord-and-plug-connected Health Care Facility receptacle outletassemblies (HCOA) rated 250 V AC or less and 20 Amperes or less. HCOA are for use as a movablepower supply connection for cord-and-plug-connected m

14、edical electrical utilization equipment inaccordance with the National Electric Code, NFPA 70, Article 517 Health Care Facilities, and with NFPA99, Health Care Facilities Code, for use in Category 2 (General Patient Care) Spaces or Category 1(Critical Patient Care) Spaces, including Patient Care Vic

15、inities equipped with Patient EquipmentGrounding Points.1.2 HCOAs are intended to supply cord-and-plug-connected medical equipment complying withapplicable requirements of the:a) Standard for Medical Electrical Equipment, Part 1: General Requirements, UL 60601-1;b) Medical electrical equipment Part

16、1: General requirements for basic safety and essentialperformance, IEC 60601-1; andc) Medical Electrical Equipment Part 1-2: General Requirements for basic safety andessential performance Collateral standard: Electromagnetic disturbances Requirements andtests, ANSI/AAMI 60601-1-2.1.3 These requireme

17、nts cover HCOA consisting of an ANSI/NEMA WD 6-configuration Hospital Gradeattachment plug and a length of non-detachable flexible cord terminated in an enclosure in which aremounted ANSI/NEMA WD 6-configuration Hospital Grade individual receptacle outlets (duplex or single)which are connected condu

18、ctively to an integral patient equipment grounding terminal or jack provided foruser connection of a discrete patient equipment grounding conductor to Patient Equipment GroundingPoints, installed in the Patient Care Vicinities of a Health Care Facility.1.4 An HCOA is not intended for Home Health Car

19、e Use.1.5 These requirements do not cover cord-connected, Relocatable Power Taps (RPT) intended only forindoor use as a temporary extension of a grounding alternating-current branch circuit for general use,covered by the Standard for Relocatable Power Taps, UL 1363. RPT are not suitable for use in C

20、ategory2 (General Patient Care) Spaces or Category 1 (Critical Patient Care) Spaces or Patient Care Vicinities.1.6 These requirements do not cover cord-connected, Special Purpose Relocatable Power Taps(SPRPT); covered by the Outline of Investigation for Special Purpose Relocatable Power Taps, UL 136

21、3A.SPRPT are power distribution components intended to supply power to plug-connected components of amovable equipment assemblies that are rack, table, or pedestal-mounted. SPRPT are intended for use ascomponents of complete equipment submitted for investigation rather than for direct separate insta

22、llationin the field. The SPRPT shall be an integral part of the equipment assembly and permanently attached tothe equipment assembly only by those qualified to assemble medical electrical equipment systemscompliant with Medical electrical equipment Part 1: General requirements for basic safety and e

23、ssentialperformance, IEC 60601-1. SPRPT are not suitable for use in Patient Care Vicinities.MARCH 27, 2018 UL 2930 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL1.7 These requirements do not cover cord-connected, Furniture Power Distributio

24、n Units (FPDU),intended for indoor use that provide power for and are intended to be installed in furnishings. FPDU arecovered by the Standard for Furniture Power Distribution Units, UL 962A.2 General2.1 Use2.1.1 A HCOA is intended to be connected temporarily to a permanently-installed branch circui

25、t HospitalGrade receptacle outlet and, where the health care facilitys governing body has determined that use ofPatient Equipment Grounding Points are essential in Patient Care Vicinities, to patient equipmentgrounding points permanently installed in the patient care spaces of a Health Care Facility

26、.2.1.2 A HCOA is intended for cord-and-plug connection of medical utilization equipment that has beenauthorized by the Health Care Facility in which the HCOA is deployed and the medical utilizationequipment has been verified as having touch and leakage current suitably low for patient care use.2.1.3

27、 A HCOA is intended to be mounted to benches, stands, carts, or other areas containing multiplecord-and-plug-connected medical electrical utilization equipment that is intended and authorized for usein that patient care use location.2.1.4 A HCOA is not intended to be series-connected (“daisy chained

28、”) to:a) Other HCOAs;b) Relocatable Power Taps;c) Furniture Power Distribution Units, or;d) Extension cords.A HCOA is not intended to be connected via a grounding adapter or via a current tap to a receptacleoutlet.2.1.5 A HCOA is not intended to be placed directly upon the floor of a patient care sp

29、ace.2.1.6 A HCOA is not intended to be used within Hazardous (Classified) Anesthetizing Locations or anyother Hazardous (Classified) Locations as defined by the National Electric Code, NFPA 70.MARCH 27, 2018UL 29306UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOU

30、T PERMISSION FROM UL2.2 Components2.2.1 Except as indicated in 2.2.2, a component of a product covered by this standard shall comply withthe requirements for that component. See Appendix A for a list of standards covering components usedin the products covered by this standard.2.2.2 A component is n

31、ot required to comply with a specific requirement that:a) Involves a feature or characteristic not required in the application of the component in theproduct covered by this standard, orb) Is superseded by a requirement in this standard.2.2.3 A component shall be used in accordance with its rating e

32、stablished for the intended conditions ofuse.2.2.4 Specific components are incomplete in construction features or restricted in performancecapabilities. Such components are intended for use only under limited conditions, such as certaintemperatures not exceeding specified limits, and shall be used o

33、nly under those specific conditions.2.3 Units of measurement2.3.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory orapproximate information.2.3.2 Unless otherwise indicated, all voltage and current values mentioned in this standard areroot-mean-square (rm

34、s).2.4 Undated references2.4.1 Any undated reference to a code or standard appearing in the requirements of this Outline ofInvestigation shall be interpreted as referring to the latest edition of that code or standard.3 Glossary3.1 ANESTHETIZING LOCATION Any area of a facility that has been designat

35、ed to be used for theadministration of any flammable or nonflammable inhalation anesthetic agent in the course ofexamination or treatment, including the use of such agents for relative analgesia.3.2 ATTACHMENT PLUG A male contact device for the temporary connection of a flexible cord orcable to a re

36、ceptacle outlet or cord connector.3.3 HEALTH CARE FACILITY OUTLET ASSEMBLY (HCOA) A metallic electrical enclosure providedwith an attached power supply cord, attachment plug for connection to a permanently installed branchcircuit receptacle outlet and provided with a patient equipment grounding term

37、inal or jack for connectionto a permanently installed Patient Equipment Grounding Point. The electrical enclosure may beprovided with one to six individual receptacle outlets (duplex or single). The HCOA may also beprovided in any combination of the following configurations:a) Provided with indicato

38、r lights.b) Provided with a surge protective device (SPD) that complies with 4.2.MARCH 27, 2018 UL 2930 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULc) Provided with an electromagnetic interference (EMI) filter that complies with the requi

39、rementsof 4.1.3.4 HEALTH CARE FACILITYS GOVERNING BODY The person or persons who have the overalllegal responsibility for the operation of a health care facility, including risk assessment policies,resources, and risk management processes, building components (such as the availability and functionof

40、 a patient equipment grounding terminal).3.5 MEANS FOR MOUNTING A method of securement of the HCOA to another object.3.6 NOMINAL DISCHARGE CURRENT (In) Peak value of the current, selected by the manufacturer,through a Surge Protective Device (SPD) having a current wave shape of 8/20 where the SPD re

41、mainsfunctional after 15 surges.3.7 PATIENT CARE VICINITY A Health Care Facility space, within a location intended for theexamination and treatment of patients, extending 6 ft (1.8 m) beyond the normal location of the patientbed, chair, table, treadmill, or other device that supports the patient dur

42、ing examination and treatment,and extending vertically to 7 ft 6 in. (2.3 m) above the floor.3.8 PATIENT EQUIPMENT GROUNDING CONDUCTOR A user-connected insulated conductor,other than supplied in the power supply cord, to provide a return grounding path connection from themounting yokes of Hospital G

43、rade receptacles of the HCOA and also from the unenergized accessiblemetal parts of the HCOA to a permanently-installed Patient Equipment Grounding Point of the HealthCare Facility.3.9 PATIENT EQUIPMENT GROUNDING POINT A Health Care Facility terminal or jack that servesas the collection point for re

44、turn grounding of electrical appliances serving a patient care vicinity or forgrounding other items in order to eliminate electromagnetic interference problems.3.10 PATIENT EQUIPMENT GROUNDING TERMINAL A terminal or jack bonded to the HCOAenclosure and conductively connected to the mounting yokes of

45、 Hospital Grade receptacles of theHCOA for user-connection of a patient equipment grounding conductor provided as a return groundpath to the permanently-installed patient equipment grounding point of the Health Care Facility.3.11 RECEPTACLE OUTLET A female contact device mounted within an electrical

46、 enclosure toallow a detachable electrical connection of an attachment plug. A duplex receptacle consists of twofemale contact devices on the same receptacle yoke and is considered to be two receptacle outlets forthe purpose of requirements in this standard.3.12 SUPPLEMENTARY PROTECTOR DEVICE A devi

47、ce intended for use as overcurrent, over- orunder-voltage, or over-temperature protection within electrical equipment where branch circuitovercurrent protection is already provided.3.13 8/20 CURRENT WAVE Current surge with a virtual front time of 8 s and a time to half-value of20 s delivered into a

48、short circuit.MARCH 27, 2018UL 29308UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONSTRUCTION4 General4.1 A HCOA that has an electromagnetic interference filter shall also comply with applicable requirementsfor cord-connected EMI Filters in

49、 the Standard for Electromagnetic Interference Filters, UL 1283.Electromagnetic Interference Filters used in HCOA shall not be connected to either the equipmentgrounding conductor or the patient equipment grounding terminal. (i.e. No L-G or N-G connection mode).4.2 A HCOA employing surge protective components shall also comply with the applicable requirementsfor cord-connected, Type 3 Surge Protective Device (SPD) in the Standard for Surge Protective Devices,UL 1449. The allowable leakage current or touch current shall not exceed 0.1 mA.4.3