UL SUBJECT 2930-2016 UL Outline for Investigation Cord-and-Plug-Connected Health Care Facility Outlet Assemblies (Issue 1).pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULOCTOBER 20, 20161UL 2930Outline of Investigation for Cord-and-Plug-Connected Health Care FacilityOutlet AssembliesIssue Number: 1October 20, 2016Summary of TopicsThis first issue of the Outline o

2、f Investigation for Cord-and-Plug-Connected Health Care Facility Outlet Assemblies, UL 2930, coversassemblies of multiple receptacle outlets that are intended for connectionof medical equipment. Medical equipment is typically intended for use ina General Patient Care (Category 2) Space or Critical P

3、atient Care(Category 1) Space, including Patient Care Vicinities equipped with PatientEquipment Grounding Points. Receptacles so located must have adual-fed grounding capability in compliance with NEC Article 517.ULs Outlines of Investigation are copyrighted by UL LLC. Neither a printed norelectroni

4、c 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 exclusive property of ULLLC.COPYRIGHT 2016 UL LLCUL COPYRIGHTED MATERIAL NOT AUTHORIZE

5、D FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULOCTOBER 20, 2016UL 29302No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONTENTSINTRODUCTION1 Scope .52 General 62.1 Use .62.2 Components .72.3 Units of me

6、asurement .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 Protection .1310 Insulating Materials .1311 Power-Supply Cord .1411.1 General .1412 Strain Re

7、lief 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 Boards .1920 Grounding .1920.1 General .1920.2 Bonding .2020.3 Patient equipment groundi

8、ng 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 Current Test 2826.1 General .2826.2 Calibration of test circuits 2827 Overcurrent Te

9、st 29OCTOBER 20, 2016 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 impact test .3028.3 Mounting hole barrier probe test .3129 Strain Relief Test .3230 Enc

10、losure 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 Durability .4536 Permanence of Cord Tag Test .4536.1 General .4536.2 Conditioning .463

11、6.3 Test method .46RATINGS37 Details .46MARKINGS38 Details .47INSTRUCTIONS39 General 49APPENDIX AStandards for ComponentsA1OCTOBER 20, 2016UL 29304UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULINTRODUCTION1 Scope1.1 These requirements cover

12、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 medical electrical utilization equipment inaccordance with the National Electric

13、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 Vicinities equipped with Patient EquipmentGrounding Points.1.2 HCOAs are intended f

14、or use with equipment complying with applicable requirements of the:a) Standard for Medical Electrical Equipment, Part 1: General Requirements, UL 60601-1;b) Medical electrical equipment Part 1: General requirements for basic safety and essentialperformance, IEC 60601-1; andc) Medical Electrical Equ

15、ipment Part 1-2: General Requirements for basic safety andessential performance Collateral standard: Electromagnetic disturbances Requirements andtests, ANSI/AAMI 60601-1-2.1.3 These requirements cover HCOA consisting of an ANSI/NEMA WD 6-configuration Hospital Gradeattachment plug and a length of n

16、on-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 conductively to an integral patient equipment grounding terminal or jack provided foruser connection of a discret

17、e grounding path conductor to Patient Equipment Grounding Points, installedin the Patient Care Vicinities of a Health Care Facility.1.4 An HCOA is not intended for Home Health Care Use.1.5 These requirements do not cover cord-connected, Relocatable Power Taps (RPT) intended only forindoor use as a t

18、emporary 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 Category2 (General Patient Care) Spaces or Category 1 (Critical Patient Care) Spaces or Patient Care Vicinities.1.6 These

19、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 1363A.SPRPT are power distribution components intended to supply power to plug-connected components of amovable equipment as

20、semblies that are rack, table, or pedestal-mounted. SPRPT are intended for use ascomponents of complete equipment submitted for investigation rather than for direct separate installationin the field. The SPRPT shall be an integral part of the equipment assembly and permanently attached tothe equipme

21、nt assembly only by those qualified to assemble medical electrical equipment systemscompliant with Medical electrical equipment Part 1: General requirements for basic safety and essentialperformance, IEC 60601-1. SPRPT are not suitable for use in Patient Care Vicinities.OCTOBER 20, 2016 UL 2930 5UL

22、COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL1.7 These requirements do not cover cord-connected, Furniture Power Distribution Units (FPDU),intended for indoor use that provide power for and are intended to be installed in furnishings. FPDU are

23、covered 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 circuit HospitalGrade receptacle outlet and to patient equipment grounding points installed in the patient care spaces ofa He

24、alth Care Facility.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 that has been verified as havingtouch and leakage current suitably low for patient care use.2.1.3 A HCOA is

25、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”) to:a) Ot

26、her 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 space.2.1.6 A

27、 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.OCTOBER 20, 2016UL 29306UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISS

28、ION 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 not requir

29、ed 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 establishe

30、d 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 only under

31、 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 (rms).2.4 Un

32、dated 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 designated to be

33、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 receptacle

34、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 terminal or j

35、ack 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 indicator lights.

36、b) Provided with a surge protective device (SPD) or an electromagnetic interference (EMI) filterthat comply with the requirements of 4.1.OCTOBER 20, 2016 UL 2930 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL3.4 MEANS FOR MOUNTING A method

37、of securement of the HCOA to another object.3.5 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 remainsfunctional after 15 surges.3.6 PATIENT CARE VICINITY A Health Care F

38、acility 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 during examination and treatment,and extending vertically to 7 ft 6 in. (2.3

39、 m) above the floor.3.7 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 Grade receptacles of the HCOA and also from the unenergized accessiblemeta

40、l parts of the HCOA to a permanently-installed Patient Equipment Grounding Point of the HealthCare Facility.3.8 PATIENT EQUIPMENT GROUNDING POINT A Health Care Facility terminal or jack that servesas the collection point for return grounding of electrical appliances serving a patient care vicinity o

41、r forgrounding other items in order to eliminate electromagnetic interference problems.3.9 PATIENT EQUIPMENT GROUNDING TERMINAL A terminal or jack bonded to the HCOAenclosure and conductively connected to the mounting yokes of Hospital Grade receptacles of theHCOA for connection of a patient equipme

42、nt grounding conductor provided as a return ground path forconnection to the permanently-installed patient equipment ground point of the Health Care Facility.3.10 RECEPTACLE OUTLET A female contact device mounted within an electrical enclosure toallow a detachable electrical connection of an attachm

43、ent 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.3.11 SUPPLEMENTARY PROTECTOR DEVICE A device intended for use as overcurrent, over- orunder-voltage, or over-

44、temperature protection within electrical equipment where branch circuitovercurrent protection is already provided.3.12 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 short circuit.OCTOBER 20, 2016UL 29308UL COPYRIGHTED MATERIAL NOT A

45、UTHORIZED 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 the Standard for Electromagnetic Interference Filters, UL 1283.E

46、lectromagnetic Interference Filters used in HCOA shall not be connected to either the equipmentgrounding conductor or the patient equipment grounding terminal. (No L-G or N-G connection mode).4.2 A HCOA employing surge protective components shall also comply with the applicable requirementsfor cord-

47、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 A HCOA employing surge protective components shall also comply with a minimum 3 kA NominalDischarge Current Rating In when

48、tested in accordance with Standard for Surge Protective Devices, UL1449.4.4 Component Surge Protective devices installed in a HCOA may only be connected between theungrounded (line) and grounded (neutral) conductors. Component Surge Protective devices shall not beconnected between the ungrounded (li

49、ne) conductor and the grounding conductor (patient equipmentground), nor between the grounded (neutral) conductor and the grounding conductor (patient equipmentground).4.5 A HCOA shall not have either a manual or automatic switch that disconnects power from any of theHCOA receptacle outlets.4.6 A HCOA shall not be provided with any supplementary protection device that disconnects power fromany of the HCOA receptacle outlets.4.7 A HCOA shall not be provided with any Circuit-Interrupter device that disconnects power from anyreceptacle outlet. Ex