NFPA-101H-SUPPLEMENT-4-2006.pdf
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1、a car operating panel. The push button shall be visible and permanently identified as HELP. The identification shall be on or adjacent to the HELP button. When the push button is actu- ated, the emergency two-way communication means shall initiate a call for help and establish two-way communications
2、. (c) A visual indication on the same panel as the HELP push button shall be provided, which is activated by authorized personnel, to acknowl- edge that two-way communications link has been established. The visual indication shall be extin- guished when the two-way communication link is terminated.
3、(d) The two-way communication means shall pro- vide on demand to authorized personnel, infor- mation that identifies the building location and elevator number and that assistance is required. (e) After the call acknowledgement signals are sent 2.27.1.1.3(c), the two-way voice communications shall be
4、 available between the car and authorized personnel. (f) The two-way communications, once established, shall be disconnected only when authorized per- sonnel outside the car terminate the call. (g) The two-way communication means shall not use a handset in the car. (h) The two-way communications sha
5、ll not be trans- mitted to an automated answering system. The call for helpshall be answered byauthorized per- sonnel. (i) Operating instructions shall be incorporated with or adjacent to the HELP button. S u p p l e m e n t 4 Extracts from ASME Elevator Code and Handbook Editors Note: This suppleme
6、nt provides the reader with detailed information on elevator emergency operation and signaling devices. It consists of extracted material from ASME A17.1, Safety Code for Elevators and Escalators, 2004 and its accompanying handbook. EXTRACTS FROM ASME A17.1, SECTION 2.27 EMERGENCY OPERATION AND SIGN
7、ALING DEVICES* NOTE (2.27): Additional requirements may be found in the building code. 2.27.1 Car Emergency Signaling Devices 2.27.1.1 Emergency Communications 2.27.1.1.1 A two-way communications means be- tween the car and a location in the building, that is readily accessible to authorized and eme
8、rgency personnel shall be provided. 2.27.1.1.2 When the two-way communications loca- tioninthebuildingisnotstaffed24haday,byauthor- ized personnel who can take appropriate action, the means of two-way communications shall automati- cally be directed within 30 s to an additional on- or off-site locat
9、ion, staffed by authorized personnel, where an appropriate response can be taken. 2.27.1.1.3 The two-way communication means within thecarshallcomply withthefollowingrequirements: (a) In jurisdictions enforcing NBCC, Appendix E of CAN/CSA B44, or in jurisdictions not enforcing NBCC, ICC/ANSI A117.1.
10、 (b) A push button to actuate the two-way communi- cation means shall be provided in or adjacent to 1153 *Reprinted from ASME A17.1 2004 by permission of The AmericanSocietyofMechanicalEngineers.Allrightsreserved. Copyright National Fire Protection Association Provided by IHS under license with NFPA
11、Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/17/2007 01:21:55 MDTNo reproduction or networking permitted without license from IHS -,-,- 1154Supplement 4 Extracts from ASME Elevator Code and Handbook 2.27.1.1.4 Where the elevator travel is 18 m (60 ft) or more, a two-way vo
12、ice communication means within the building shall be provided and comply with the following requirements: (a) The means shall enable emergency personnel within the building to establish two-way voice communications to each car individually. Two- way voice communication shall be established without a
13、ny intentional delay and shall not re- quire intervention by a person within the car. The means shall override communications to outside of the building. (b) Two-way voice communications, once estab- lished, shall be disconnected only when emer- gency personnel outside the car terminates the call. (
14、c) Once the two-way voice communication has been established,thevisualindicationsee2.27.1.1.3(c) within the car shall illuminate. The visual indica- tionshallbeextinguishedwhenthetwo-waycom- munication is terminated. (d) Operatinginstructionsshallbeincorporatedwith or adjacent to the two-way voice c
15、ommunication outside the car. Instructions shall conform to 2.27.7.3. 2.27.1.1.5 If the emergency communication means is normally connected to the building power supply, it shall automatically transfer to a source of standby or emergency power as required by the applicable building code or, where ap
16、plicable, Standard for Health Care Facilities (ANSI/NFPA-99), after the nor- mal power supply fails. The power source shall be capable of providing for illumination of the visual indication see 2.27.1.1.3(c) within the car, and the means of emergency communications for at least 4 h; and the audible
17、signaling device (see 2.27.1.2) for at least 1 h. 2.27.1.2 Emergency Stop Switch Audible Signal. Whenanemergencystopswitch(2.26.2.5)isprovided, an audible signaling device shall be provided. The audible signaling device shall (a) have a rated sound pressure rating of not less than 80 dBA nor greater
18、 than 90 dBA at 3 m (10 ft) (b) respond without delay after the switch has been activated (c) be located inside the building and audible inside the car and outside the hoistway (d) for elevators with a travel greater than 30 m (100 ft), be duplicated as follows: (1) one device shall be mounted on th
19、e car (2) a second device shall be placed at the desig- nated level 2.27.2 Emergency or Standby Power System Where an emergency or standby power system is providedtooperateanelevatorintheeventofnormal power supply failure, the requirements of 2.27.2.1 through 2.27.2.5 shall be complied with. 2.27.2.
20、1 The emergency or standby power system shall be capable of operating the elevator(s) with rated load (see 2.16.8), at least one at a time, unless otherwise required by the building code. 2.27.2.2 The transfer between the normal and the emergency or standby power system shall be auto- matic. 2.27.2.
21、3 An illuminated signal marked ELEVATOR EMERGENCY POWER shall be provided in the ele- vator lobby at the designatedlevel to indicate that the normalpowersupplyhasfailedandtheemergencyor standby power is in effect. 2.27.2.4 Where the emergency or standby power sys- tem is not capable of operating all
22、 elevators simulta- neously, requirements of 2.27.2.4.1 through 2.27.2.4.5 shall be conformed to. 2.27.2.4.1 A selector switch(es) marked ELEVATOR EMERGENCY POWER in red lettering a minimum of 5 mm (0.25 in.) in height, which is key-operated or under a locked cover (see 2.27.8), shall be provided to
23、 permit the selection of the elevator(s) to operate on the emergency or standby power system. The key shall be Group 3 Security (see 8.1). 2.27.2.4.2 The selector switch(es) positions shall be markedtocorrespondwiththeelevatoridentification number (see 2.29) and a position marked AUTO. 2.27.2.4.3 Th
24、e selector switch(es) shall be located at the designated level in view of all elevator entrances, or if located elsewhere means shall be provided adja- cent to the selector switch(es) to indicate that the elevator is at the designated level with the doors in the normally open position. 2.27.2.4.4 Wh
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