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NFPA 72 > NFPA 72 DECK > Flashcards

NFPA 72 DECK Flashcards

1
Q

NFPA 72 National fire alarm and signaling code

A

Provides the latest safety provisions to meet societys changing fire detection, signaling and emergency communications demands.

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2
Q

NFPA 72 National fire alarm and signaling code PART 2

A

In addition to the core focus on fire alarm systems the code includes requirements for mass notification systems used for weather emergencies;terrorist events;biological;chemical;and nuclear emergencies and other threats

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3
Q

Application

24.1.1

A

The application, installation, and performance of emergency communications systems and their components shall comply with the requirements of this chapter.

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4
Q

Application

24.1.2

A

The requirements of this chapter shall apply to emergency communications systems within buildings and outdoor areas.
**An emergency communications system could target the general building , area, space, campus or region.

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5
Q

Application

24.1.3

A

The requirements of chapters 10,12,17,18,21,23,26 and 27 shall also apply, unless they are in conflict with this chapter.

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6
Q

Application

24.1.4

A

The requirements of Ch 14 shall apply.

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7
Q

Application

24.1.5

A

The requirements of this chapter shall not apply to Ch 29 unless specifically indicated.

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8
Q

Purpose

24.2.1

A

The systems covered under Ch 24 are for the protection of life by indicating the existence of an emergency situation and communicating information necessary to facilitate and appropriate response and action.

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9
Q

Purpose

24.2.2

A

This Ch. establishes minimum required levels of performance, reliability, and quality of installation for emergency communications systems but does not establish the only methods by which these requirements are to be achieved.

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10
Q

Purpose

24.2.3

A

An emergency communications system is intended to communicate information about emergencies including , but no limited to , fire, human caused events(accidental and intentional), other dangerous situations . accidents , and natural disasters,

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11
Q

General

24.3.1 **

A

INTELLIGIBLE VOICE MESSAGES. Emergency communication systems shall be capable of the reproduction of prerecorded , synthesized, or live(e.g., microphone, telephone, handset and radio ) messages with voice intelligibility in accordance with Ch. 18.

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12
Q

General

24.3.2 **

A

REQUIRED EMERGENCY COMMUNICATIONS SYSTEMS. An emergency communications system shall be installed in occupancies where required by the authority having jurisdiction or by other applicable governing laws, codes or standards.

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13
Q

Nonrequired (Voluntary) Emergency Communications Systems

24.3.3.1

A

Nonrequired Emergency Communications Systems and components shall meet the requirements of this chapter

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14
Q

Nonrequired (Voluntary) Emergency Communications Systems

24.3.3.2

A

Nonrequired Emergency Communications Systems and components shall be identified on the record drawings required in 10.18.2.3(2)

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15
Q

Ancillary Functions

24.3.4.1

A

Ancillary functions, including the use of a fire alarm system or mass notification for general paging, background music, or other non-emergency functions are permited and shall not interfere with the performance requirements of the fire alarm system or the mass notifications system.

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16
Q

Ancillary Functions

24.3.4.2

A

Fire alarm system speakers providing ancillary functions shall meet the conditions of either 24.3.4.2(1) or (2):
(1)The fire command center shall be constantly attended by trained personnel, and selective paging is permitted by the AHJ.(2)all of the following shall be met (a)the speakers and associated audio eqip are installed or located with safeguards to resist tampering or misadjustment of those components essential for intended emergency notification(b)the monitoring integrity requirements of section 10.17 continue to be met while the system is used for non-emergency purposes

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17
Q

Ancillary Functions

24.3.4.3

A

Where ancillary functions are not monitored for integrity, they shall be inspected periodically in accordance with the frequency identified in Ch. 14

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18
Q

Pathway survivability

24.3.5.1

A

Pathway survivability levels shall be as described in section 12.4

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19
Q

Pathway survivability

24.3.5.2

A

Other component survivability shall comply with the provisions of 24.4.1.8.4.6

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20
Q

Pathway survivability

24.3.5.3

A

the pathway survivability requirements in 24.3.5.4 through 24.3.5.12 shall apply to notification and communications circuits necessary to ensure the continued operation of the emergency communications system.

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21
Q

Pathway survivability

24.3.5.4

A

In-building fire emergency voice/alarm communications systems shall comply with 24.3.5.4.1 or 24.3.5.4.2

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22
Q

Pathway survivability

24.3.5.4.1

A

For systems employing relocation or partial evacuation, a level 2 or level 3 pathway survivability shall be required.

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23
Q

Pathway survivability

24.3.5.4.2

A

For systems that do not employ relocation or partial evacuation, a level 0 ,level 1,level 2 or level 3 pathway survivability shall be required.

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24
Q

Pathway survivability

24.3.5.4.3

A

refer to annex g for previous nomenclature and cross reference.

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25
Q

Pathway survivability

24.3.5.5

A

In-building mass notification systems shall be permitted to have a level 0 pathway survivability or greater if determined by risk analysis.

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26
Q

Pathway survivability

24.3.5.6

A

all circuits for wide-area mass notification systems shall be permitted to have a level 0 pathway survivability or greater if determined by a risk analysis.

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27
Q

Pathway survivability

24.3.5.7

A

Two-way in-building wired emergency communications systems shall have a pathway survivability of level2 or level 3

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28
Q

Pathway survivability

24.3.5.8

A

two way radio communications enhancement systems shall comply with 24.3.5.8.1 and 24.3.5.8.2

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29
Q

Pathway survivability

24.3.5.8.1

A

Where two-way radio comnunications enhancement system. exclusive of the antennae, is used in lieu of a two-way in-building wired emergency communications system, it shall have a pathway survivability of level 2 or level 3

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30
Q

Pathway survivability

24.3.5.8.2

A

Where two-way radio comnunications enhancement system is used in lieu of a two-way in-building wired emergency communications system the design of the system shall be approved by the authority having jurisdiction

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31
Q

Pathway survivability

24.3.5.9

A

Area of refuge emergency communications systems shall comply with 24.3.5.9.1 and 24.3.5.9.2

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32
Q

Pathway survivability

24.3.5.9.1

A

Area of refuge emergency communications systems shall have a pathway survivability of level 2 or level 3

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33
Q

Pathway survivability

24.3.5.9.2

A

circuits intended to transmit off premises shall have a pathway survivability level 0,level 1,level 2 or level 3

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34
Q

Pathway survivability

24.3.5.10

A

elevator emergency communications systems shall have a pathway survivability of level 0, level 1, level 2 or level 3

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35
Q

Pathway survivability

24.3.5.11

A

Central command station emergency communications systems shall have a pathway survivability as determined by the risk analysis.

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36
Q

Pathway survivability

24.3.5.12

A

all other emergency communications systems circuits shall have a pathway survivability as determined by the risk analysis.

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37
Q

System Classificaton

24.3.6

A

emergency communications systems (ECS) shall consist of two classifications of systems, one-way and two-way

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38
Q

One way communications systems

24.4.1

A

IN BUILDING FIRE EMERGENCY VOICE/ALARM COMMUNICATIONS SYSTEMS(EVACS). subsection 24.4.1 shall be used in the design and applications of in-building fire emergency voice/alarm communications for fire alarm systems.

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39
Q

One way communications systems

24.4.1.1

A

AUTOMATIC RESPONSE the in-building fire emergency voice/alarm communications system shall be used to provide an automatic response to the receipt of a signal indicative of a fire alarm or other emergency.

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40
Q

One way communications systems

24.4.1.1.1

A

when the monitoring location is constantly attended by trained operators, and operator acknowledgement of receipt of a fire alarm or other emergency signal is received within 30 seconds , automatic response shall not be required.

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41
Q

One way communications systems

24.4.1.1.2

A

if acceptable to the authority having jurisdiction, the system shall permit the application of an automatic evacuation signal to one or more evacuation signaling zones and, at the same time, shall permit manual voice paging to the other evacuation signaling zones selectively or in any combination.

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42
Q

Voice evacuations messages

24.4.1.2.1

A

Evacuation messages shall be preceded and followed by a minimum of two cycles of the emergency evacuation signal specified in 18.4.2

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43
Q

Voice evacuations messages

24.4.1.2.2

A

voice messages shall comply with the requirements of 24.3.1

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44
Q

Voice evacuations messages

24.4.1.2.2.1

A

the following requirements shall be met for layout and design: (1) the speaker layout of the system shall be designed to ensure intelligibility and audibility(2)intelligibility shall first be determined by ensuring that all the areas in the building have the required level of audibility.(3)the design shall incorporate speaker placement to provide intelligibility.

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45
Q

Voice evacuations messages

24.4.1.2.2.2 **

A

system design shall incorporate designation of acoustically distinguishable spaces (ADS) within the occupied areas as required in Ch.18

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46
Q

Voice evacuations messages

24.4.1.2.2.3

A

audibility shall be required in all areas in accordance with ch 18

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47
Q

Voice evacuations messages

24.4.1.2.2.4

A

unless specifically required by the AHJ , intelligibility shall not be required in the following locations: (1)private bathrooms, shower rooms, saunas and similar rooms(2)Mechanical/electrical/elevator equipment rooms(3)elevator cars(4)individual offices(5)Kitchens(6)storage rooms(7)closets(8)rooms/areas where intelligibility cannot be reasonably predicted

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48
Q

Positive alarm sequence

24.4.1.3

A

In-building fire emergency voice/alarm communications systems shall be permitted to use positive alarm sequence complying with 23.8.1.3

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49
Q

Tones

24.4.1.4

A

TONES. the tone preceding any message shall be permitted to be a part of the voice message or to be transmitted automatically from a separate tone generator.

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50
Q

Tones

24.4.1.4.1

A

In occupancies where sleeping accommodations are provided the pre-alert tone shall include a low frequency component of 520Hz square wave range to accommodate the need of the hearing impaired for fire voice messages and emergency communication messages.

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51
Q

Controls

24.4.1.5.1 **

A

controls for the in-building fire emergency voice/alarm communications system shall be at a location approved by the authority having jurisdiction.

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52
Q

Controls

24.4.1.5.2

A

controls shall be located or secured to allow access only by trained and authorized personnel

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53
Q

Controls

24.4.1.5.3

A

Operating controls shall be clearly identified

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54
Q

Controls

24.4.1.5.4

A

if there are multiple in-building fire emergency voice/alarm communications control locations , only one shall be in control at any given time

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55
Q

Controls

24.4.1.5.5

A

The location having control of the system shall be identified by a visible indication at the location.

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56
Q

Controls

24.4.1.5.6

A

Manual controls shall be arranged to provide visible indication of the on/off status for their associated evacuation signaling zone.

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57
Q

Controls

24.4.1.5.7

A

if live voice instructions are provided, they shall perform as follows:(1)override previously initiated signals to the selected notification zones.(2)Have priority over any subsequent automatically initiated signals to the selected zones

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58
Q

Speakers

24.4.1.6.1

A

Speakers and their enclosures shall be installed in accordance with ch 18

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59
Q

Speakers

24.4.1.6.2

A

Speakers used as alarm notifications on fire alarm systems shall also be permitted to be used for mass notification.

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60
Q

Priority

24.4.1.7.1

A

Notification appliances required to provide special suppression pre-discharge notification shall not be overridden by other systems.

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61
Q

Priority

24.4.1.7.2

A

When the fire alarm system has been activated, and mass notification has been given priority over the fire alarm system, a distinctive audible and visible indication shall be provided at the building fire alarm control unit,

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62
Q

Priority

24.4.1.7.3

A

it shall not be required to transmit this condition to a supervising station.

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63
Q

Priority

24.4.1.7.4

A

the fire alarm system shall not automatically override emergency mass notification messages. Priority of mass notification messages over fire alarm evacuation shall be permitted when evaluated by the stakeholders through a risk analysis in accordance with 24.4.2.2

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64
Q

Relocation and partial Evacuation

24.4.1.8

A

the requirements of 24.4.1.8 shall apply only to systems used for relocation or partial evacuation during fire condition.

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65
Q

Relocation and partial Evacuation

24.4.1.8.1

A

systems shall be provided with manual voice transmission capabilities selectively to one or more zones or on an all call basis.

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66
Q

Relocation and partial Evacuation

24.4.1.8.2

A

Under a fire condition , where the system is used to transmit relocation instructions or other fire emergency non evacuation messages , a 1-second to 3-second alert tone followed by a message(or messages where multi-channel capabilities is used) shall be provided.

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67
Q

Relocation and partial Evacuation

24.4.1.8.2.1

A

the sequence [the alert tone followed by the messages] shall be repeated at least three times to inform and direct occupants in the evacuation signaling zone where the alarm initiation originated, as well as other evacuation signaling zones in accordance with the building fire safety plan.

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68
Q

Relocation and partial Evacuation

24.4.1.8.2.2

A

approved alternative fire alarm notification scheme shall be permitted so long as the occupants are effectively notified and are provided instructions in a timely and safe manner in accordance with the building fire safety plan,

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69
Q

Relocation and partial Evacuation

24.4.1.8.3

A

where provided, speakers in each enclosed stairway shall be connected to a separate notification zone for manual paging only

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70
Q

Relocation and partial Evacuation

24.4.1.8.4

A

the requirements of 24.4.1.8.4 shall apply to both audible(tone and voice) and visible notification appliance circuits.

71
Q

Relocation and partial Evacuation

24.4.1.8.4.1 **

A

fire alarm systems used for partial evacuation and relocation shall be designed and installed such that attack by fire within an evacuation signaling zone does not impair control and operation of the notification appliances outside the evacuation signaling zone.

72
Q

Relocation and partial Evacuation

24.4.1.8.4.2

A

performance features provided to ensure operational reliability under adverse conditions shall be described and technical justification provided in the documentation submitted to the AHJ with the analysis required in 23.4.3.1

73
Q

Relocation and partial Evacuation

24.4.1.8.4.3 **

A

all circuits necessary for the operation of the notification appliances shall be protected until they enter the evacuation signaling zone that they serve by the protection provided by the pathway survivability level required in 24.3.5.4.1 or by performance alternatives approved by the AHJ

74
Q

Relocation and partial Evacuation

24.4.1.8.4.4

A

Where the separation of in-building fire emergency voice/alarm control equipment locations results in the portions of the system controlled by one location being dependent upon the control equipment in other locations, the circuits between the dependent controls shall be protected against attack by fire by the protection provided by the pathway survivability level required in 24.3.5.4.1 or by performance alternatives approved by the authority having jurisdiction.

75
Q

Relocation and partial Evacuation

24.4.1.8.4.5

A

Protection of circuits between redundant control equipment locations that are not mutually dependent shall not be required.

76
Q

Relocation and partial Evacuation

24.4.1.8.4.6

A

where the separation of the in-building fire emergency voice/alarm control equipment occurs as in 24.4.1.8.4.4 and where the circuits are run through junction boxes, terminal cabinets or control equipment, such as system control units, power supplies and amplifiers, and where cable integrity is not maintained, these components shall, in addition to the pathway survivability required by 24.3.5.4.1, be protected by using one of the following methods:(1)a 2 hour fire rated enclosure(2)a 2 hour fire rated room(3)other equivalent means to provide a 2 hour fire resistance rating approved by the AHJ

77
Q

Relocation and partial Evacuation

24.4.1.8.4.7

A

paragraphs 24.4.1.8 through 24.4.1.8.4.6 shall not automatically apply when relocation or partial evacuation is if a non-fire emergency unless identified and required by a risk analysis

78
Q

evacuation signal zoning

24.4.1.9.1 **

A

Undivided fire or smoke areas shall not be divided into multiple evacuation signaling zones.

79
Q

evacuation signal zoning

24.4.1.9.2

A

If multiple notification appliance circuits are provided within a single evacuation signaling zone, all of the non-notification appliances within the zone shall be arranged to activate or deactivate simultaneously, either automatically or by actuation of a common manual control.

80
Q

evacuation signal zoning

24.4.1.9.3

A

Where there are different notification appliance circuits within an evacuation signaling zone that perform separate functions, such as presignal and general alarm signals and prdischarge and discharge signals they shall not be required to activate or deactivate simultaneously,

81
Q

In-Building Mass Notification Systems

24.4.2

A

the requirements of 24.4.2 shall apply to mass notification systems installed in buildings or structures for the purpose of notifying and instructing occupants in an emergency.

82
Q

In-Building Mass Notification Systems

24.4.2.1 **

A

GENERAL PERFORMANCE. The performance, selection, installation, operation and use of a mass notification shall comply with the requirements of 24.4.2

83
Q

In-Building Mass Notification Systems

24.4.2.1.1

A

Interconnection of protected premises emergency control functions with the mass notification systems shall comply with ch 21

84
Q

In-Building Mass Notification Systems

24.4.2.1.2

A

An in-building mass notification system shall include or of more of the following components:(1)autonomous control unit ACU (2)Local operating console LOC (3) fire alarm control interface(4)notification appliance network(5)initiating devices(6)*interface to other sytems and alerting sources

85
Q

In-Building Mass Notification Systems
24.4.2.1.3
KNOW THIS

A

Control units installed as part of a mass notification system shall be in compliance with this code and applicable standards such as ANSI/UL 864, Standard for Control Units and Accessories for Fire Alarm Systems, or UL2017, Standard for General Purpose Signaling Devices and Systems

86
Q

In-Building Mass Notification Systems

24.4.2.1.4

A

Mass notification system components shall be installed, tested and maintained in accordance with the manufacturer’s published instructions and this code

87
Q

In-Building Mass Notification Systems

24.4.2.1.5

A

In-building emergency mass notification operation shall be permitted to be initiated by manual or automatic means

88
Q

In-Building Mass Notification Systems

24.4.2.1.6

A

mass notification system activation shall initiate recorded messages or live voice and visible notification

89
Q

In-Building Mass Notification Systems

24.4.2.1.7

A

The priority level of recorded messages shall be determined by the emergency response plan.

90
Q

In-Building Mass Notification Systems

24.4.2.1.8

A

Only recorded messages determined by the emergency response plan to be of higher priority than fire alarm activation shall be permitted to override the fire alarm notification and initiate the mass notification priority indicator.

91
Q

In-Building Mass Notification Systems

24.4.2.1.9

A

Activation of any other recorded messages shall not interfere with the operation of fire alarm notifications.

92
Q

In-Building Mass Notification Systems

24.4.2.1.10

A

initiation of live voice announcements from microphones on the fire alarm system at an ACU, and at an LOC, shall not automatically place the fire alarm system in a mass notification priority mode,

93
Q

In-Building Mass Notification Systems

24.4.2.1.11

A

combination of mass notification with fire alarm systems shall be permitted and shall meet the requirements of 23.8.4

94
Q

Risk analysis for Mass Notifications Systems

24.4.2.2.1 **

A

Each application of a mass notification system shall be specific to the nature and anticipated risks of each facility for which it is designed.

95
Q

Risk analysis for Mass Notifications Systems

24.4.2.2.2

A

the designer shall consider both fire and non-fire emergencies when determining risk tolerances for survivability for the mass notification system.

96
Q

Risk analysis for Mass Notifications Systems

24.4.2.2.3

A

performance-based design and the risk analysis shall be applied inaccordance with section 24.7

97
Q

Risk analysis for Mass Notifications Systems

24.4.2.2.4

A

the risk analysis shall be used as the basis for development of the emergency response plan.

98
Q

Risk analysis for Mass Notifications Systems

24.4.2.3**

A

EMERGENCY RESPONSE PLAN ELEMENTS. a well-defined emergency response plan shall be developed in accordance with NFPA 1600, Standard on Disaster/Emergency Management and Business Community Programs, and NFPA 1620, Recommended Practice for Pre- Incident Planning, as part of the design and implementation of a mass notification system,

99
Q

Risk analysis for Mass Notifications Systems

24.4.2.4

A

System operation

100
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.1 **

A

authorized personnel shall be permitted to control message initiation over the mass notification system

101
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.2 **

A

where identified by the risk analysis, the mass notification system shall provide the capability for authorized personnel to remotely activate live and prerecorded emergency messages

102
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.3 **

A

operating controls shall be clearly identified

103
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.4

A

if there are multiple control locations, only one

shall be in control at any given time.

104
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.5

A

if there are multiple control locations, a visible indication shall be provided at all other control locations indicating that another control location is in use

105
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.6

A

Manual controls shall be arranged to provide visible indication of the on/off status for their associated notification zone.

106
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.7

A

if live voice instructions are provided, they shall perform as follows:(1)Override previously initiated signals to the selected notification zones(2)Have priority over any subsequent automatically initiated signals to the selected zone.

107
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.8

A

A manual means shall be provided at each mass notification system control location to permit the mass notification system to relinquish control of the fire alarm system

108
Q

Risk analysis for Mass Notifications Systems

24.4.2.4.9 **

A

During the period after the mass notification system has seized control of the audible notification appliances, but before the mass notification system relinquishes control, and audible and visible signal shall be actuated by the notification appliances at least once every 30 seconds.

109
Q

Risk analysis for Mass Notifications Systems

24.4.2.5.1

A

COVERAGE: The mass notification system shall provide for live voice and prerecorded localized messaging within a protected individual building, areas surrounding the building, and other outdoor designated areas

110
Q

Risk analysis for Mass Notifications Systems

24.4.2.5.2

A

notification zones shall be established on the basis of risk analysis

111
Q

Risk analysis for Mass Notifications Systems

24.4.2.5.3 **

A

if the mass notification system serves more than one building, it shall be capable of providing separate messages to one individual or to multiple buildings at any given time.

112
Q

Risk analysis for Mass Notifications Systems

24.4.2.6.1 **

A

SPEAKER CIRCUITS. Speaker circuits used for mass notification that are not fire alarm circuits shall be exempt from the monitoring requirements of this Code, provided that alternate methods of achieving comparable reliability are accepted by the AHJ

113
Q

Risk analysis for Mass Notifications Systems

24.4.2.6.2

A

Survivability for speaker circuits used for mass notification shall be determined by the risk analysis for the building,

114
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.1

A

Documentation:
SECURITY: Security for mass notification systems documentation shall be determined by the stake holders

115
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2

A

RECORD OF COMPLETION

116
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.1

A

a record of completion form as shown in Figure 10.18.2.1.1 shall be required for documentation of the mass notification system.

117
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.2

A

All systems that are modified after the initial installation shall have the original record of completion revised to show all changes from the original information and shall be identified with a revision date.

118
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.3

A

REQUIRED DOCUMENTATION: every system shall include the following documentation which shall be delivered to the owner or the owners representative upon final acceptance of the system:(1)an owners manual including a complete set of operations and maintenance manuals, manufacturer’s published instructions, and product data sheets covering all system equipment,(2)record and as-built drawings(3)one current copy of the record of completion form updated to reflect all system additions or modifications,(4)for software-based systems, a record copy of the system specific software.(5)emergency response plan. with operational management procedures defined for management and activation of the system

119
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.4

A

DOCUMENT ACCESSIBILITY

120
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.4.1

A

an as-built plans cabinet shall be provided to house the documentation required in 24.4.2.7.3

121
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.4.2

A

the cabinet shall be sized so that it can neatly contain all necessary documentation, including future inspection and service reports.

122
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.4.3

A

contents of the cabinet shall be accessible by authorized personnel only

123
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.4.4

A

mass notification system and fire alarm system as-built plans and other related documentation shall be permitted to be maintained together, including the appearance of both systems on the same drawings

124
Q

Risk analysis for Mass Notifications Systems

24.4.2.7.2.4.5

A

the requirements of 10.18.3 and section 14.6 shall be applicable for mass notification system records and record keeping

125
Q

Risk analysis for Mass Notifications Systems

24.4.2.8

A

IMPAIRMENTS: the requirements of section 10.19 shall be applicable when a mass notification system is impaired

126
Q

Risk analysis for Mass Notifications Systems

24.4.2.9

A

INSPECTION, TESTING, AND MAINTENANCE REQUIREMENTS: mass notification systems shall be inspected, tested, and maintained in accordance with the manufacturer’s requirements and the inspection, testing and maintenance requirements of ch 14

127
Q

Risk analysis for Mass Notifications Systems

24.4.2.10 **

A

SYSTEM PRIORITIES: priority levels shall be established on the basis of the risk analysis

128
Q

Risk analysis for Mass Notifications Systems

24.4.2.11

A

INITIATION INDICATION: the source of system activation shall be visibly and audibly indicated at the central control station and at the building control unit, unless otherwise determined by the risk analysis,

129
Q

INITIATING DEVICES

Systems 24.4.2.12

A

INITIATING DEVICES

130
Q

INITIATING DEVICES

Systems 24.4.2.12.1

A

devices connected to a mass notification system for the purpose of initiating an automatic response to an emergency shall be evaluated based on the risk analysis

131
Q

INITIATING DEVICES

24.4.2.12.2**

A

all mass notification initiating devices shall be listed for their intended purpose

132
Q

INITIATING DEVICES

24.4.2.12.3

A

where no listed device exists for the detection required by the emergency response plan, nonlisted devices shall be permitted to be used if their failure will not impair the operation of the mass notifications system

133
Q

INITIATING DEVICES

24.4.2.12.4

A

Non-fire emergency manual actuating stations(boxes) shall be listed with and applicable standard such as ANSI/UL 2017, Standard for General

134
Q

INITIATING DEVICES

24.4.2.12.5

A

non-fire emergency manual actuating boxes shall have tactile markings, be of a contrasting color to manual fire alarm boxes on the protected premises, and not be red

135
Q

INITIATING DEVICES

24.4.2.12.6

A

non fire emergency manual actuating boxes shall be installed similarly to manual fire alarm boxes in accordance with the requirements of 17.14.3 through 17.14.5

136
Q

Secure Access of Fire Alarm/ Mass Notifications System Interface
24.4.2.13 **

A

Secure Access of Fire Alarm/ Mass Notifications System Interface. Access to and physical protection of the fire alarm/mass notification system interface shall be determined by the risk analysis and as defined in the emergency response plan.

137
Q

Autonomous Control Unit (ACU)

24.4.2.14

A

Autonomous Control Unit (ACU)

138
Q

Autonomous Control Unit (ACU)

24.4.2.14.1

A

where provided, the building ACU shall monitor and control the notification appliance network.

139
Q

Autonomous Control Unit (ACU)

24.4.2.14.2

A

building occupants meeting the requirements of 24.4.2.4.1 shall be permitted to initiate communications from the ACU

140
Q

Autonomous Control Unit (ACU)

24.4.2.14.3

A

unless otherwise identified through the risk analysis actions taken at the building ACU shall take precedence over actions taken at any remote location, including the local operating console, or inputs from a wide-area mass notification system

141
Q

Autonomous Control Unit (ACU)

24.4.2.14.4

A

When there are multiple ACUs controlling the same notification appliance network, only one shall be in control at any given time

142
Q

Autonomous Control Unit (ACU)

24.4.2.14.5

A

when the ACU is integrated with the building fire alarm control unit to form one combined system that performs both functions, the system shall meet the standby power requirements of this chapter

143
Q

Autonomous Control Unit (ACU)

24.4.2.14.6

A

when a combined system is installed with an ACU and fire alarm control unit and placed in separate equipment enclosures, the ACU and fire alarm control unit shall be interfaced as required by this chapter

144
Q

Autonomous Control Unit (ACU)

24.4.2.14.7

A

when the ACU is part of a stand-alone mass notification system and no fire alarm system exists, the ACU shall meet the requirements if this chapter

145
Q

Local Operating Console

24.4.2.15

A

Local Operating Console(LOC)

146
Q

Local Operating Console

24.4.2.15.1

A

building occupants meeting the authorized personnel requirement of 24.4.2.4.1 shall be permitted to initiate communications from the LOC

147
Q

Local Operating Console

24.4.2.15.2

A

the use of lock wire seals or break glass type enclosures to house the operating consoles for the system, or equivalent protection against unauthorized use, shall be permitted.

148
Q

Local Operating Console

24.4.2.15.3

A

operating controls shall be clearly identified

149
Q

Local Operating Console

24.4.2.15.4

A

if there are multiple control locations only one shall be in control at any given time

150
Q

Local Operating Console

24.4.2.15.5

A

the location having control of the system shall be identified by a visible indication at that location

151
Q

Local Operating Console

24.4.2.15.6

A

manual controls shall be arranged to provide visible indication of the on/off status for their associated notification signaling zone.

152
Q

Local Operating Console

24.4.2.15.7

A

if live voice instruction are provided , they shall override previously initiated signals to the selected notification zone and shall have priority over any subsequent automatically initiated signals to selected zones

153
Q

Voice message Priority

24.4.2.16

A

Voice message Priority

154
Q

Voice message Priority

24.4.2.16.1 **

A

the priority of mass notification messages shall be established using risk analysis

155
Q

Voice message Priority

24.4.2.16.2

A

the local building mass notification system shall have the ability to override the fire alarm system with live voice or manual activation of a high priority messaged, but only where that message and operation are approved under the risk analysis.

156
Q

Voice message Priority

24.4.2.16.3

A

all other messages shall also be prioritized by using the risk analysis method

157
Q

Voice message Priority

24.4.2.16.4

A

when identified by the risk analysis and emergency response plan, messaged from the mass notification system shall take priority over fire alarm messages and signals

158
Q

Voice message Priority

24.4.2.16.5

A

if the fire alarm system is in the alarm mode and a recorded voice message or the audible signals are sounding, and the mass notification system is actuated, it shall cause deactivation of all fire alarm-initiated audible and visible notification appliances, unless they have also been designated for mass notification use

159
Q

Voice message Priority

24.4.2.16.6

A

after the mass notification system relinquishes control the following shall occur(1)without an active fire alarm signal, the fire alarm system shall automatically restore to normal operation.(2)with an active fire alarm signal the fire alarm system shall operate based on the emergency response plan.

160
Q

Voice message Priority

24.4.2.16.7

A

Deactivation of fire alarm audible and visible notification signals shall cause an individually identified supervisory signal to be initiated at the building fire alarm control unit for each affected fire alarm control unit

161
Q

Voice message Priority

24.4.2.16.8

A

the fire alarm signal deactivation function shall be permitted to occur only when both the fire alarm system is in alarm condition and a voice message is initiated by the mass notification system.

162
Q

Voice message Priority

24.4.2.16.9

A

when the fire alarm notification is overridden as permitted in 24.4.2.16.8 all other features of the fire alarm system shall remain unaffected.

163
Q

Message Content

24.4.2.17

A

Message Content

164
Q

Message Content

24.4.2.17.1

A

for an evacuation message, a tone in accordance with 18.4.2 shall be used with a minimum of two cycles preceding and following the voice message.

165
Q

Message Content

24.4.2.17.2

A

a test message that clearly states “ this is a test” shall be provided

166
Q

Volume Control

24.4.2.18

A

volume control

167
Q

Volume Control

24.4.2.18.1

A

local control shall be permitted to adjust volume levels of non-emergency signals such as, but not limited to , background music and building paging.

168
Q

Volume Control

24.4.2.18.2

A

upon activation of an emergency signal, the system shall override any local volume setting to deliver at a preset volume setting that has been established through testing and acceptance of sound level and speech intelligibility as required by this Code

169
Q

Visible Notification

24.4.2.19

A

Visible Notification

170
Q

Visible Notification

24.4.2.19.1

A

where audible notification is provided, mass notification systems shall also provide visible notification information to serve the hearing impaired and for high noise areas

171
Q

Visible Notification

24.4.2.19.2

A

the visible notification required by 24.4.2.19.1 shall be accomplished using strobes

172
Q

Visible Notification

24.4.2.19.3

A

In addition to the strobes required by 24.4.2.19.1 textual, graphic, or video displays shall be permitted,

173
Q

Visible Notification

24.4.2.19.4

A

..

NFPA 72 (1 decks)

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