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GB 17945-2010 English PDF (GB17945-2010)

GB 17945-2010 English PDF (GB17945-2010)

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GB 17945-2010: Fire emergency lighting and evacuate indicating system

This Standard specifies terms and definitions, classification, protection degree, general requirements, test, inspection rules, marking and operation instruction of fire emergency lighting and evacuate indicating system. This Standard is applicable to fire emergency lighting and evacuate indicating system installed and used in general industrial and civil buildings and to the system installed in other environment and with specific requirements.
GB 17945-2010
NATIONAL STANDARD OF THE
PEOPLE REPUBLIC OF CHINA
ICS 13.220.20
Q 77
Replacing GB 17945-2000
Fire emergency lighting
and evacuate indicating system
ISSUED ON: SEPTEMBER 02, 2010
IMPLEMENTED ON: MAY 01, 2011
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 5
2 Normative references ... 5
3 Terms and definitions ... 6
4 Classification ... 9
5 Protection degree ... 10
6 Requirements ... 11
7 Tests ... 26
8 Inspection rules ... 47
9 Marking ... 49
10 Operation instruction ... 49
Annex A (informative) Composition of fire emergency lighting and evacuate indicating system ... 51
Annex B (normative) Evacuate indicating signs ... 56
Annex C (normative) Product model ... 59
Annex D (normative) Sealed cadmium-nickel, hydrogen-nickel chargeable
battery ... 61
Annex E (normative) Valve-controlled sealed lead-acid battery ... 66
Annex F (normative) Grinding miller diagram ... 73
Fire emergency lighting
and evacuate indicating system
1 Scope
This Standard specifies terms and definitions, classification, protection degree, general requirements, test, inspection rules, marking and operation instruction of fire emergency lighting and evacuate indicating system.
This Standard is applicable to fire emergency lighting and evacuate indicating system (hereinafter referred to as "system") installed and used in general industrial and civil buildings and to the system installed in other environment and with specific requirements (except unless otherwise specified by relevant standard).
2 Normative references
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these
publications do not apply. However, all parties coming to an agreement
according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to this standard.
GB 4208-2008 Degrees of protection provided by enclosure (IP code) (IEC 60529:2001, IDT)
GB 7000.1-2007 Luminaires - Part 1: General requirements and tests (IE C 60598-1:2003, IDT)
GB/T 9969 General principles for preparation of instructions for use of industrial products"
GB 12978 Rules for test of fire electronic products
GB 13495 Fire safety signs (GB 13495-1992, neq ISO 6309:1987)
GB 16838 Environmental test methods and severities for fire electronic
products
3.3
fire emergency lighting & indicating luminaire
Fire emergency luminaire which has the function of fire emergency lighting luminaire and fire emergency indicating luminaire simultaneously.
3.4
fire emergency luminaire powered by self-contained battery
Fire emergency luminaire of which the battery, light source and associated circuits are assembled in the luminaire.
3.5
emergency power supply cell for fire emergency luminaire
Component of battery and associated circuits which are not in the same
luminaire as light source in fire emergency luminaire powered by self-contained battery.
3.6
son & mother type fire emergency luminaire(s)
A group of fire emergency luminaires that the son fire emergency luminaire has no independent battery and is powered by the associated mother fire
emergency luminaire, and its working state is controlled by the mother luminaire. 3.7
fire emergency luminaire powered by centralized batteries
Fire emergency luminaire that has no independent battery therein and is powered by centralizing power supply for fire emergency luminaries.
3.8
centralizing power supply for fire emergency luminaries
Power supply which powers for fire emergency luminaire powered by
centralized batteries if fire occurs and takes battery as the energy source. 3.9
fire emergency luminaire controlled by central control panel
Fire emergency luminaire of which the working state is controlled by central luminaires powered by centralized battery
Fire emergency lighting and evacuate indicating system composed of fire emergency luminaire controlled by central control panel, central control panel for fire emergency luminaire, centralizing power supply for fire emergency luminaries, distribution and switch equipment for fire emergency lighting and associated accessories.
3.16
non-central controlled fire emergency lighting system for fire emergency luminaires powered by centralized battery
Fire emergency lighting and evacuate indicating system composed of fire emergency luminaire powered by centralized batteries, centralizing power supply for fire emergency luminaries, distribution and switch equipment for fire emergency lighting, associated accessories, etc.
3.17
switch board for fire emergency lighting
The Distribution and switch equipment which is powered by fire emergency luminaire powered by self-contained battery.
3.18
distribution and switch equipment for fire emergency lighting
Distribution and switch equipment which distributes power for emergency output of centralizing power supply for fire emergency luminaries.
3.19
exhausted voltage
Terminal voltage of battery that the fire emergency luminaire does not have emergency action any more when the overdischarge protection part starts. 4 Classification
4.1 System classification
Classified according to system type:
a) Central controlled system for fire emergency luminaires powered by self- contained battery;
specified in GB 4208-2008; that of the luminaires installed outdoors shall not be less than IP67 specified in GB 4208-2008 and shall meet the nominal
protection degree.
5.3 The installing surface of the luminaires on floor shall be capable of withstanding exoteric mechanical shock and grinding.
6 Requirements
6.1 General provisions
Fire emergency lighting and evacuate indicating system and its all parts shall first meet the requirements of this Clause if it is intended to comply with this standard, and then shall be subjected to tests according to the relevant requirements of Clause 7 and meet the test requirements. The system and its composition may refer to the description of Annex A.
6.2 General requirements
6.2.1 The main power supply shall adopt 220 V (centralizing power supply for fire emergency luminaries may adopt 380 V), 50 Hz AC power supply; the
dropping equipment of the main power supply shall not adopt resistance- capacitance voltage-reducing mode; the main power supply of luminaires on floor shall adopt safety voltage.
6.2.2 The system that its enclosure adopts non-insulating material shall be equipped with earthing protection; the earthing terminal shall meet the requirements of GB 7000.1-2007 and shall be provided with definite marking. 6.2.3 The marking of fire emergency indicating luminaires shall meet the relevant requirements of Annex B; the evacuate indicating luminaires shall use Figure B.1, Figure B.2 or Figure B.3 as the main marking information; the storey indicating luminaires shall use Arabic numerals and letter "F" as the main marking information.
6.2.4 The fire emergency luminaire with inversion output and output voltage exceeding 36 V shall be capable of stopping battery discharge within 20 s after disconnecting light source for 5 s during the period of emergency working state. 6.2.5 The luminaire using fluorescent lamp as the light source shall not access a starter into emergency circuit and shall not use the light source with built-in starter.
6.2.6 The maximum rated power of single-phase output of centralizing power supply for fire emergency luminaries shall not be larger than 30 kV??A, and the maximum rated power of three-phase output shall not be larger than 90 kV??A; 6.2.8 The model preparation method of each part of the system shall meet the requirements of Annex C.
6.3 System and complete performance
6.3.1 General requirements
6.3.1.1 The emergency switching time of the system shall not be larger than 5 s, and that of the system used in high hazardous area shall not be larger than 0.25 s.
6.3.1.2 The emergency working time of the system shall not be less than 90 min and shall not be less than the nominal emergency working time of the luminaire itself.
6.3.1.3 The surface brightness of fire emergency indicating luminaire shall meet the following requirements:
a) For the marker light consisting of marking only with green or red figures, the minimum brightness of the marking surface shall not be less than 50 cd/m2, and the maximum brightness shall not be larger than 300 cd/m2;
b) For the marker light consisting of marking with white and green
combination or white and red combination figures, the minimum
brightness of the surface shall not be less than 5 cd/m2, and the maximum brightness shall not be larger than 300 cd/m2; the ratio of maximum
brightness and minimum brightness of white, green or red itself shall not be larger than 10. The brightness ratio of corresponding points at both sides of white and adjacent green or red boundary shall not be less than 5 and shall not be larger than 15.
6.3.1.4 The luminous flux of fire emergency lighting luminaire in emergency state shall not be less than the nominal luminous flux and shall not be less than 50 lm. The luminous color temperature of flashlight for evacuation shall be 2500 K ~ 2700 K.
6.3.1.5 Fire emergency lighting & indicating luminaire shall meet the
requirements of 6.3.1.3 and 6.3.1.4 simultaneously.
6.3.1.6 Where the luminaires are in abnormal conditions that the light source is not connected, cannot normally operate or its specification does not meet the requirements, etc., the maximum temperature of the internal component
surface shall not exceed 90 ??C and shall not affect the normal charging of battery. After the light source is recovered, the luminaires shall be capable of normal operation.
6.3.1.7 For luminaires with voice prompt, the voice should use "Here is the luminaires combined herewith; the state indicator lamp may adopt one
tricolored indicator lamp, indicating green when the luminaire is in the main power supply working state, red when in charging state and yellow when in fault state or failing to complete the self-checking function.
6.3.2.5 Floor-installed and seal-installed luminaires in other locations shall also meet the following requirements:
a) The state indicator lamp and the nonlocking button (switch) for controlling emergency work output shutoff shall be arranged in the luminaires and
shall be clearly visible after uncovering; non-central controlled luminaires shall be arranged with nonlocking test button (switch) or remote control device for remotely simulating main power supply fault;
b) For non-glisten maintained or guiding light stream type indicating
luminaire, state indicator lamp may not be arranged on the surface, but the light source shall glisten when the luminaire is out of service or fails to complete self-checking, and the glisten frequency shall not be less than 1Hz; the glisten frequency of guiding light stream type luminaire, in fault, shall have obvious difference with the normal glisten frequency;
c) The state indicator lamp of lighting luminaire shall be arranged at the position which is obviously observed from the exposed or transparent
surface of the luminaire; the state indicator lamp may adopt one tricolored indicator lamp, indicating red when the luminaire is in charging state, green in full charging, and yellow when in fault state or failing to complete the self-checking function.
6.3.2.6 The line voltage drop of connecting line between son & mother
luminaires for the son & mother type luminaire shall not exceed 3 % of output terminal voltage of mother luminaire.
6.3.2.7 Non-maintained fire emergency luminaire powered by self-contained battery and son & mother type fire emergency luminaire shall lighten the fault state indicator lamp under light source fault condition and shall be capable of recovering to the normal working state after normal light source connected. 6.3.2.8 For the fire emergency luminaire with remote control device, the distance between the remote controller and the receiving device shall not be less than 3m and shall not be larger than 15 m.
6.3.3 Performance of luminaire powered by centralized battery
Luminaire powered by centralized battery (except floor-installed luminaire and central controlled luminaire) shall be arranged with main power supply and emergency power supply state indicator lamp, green for main power supply fault sound and light signal and indicate the fault type under the following conditions; the fault sound signal shall be capable of being manually eliminated; if there is any new fault signal, the fault sound signal shall be restarted; the fault light signal shall be maintained before fault removal. The fault conditions are as follows:
a) Open circuit of connecting line between charger and battery;
b) Open circuit of emergency output circuit;
c) Battery voltage is less than overdischarge protection voltage in emergency state.
6.3.5 Performance of switch board for fire emergency lighting
6.3.5.1 Dual-input switch board for fire emergency lighting shall be capable of automatically launching into standby power supply when the normal power supply is in fault, and of automatically recovering to normal power supply after the normal power supply recovers; the normal power supply and standby power supply shall be free from simultaneous output, equipped with manual test switching device, and shall be capable of automatically recovering to the normal power supply after the manual test switching completes.
6.3.5.2 The switch board for fire emergency lighting shall be capable of receiving emergency switching interlocking control signal, cutting off power supply, and making connected luminaire switch into emergency state and send feedback signal.
6.3.5.3 Each output distribution circuit of the switch board for fire emergency lighting shall be arranged with protective electrical device and shall meet the relevant requirements of GB 50054.
6.3.5.4 Each power supply of the switch board for fire emergency lighting shall be equipped with green power supply state indicator lamp to indicate the power supply state of normal power supply and standby power supply.
6.3.5.5 In emergency switching, the switch board for fire emergency lighting shall guarantee luminaire to switch into the emergency working state within 5s, and the emergency switching time in high hazardous area shall not be larger than 0.25 s.
6.3.6 Performance of distribution and switch equipment for fire
emergency lighting
6.3.6.1 It shall be capable of completing the switching from main power supply working state to emergency working state.
a) Undervoltage main power supply of central control panel for fire
emergency luminaire;
b) Open circuit and short circuit of connecting line between the charger of standby power supply of central control panel for fire emergency luminaire and the standby power supply;
c) Open circuit and short circuit of connecting line between the central control panel for fire emergency luminaire and the standby power supply powered for it.
6.3.7.7 Central control panel for fire emergency luminaire shall be capable of conducting function check for the body and all indicator lamps, displayers and acoustic devices on panels.
6.3.7.8 Central control panel for fire emergency luminaire shall be capable of making all the connected luminaires switching into the emergency state with manual and automatic mode; the button forcing all the luminaires to switch into the emergency state shall be arranged.
6.3.7.9 Where the connecting line between the luminaire of a certain branch and the central control panel for fire emergency luminaire occurs to open circuit, short circuit or earthing, the working of luminaires of other branches or emergency power supply cell shall not be influenced.
6.3.7.10 Where central control panel for fire emergency luminaire controls the luminaire powered by self-contained battery, it shall maintain the emergency working state when the connecting line between the luminaire in emergency working state and the central control panel for fire emergency luminaire occurs to open circuit and short circuit.
6.3.7.11 Where central control panel for fire emergency luminaire controls the luminaire powered by self-contained battery, it shall be capable of indicating the working state of the switch board for fire emergency lighting.
6.3.7.12 Where central control panel for fire emergency luminaire controls the centralizing power supply for fire emergency luminaries, the central control panel for fire emergency luminaire shall also meet the following requirements: a) Indicate the position of each emergency power supply, main power supply working state, charging state, fault state, battery voltage, output voltage and output current;
b) Indicate the working state of distribution and switch equipment for fire emergency lighting;
c) Control each emergency power supply switching into the emergency
C20A.
6.5 Battery performance
The system shall select cadmium-nickel, nickel-hydrogen and maintenance- free lead acid battery. Cadmium-nickel and nickel-hydrogen battery shall meet the requirements of Annex D; maintenance-free lead acid battery shall meet the requirements of Annex E; if other battery is adopted, the battery itself shall be provided with self-recovery short circuit protection device based on meeting the requirements of Annex D.
6.6 Repeat switching performance
The system shall be capable of continuously completing at least 50 working state cycles of "main power supply state for 1 min ??? emergency state for 20 s ??? main power supply state for 1 min".
6.7 Voltage fluctuation performance
The system shall not switch into the emergency state within the range of 85 % ~ 110 % of the main power supply voltage.
6.8 Switching voltage performance (except central controlled system)
The main power supply voltage, when the system is switched into the
emergency state from the main power supply state, shall be within the range of 60 % ~ 85 % of the main power supply voltage. The main power supply voltage recovering to the main power supply state from the emergency state shall not be larger than 85 % of the main power supply voltage; if the system voltage is any voltage within the range of 60 % ~ 85 % of the main power supply voltage, the system shall be free from such switching phenomena as state indicator lamp and relay fluctuation for several times; non-glisten light source shall be free from light source flicker state.
6.9 Charge and discharge durability
The system shall complete the charge and discharge process with 10 cycles of "fully charged ??? discharge off ??? fully charged". The last discharge time shall not be less than 85% of the first discharge time and shall meet the requirements of 6.3.2.
6.10 Insulating property
The insulation resistance between the main power supply input terminal of the equipment in the system and the enclosure shall not be less than 50 M??; the insulation resistance between the ext...

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