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GB 34655-2017: Specifications for extinguishing equipment arrangement in bus
GB 34655-2017
Specifications for extinguishing equipment arrangement in bus
ICS 43.020
T09
National Standards of People's Republic of China
Passenger car fire extinguishing equipment configuration requirements
Released on.2017-10-14
2018-01-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Administration issued
Foreword
The full technical content of this standard is mandatory.
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the Ministry of Industry and Information Technology of the People's Republic of China.
This standard is under the jurisdiction of the National Automotive Standardization Technical Committee (SAC/TC114).
This standard is drafted by. Zhengzhou Yutong Bus Co., Ltd., China Road Vehicle Machinery Co., Ltd., Ministry of Public Security Tianjin Fire
graduate School.
Participated in the drafting of this standard. China Auto Parts (Xiamen) Co., Ltd., Beijing Century United Fire Protection New Technology Co., Ltd., North
Jingshengtai Fire Equipment Co., Ltd., Xiamen Jinlong United Automobile Industry Co., Ltd., Xiamen Jinlong Wagon Co., Ltd., Dongfeng Commercial Vehicle
Limited company, Henan Shaolin Automobile Co., Ltd., National Bus Quality Supervision and Inspection Center, Zhengzhou Transportation Group Co., Ltd.
Drafters of this standard. Zhou Huici, Zhao Junkui, Wei Wei, Dong Haibin, Hong Weiyi, Liang Rong, Wang Yufeng, Li Wei, Chen Yilian, Hao Shouhai, Zhang Peng,
Zhu Hongyan, Wang Honghai.
Passenger car fire extinguishing equipment configuration requirements
1 Scope
This standard specifies the terms and definitions of fire-fighting equipment, the basic requirements, application requirements and other requirements for the installation of fire-fighting equipment on passenger cars.
This standard applies to M2 and M3 passenger cars, special school buses (hereinafter referred to as "vehicles").
This standard does not apply to the fire fighting equipment configuration of Class D fire hazards (such as lithium-ion batteries) on electric vehicles.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only the dated version applies to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB 4066.2 Dry powder fire extinguishing agent part 2 ABC dry powder fire extinguishing agent
GB 4351.1-2005 Portable fire extinguishers - Part 1. Performance and structural requirements
GB 7258 Motorcycle Operation Safety Technical Conditions
GB 13094 passenger car structural safety requirements
GB/T 15089 Motor vehicle and trailer classification
GB/T 19596-2004 electric vehicle terminology
GB 30678 passenger car safety signs and information symbols
GB 50140-2005 Building fire extinguisher configuration design specification
GA578 Superfine dry powder fire extinguishing agent
GA602 dry powder fire extinguishing device
3 Terms and definitions
GB 4066.2, GB 13094, GB/T 15089, GB/T 19596-2004, GA578 and the following terms and definitions apply
In this document. For ease of use, some of the terms in GB 4351.1-2005 and GB 50140-2005 are repeated below.
definition.
3.1
Extinguishing equipment
Equipment containing fire extinguishing agents and capable of driving fire extinguishing agents to extinguish fires.
3.2
Portable fire extinguisher portableextinguisher
Under the pressure of its internal pressure, the fire extinguishing agent can be sprayed out to save the fire, and the portable fire extinguishing device can be carried.
[GB 4351.1-2005, definition 3.1]
3.3
Superfine dry powder fire extinguishing device superfinepowderfireextinguishingdevice
Ultra-fine dry powder fire extinguishing agent is used as the main fire extinguishing medium, fixedly installed in the protection area (or near the protected object) and can be automatically detected.
A fire extinguishing device that is activated by a starter and/or control device.
3.4
Class A fire classAfire
Solid material fire. This material usually has organic properties and generally produces a burning ember when burned.
3.5
Class B fire classBfire
Liquid or meltable solid matter fires.
3.6
Class C fire classCfire
Gas fire.
3.7
Class D fire classDfire
Metal fire.
3.8
Class E fire classEfire
A live fire. A fire in which an object is electrically burned.
3.9
Fire rating
Indicates the effectiveness of a fire extinguisher in extinguishing different types of fires, consisting of a number indicating the effectiveness of fire fighting and a letter indicating the type of fire.
[GB 50140-2005, definition 2.1.4]
3.10
Full flooding fire extinguishing totalfloodingextinguishing
Within a specified period of time, a certain concentration of fire extinguishing agent is sprayed into the protected area and uniformly filled with the fire extinguishing method of the entire protected area.
3.11
Local application fire extinguishing localapplicationextinguishing
Spray the fire extinguishing agent directly to the protected object and continue the fire extinguishing method for a certain period of time.
3.12
Cabin passengerandcrewcompartment
The area used by the occupants, that is, the general term for the driving area and the passenger area.
3.13
High voltage equipment compartment highvoltageequipmentcompartment
The space on the electric car for the electronic control unit.
3.14
Battery compartment battercompartment
A separate space on the vehicle for a battery that is placed to provide energy to the non-powered system.
4 requirements
4.1 Basic requirements
4.1.1 The fire extinguishing equipment arranged on the vehicle shall be a vehicle type product that meets the requirements of the national fire product market access system.
4.1.2 Fire-fighting equipment deployed on vehicles shall be capable of fighting Class A fires, Class B fires, Class C fires and Class E fires.
4.1.3 Fire extinguishing agents for fire fighting equipment provided on vehicles shall not corrode parts of the vehicle.
4.1.4 If fire-fighting equipment filled with other types of fire-extinguishing agents is used, the fire-extinguishing performance of the vehicle shall be not less than the fire-fighting equipment specified in 4.2 and 4.3.
The product has the effectiveness of loading and extinguishing fire, and should be safe, stable and reliable.
4.2 Application requirements for portable fire extinguishers
4.2.1 Specifications, quantities and locations
Portable fire extinguishers (hereinafter referred to as "fire extinguishers") shall be provided in the cabin, and the fire extinguishing agent to be filled shall be in accordance with the provisions of GB 4066.2.
ABC dry powder fire extinguishing agent. The specifications of the fire extinguisher shall be selected in the cabin of M2 and M3 passenger cars in accordance with the provisions of Table 1, and shall be determined in accordance with Table 1.
The number and location of fire extinguishers. A driver of a dedicated school bus should be equipped with an ABC dry powder fire extinguisher of not less than 2kg. Special school
At least one ABC dry powder fire extinguisher of not less than 2kg should be placed near at least one of the car's caregivers.
Table 1 Specifications, quantity and location of portable fire extinguishers in the cabins of class M2 and M3 passenger cars
Model and length
Single-layer bicycle body M2 and M3 passenger cars
L≤6m 6 \u003cL≤8m L\u003e 8m
Articulated passenger car double-decker bus
Fire extinguisher
specification
Single fire extinguishing dose/kg ≥ 2 ≥ 2 ≥ 4 ≥ 4 ≥ 4
Single fire extinguishing level 1A, 21B 1A, 21B 2A, 55B 2A, 55B 2A, 55B
Number of fire extinguishers/with ≥ 1 ≥ 2a ≥ 3 ≥ 4
Fire extinguisher location
Located in driving
Human seat
Nearby b
1 in the driver's seat attached
Near b, another one near the middle c
Or rear d
1 in the driver's seat
Near b, another 2 points
Don't be near the middle hinge
And rear d
Lower level. 1 in the driver's seat
Near the chair b, 1 near the rear d;
Upper level. 1 near the front e, 1
Near the rear d
a For Class B vehicles in M2 and M3 passenger cars, press ≥1.
b “near the driver's seat” means that the driver is within reach or within 2 m of the right side of the driver's seat.
c “Close to the middle” refers to the portion between the first 30% and the last 40% of the length of the cabin.
d “Close to the rear” refers to the portion that is 40% behind the length of the cabin.
e “Close to the front” refers to the first 30% of the length of the cabin.
4.2.2 Installation and identification
4.2.2.1 The height of the top of the fire extinguisher in the cabin should not exceed 1.5m from the floor directly below it. The fire extinguisher and its bracket should not protrude into the passage and ride
The access door and emergency door approach shall not affect the passage of the emergency window.
4.2.2.2 The fire extinguisher shall be installed stably, and there shall be no dumping or falling during the operation of the vehicle.
4.2.2.3 Fire extinguishers should be accessible and should be taken without any tools.
4.2.2.4 The position of the fire extinguisher shall be clearly visible and shall not be affected by the change in the position of the moving parts. Otherwise, it should be attached to the fire extinguisher
The corresponding mark shall be set nearby, and the mark shall comply with the provisions of GB 30678, and shall be easy to see and shall not be obscured by the moving parts.
4.3 Application requirements for ultra-fine dry powder fire extinguishing device
4.3.1 Types and functions
4.3.1.1 General requirements
4.3.1.1.1 The ultra-fine dry powder fire extinguishing device (hereinafter referred to as “fire extinguishing device”) disposed on the vehicle shall be an engine compartment complying with GA602 regulations.
Special fire extinguishing device, and the ultra-fine dry powder fire extinguishing agent filled with fire extinguishing device shall be ABC ultra-fine dry powder fire extinguishing agent in accordance with GA578. Off
The starting mode of the fire device should be automatic start and manual start (hereinafter referred to as "hand-in-one").
4.3.1.1.2 When the whole vehicle is energized, the fire extinguishing device should be able to alarm the driver through the acoustic signal when it is automatically started.
4.3.1.1.3 Fire-fighting installations shall not pose a potential safety hazard to personnel under any conditions.
4.3.1.1.4 The wiring harness of the fire extinguishing device shall comply with the provisions of GB 7258.
4.3.1.2 Additional requirements for hand-operated fire extinguishing devices
4.3.1.2.1 The manual start function and the auto start function should be independent of each other, and the order of implementation of the two functions should be unlimited.
4.3.1.2.2 The manual start system shall have a closed loop. When the whole vehicle is powered, the manual start function shall be in an abnormal state.
The driver sends a continuous audible or visual warning signal.
4.3.1.2.3 The fire extinguishing device shall be capable of manual starting when the engine is in operation or stopped.
4.3.1.2.4 The fire extinguishing device shall be capable of automatic starting when the engine is in operation or stopped.
4.3.1.2.5 The fire extinguishing device shall be capable of automatic starting function when the vehicle and battery are disconnected.
4.3.2 Configuring the location of the fire extinguishing device and the fire extinguishing method and extinguishing dose applied
4.3.2.1 Vehicles shall be equipped with fire extinguishing devices in the engine compartment. If the battery compartment, fuel (or gas) heater compartment and eddy current retarder are installed
If the temperature alarm system is not set at the location, the fire extinguishing device should be configured.
Note. If the battery is located in the engine compartment, it is considered a component of the engine compartment. If the battery is not located in the cabin, it is considered that there is no battery compartment.
4.3.2.2 The fire extinguishing method applied to each protection zone (or protection object) on the vehicle shall comply with the requirements of Table 2, and the fire extinguishing dose shall be generated by the fire extinguishing device.
Manufacturers and bus manufacturers shall jointly negotiate and determine according to the installation location and other factors, and shall comply with the provisions of Table 2.
Table 2 Fire extinguishing methods and total fire extinguishing doses of fire extinguishing devices at various protection locations on vehicles
Serial number
Protected area
(or protected object)
Fire extinguishing method
1 engine compartment full flooding
M2 and M3 passenger cars in front of the engine ≥600g
Engine center or rear M2 and M3
Bus and special school bus
Length>8m. ≥1500g
6m< car length ≤8m. ≥1200g
Length ≤6m. ≥800g
2 High-voltage equipment cabin is fully submerged and extinguished ≥300g
3 battery compartment full flooding fire ≥300g
Fuel (or gas) heating
Cabin
Full flooding fire extinguishing ≥300g
5 Local application fire extinguishing near eddy current retarder ≥600g
4.3.3 Installation
4.3.3.1 The installation method of the fire extinguishing device shall comply with the relevant requirements of the manufacturer. Fire extinguishing device installed in the engine compartment, fire extinguishing agent spray
The range should be able to protect at least two locations with fire hazards in the engine compartment (prioritized by supercharger, generator, high pressure fuel pump and tubing, exhaust
The order of the tubes).
4.3.3.2 The alarm signal device and manual start switch of the fire extinguishing device shall be arranged in the easy-to-see area of the driver during normal driving. Manually
The switch should be red, in a convenient position, and should be protected against accidental operation.
4.3.3.3 The fire extinguishing device shall be installed firmly. The fire extinguishing device and co...