16 CFR 1633 Flammability of Mattress Test Chamber
Introduction
This test equipment is designed according to GB/T 34441-2017, it
can test combustion performance of soft furniture mattress exposed
to flame ignition source.
The test part of this equipment can meet the requirements of GB/T
20286, GA 111-1995, ISO 9705-2, GB/T 27904-2011 and GB/T 25207-2010
"Test Method for Solid Room Fire of Surface Products"
Standards
- GB/T 34441-2017
- GB/T 20286-2006
- GA 111-1995
- ISO 9705-2
- GB/T 27904-2011
- 16 CRF 1633.
Main features
1.Testing room: Testing room can be built as closed or open(CFR 1633 standard
requires test room can be built as closed or open.)
Closed test room:
The room is made of rock wool board. There are no openings except
door and video surveillance windows
The size of the test room is 3660 ± 25mm in length, 3050 ± 25mm in
width and 2438 ±25mm in height.
- The door is 2032 ± 6 mm high and 965 ± 6 mm wide.
- Quartz glass monitor window, size 150x150mm.
- The fume hood is located outside the door (smoke outlet) to collect
smoke;
Open test room:
- The fume hood is positioned directly above the sample and the
bottom edge is 2400 mm away from the ground.
- Conical collector size: 3000mm X 3000mm, height 1000mm
- The conical collector has 900mm X 900mm X 900mm X 900mm cubic
mixing chamber on the top, and the mixer is installed inside
2.The smoke exhaust pipe consists of a diversion section (x2), a straight section, a
measuring section and a fan
The measuring section is equipped with wind speed probe,
thermocouple, optical system and sampler.
Smoke exhaust capacity of fan is not less than 0.5m³/s
3.Control cabinet
- 19 inch standard cabinet, simple appearance, science and technology
- Control system center, integrated computer, display, analyzer, cold
trap, control and data acquisition system.
- 19 inch display, Labview control software, electronic control and
pneumatic configuration panel.
- Computer: CPU I3, memory 4G, hard disk 500G Win7/Win10 system
4.Equipped with imported analyzer (domestic analyzer is optional)
- Measurement of Gas Concentration of O2, CO2 and CO.
- O2:The range is 0-100%, the error is less than 0.01%, the
repeatability is less than 0.01%, and the response time is less
than 7s.
- CO2: Range: 0-10%, error: 1% FS, repeatability < 2%, response
time < 7s
- CO: range 0-1%, error 1% FS, repeatability < 1%, response time
< 8s
5.Optical system, one-button 5-level automatic transmittance calibration
device.Light source is 0.5mW Laser Generator.
- Imported Silicon-based Amplified Photoelectric Detector
- Imported filters (25%, 50%, 79%)
- Motor Driven Optical Wheel and Positioning Device
6.Wind Speed Control System
- Two-way probe, 304 stainless steel, 32mm in length and 14mm in
diameter, separated into two separate chambers
- Imported Micro-differential Pressure Transmitter, Range 0-2000 Pa,
Resolution 1%FS
- Three-phase frequency converter fan, closed-loop control of
frequency converter, wind speed can be set, adjustable
7.Gas sampling system
- Sampler, 304 Stainless Steel
- Ash filter, secondary filter, precision filter (0.2um), three-stage
filter system, remove impurity particles in sample gas.
- Refrigerator, compressor condenser, precise control of the
temperature of gas collected at 4℃±1℃, condensation dewatering
- Deep filtration of moisture in sample gas by discolored silica gel
- Aspirator pump:gas sampling system adopts sampling diaphragm pump
displacement of 10L/min~50L/min
8.Gas control system
- Burner:consisting of two T-shaped burners, surface burner and side
burner
Surface burner
- Stainless steel pipe, diameter 12.7 mm, wall thickness 0.89 +
0.5 mm.
- Burner length 306mm, sealed at both ends.
- There are 17 holes in the length of 136 mm on both sides of the
central axis. The distance between holes is 8.5 mm, the diameter of
holes is 1.45-1.53 mm, and the hole and the horizontal plane are
5°.
Side burner
- Stainless steel pipe, diameter 12.7 mm, wall thickness 0.89 ± 0.5
mm
- Burner length 255mm, sealed at both ends
- There are 14 holes in 110 mm length on both sides of the central
axis, with a distance of 8.5 mm and an aperture of 1.45-1.53 mm.
- Mass Flow Controller
- Mass Flow Controller, control the Gas Flow Accurately.
- Surface burner, flow rate 12.9L/min.
- Side burner, flow rate 6.6L/min.
- Surface and side burner heat release rate total 27KW
Ignition Controller
- 15KV High Voltage Pulse Electron Fire
- Flame detection function, ignition failure or flame extinction, the
controller will automatically cut off the gas valve.
9. Weighing system (optional, standard GB 20286, GBT27904)
- The weighing system adopts C3 imported weighing sensor, and
the weighing data is collected linearly and stored automatically.
- Waterproof design of weighing system to prevent damage to heavy
system during fire fighting
10. Video recording
- 12 Megapixel HD Camera
- Video Recording Software
11. Software
- The interface of LABVIEW is modern, simple and rich in functions.
- The software adopts modular design, independent modules such as
system setup, system calibration, test, test report, etc.
- The test data can be read by engineering units and physical units,
and displayed by data windows and curves and charts.
- The data you want to view can be selected by checking.
- Provide preview function of test report, which can be printed or
saved as Excel or PDF.
- Test parameters can be viewed and corrected.
- The test curve can be scaled and dragged.
- The original data, test results and test reports are provided.
