• Model NO.：DR255C
• Sample Radiation Area：100*100
• Radiation Heat Source：9500W Quartz Lamp Tubes
• Heat Flow Meter：K Type Thermocouple Wire
• Data Acquisition System：Acquisition Frequency 10Hz
• Heat Flux of Radiant Heat Source：(134)Kw,M2[(0.30.1) Cal ,Cm2s
• Total Heat Flux：(842)Kw,M2 [(2.000.05) Cal ,Cm2s]
• Overall Size：930*740*890mm
• Transport Package：Carton
• Trademark：Darong
• Origin：China
• HS Code：9024800000
• Production Capacity：2000PCS

Basic Info.

Model NO. DR255C Sample Radiation Area 100*100 Radiation Heat Source 9500W Quartz Lamp Tubes Heat Flow Meter K Type Thermocouple Wire Data Acquisition System Acquisition Frequency 10Hz Heat Flux of Radiant Heat Source (134)Kw/M2[(0.30.1) Cal /Cm2s Total Heat Flux (842)Kw/M2 [(2.000.05) Cal /Cm2s] Overall Size 930*740*890mm Transport Package Carton Trademark Darong Origin China HS Code 9024800000 Production Capacity 2000PCS

Product Description

 DR255C Heat Protection Testing machine





[Scope of application]
The instrument is mainly used to measure the heat insulation performance of flame retardant protective clothing fabric exposed to radiation and convection heat sources
The test.
[Related standards]
GB /38302-2019 GB 8965.1(Optional description)
NFPA 1971, ASTM F 2700-08, ASTM F 2703-08, ASTM D4018,
ISO 17492 and other test standards
[Instrument parameters]
1. Sample area :(150×150)mm sample radiation area :(100×100)mm
2. Heat source:
(1) Radiation heat source: 9 500W quartz lamp tubes,
Spacing: (13.0 + / - 0.5) mm [can choose GB 8965.1 (14.3 + / - 0.5 mm)
(2) Convective heat source: two (20° ~ 30°) can be fine-tuned convective heat source radiation
(GB 8965.1:45 ° is optional)
Use combustion methane gas (purity ≥99%) or industrial grade propane (purity ≥95%)
3. Heat flow meter: the use of K type thermocouple wire (diameter not more than 0.25mm), the minimum resolution of 0.1c,
Accuracy of 0.7 C
4. Data acquisition system: The acquisition frequency is 10Hz
5. Radiation source and heat flow source can be manually adjusted, convenient operation
Heat flux of radiant heat source :(134)kW/m2[(0.30.1) CAL /cm2s]
Total heat flux :(842)kW/m2 [(2.000.05) CAL /cm2s]
6. Test the thermal protection coefficient TPP and thermal protection performance evaluation TPE of protective materials, display time-temperature
curve
7. Equipment special computer, Chinese &English operation interface, automatic data processing
8. With cooling system, can quickly cool the temperature of the heat flow meter, improve the test efficiency
9. Power supply: AC220V10% 50Hz 5kW
10. Overall size :(930×740×890)mm
11. Instrument weight: about 100kg