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08 May, 2021 589 Views Author: LISUN

HVR-LS Horizontal Vertical Flame Tester is Designed According to IEC 60695-11-3 4.4.1 Requirements

The full name of IEC 60695-11-3 is Test flames – 500 W flames –Apparatus and confirmational test methods. It has been prepared by IEC technical committee 89: Fire hazard testing. We will introduce the IEC 60695-11-3 4.4.1 Requirements.

Requirements
A standardized 500 W nominal test flame, according to this method, is one that is produced– using hardware according to Figures A.1 and A.2,– supplied with methane gas of purity not less than 98 % at a flow rate equivalent to 965 ml/min ± 30 ml/min at 23 °C, 0,1 MPa 1 , and at a back pressure of 125 mm ± 5 mm water, using the arrangements of Figure A.2.The flame shall be symmetrical, stable and give a result of 54 s ± 2 s in the confirmatory test described in 4.4.The confirmatory test arrangement shown in Figure A.3 shall be used.

The actual dimensions of the flame, when measured in the laboratory fumehood/chamber using the gauge as described in Figure 2, are as follows:

– blue inner cone height: 38 mm to 42 mm;

– overall height: approximately 125 mm.

LISUN designed the HVR-LS Horizontal Vertical Flame Tester. It is used to test the appliances and plastic materials parts of electrical equipment for the horizontal, vertical flammability test. The product tank shell is irony spray, and configured a transparent viewing window, the digital meter shows the burning time, after flame time, afterglow time, this device has beautiful appearance, is easy to use and has reliable performance.

The following is the picture of HVR-LS Horizontal Vertical Flame Tester

HVR-LS Horizontal Vertical Flame Tester

Lisun Instruments Limited was found by LISUN GROUP in 2003. LISUN quality system has been strictly certified by ISO9001:2015. As a CIE Membership, LISUN products are designed based on CIE, IEC and other international or national standards. All products passed CE certificate and authenticated by the third party lab.

Our main products are Goniophotometer, Surge Generator, EMC Test SystemsESD Simulator, EMI Test Receiver, Electrical Safety Tester, Integrating Sphere, Temperature Chamber, Salt Spray Test, Environmental Test ChamberLED Test Instruments, CFL Test Instruments, Spectroradiometer, Waterproof Test Equipment, Plug and Switch Testing, AC and DC Power Supply.

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