Detector and Controller Crash Test Equipment

1. Scope of application:

It is suitable for the collision performance test of combustible gas alarm controller and special fire detector.

2. Compliant standards:

2.1 Comply with IEC 61779: 2003 "Electrical apparatus for the detection and measurement of flammable gases";

2.2 Comply with Article 5.13 "Collision Test" and Figure 6 of GB15631-2008 "Special Type Fire Detectors";

2.3 Comply with Article 5.11 of GB/T16383-2021 "Quality control for radiation sterilization of medical and hygienical products", "Collision Test Method A" and Figure B.4 and "Collision Test Method B".

3. Technical parameters:

3.1 Instrument composition: composed of pendulum mechanism, pendulum rod and hammer head;

3.2 Pendulum: the outer diameter is (25±0.1) mm, the wall thickness is (1.6±0.1) mm;

3.3 Pendulum:

3.3.1 Material: made of hard aluminum alloy;

3.3.2 Specifications: length 94mm, width 76mm, height 50mm;

3.3.3 Angle: The angle between the beveled surface of the hammer head and the longitudinal axis of the hammer head is 60°±1°;

3.3.4 Mass of working hammer: 0.55kg;

3.3.5 Vertical mass: 0.79kg;

3.4 Collision energy: (1.9±0.1) J;

3.5 Impact velocity: (1.5±0.125) m/s;

3.6 Collision test Method B:

3.6.1 The hammer head is hemispherical, with a radius of 10mm;

3.6.2 Impact energy: (0.50±0.04) J