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目前显示的是 七月, 2020的博文

Switch Plug socket life tester

Switch Plug and Socket-outlet Life Tester Introduction Switch plug and socket life tester m eet s  the requirements of IEC60884-1  and VDE0620 . it is suitable for  aging test of   rocker switch, snap switch, key switch, plug, socket-outlet and coupler of household appliance and similar appliance . Its aim at checking the switch whether is able to withstand the mechanical damage and electrical fatigue damage in normal use, and if there are adhesion phenomena or prolonged closed or disconnected phenomena occur, inspect whether there   are excessive wear and other harmful consequences with it.   Equipped with  power  load   (resistive, inductive, capacitive) , it can do live test , normal operation and b reaking e ndurance  test. The life tester uses the cylinder as the power to drive the slide rail assembly with clamps to do reciprocating rectilinear movement, thereby completing the insertion and extraction of the plug and the socket. h...

draught-proof enclosure assembly instruction

Draught-proof enclosure is designed according to IEC60598.1 annex D, it is applied to thermal test of luminaire under the conditions of normal operation and abnormal operation. The draught-proof enclosure is rectangular, with a double skin on top and on at least three side, and with a solid base. The double skins are of perforated metal, spaced approximately 150mm apart, with regular perforations of 1mm to 2mm diameter, occupying about 40% of the whole area of each skin. At the top of enclosure shall mounted a ceiling plate or a dismountable hanging bracket with a hook to fix the luminaire at the ceiling. At the bottom of side of enclosure shall install inlet hole for the purpose of wire connection. For the sake of install luminaire, the enclosure equip with a sample holder, as per the standard, 2-layer black solid-board is applied to fix the luminaire under test.  The size