BS EN 60512-9-3:2011 pdf free.Connectors for electronicequipment -Tests andmeasurements Endurance tests-Test 9c: Mechanical operation (engaging/separating)with electrical load.
BS EN 60512-9-3 This part of IEC 60512,when required by the detail specification，is used for testingconnectors within the scope of lEC technical committee 48.This test may also be used forsimilar devices when specified in a detail specification.The object of this standard is to define a standard test method to assess the mechanical andelectrical operational endurance, i.e. engaging and separating cycles, of a connector in anoperating mode which includes a specified electrical load.The following referenced documents are indispensable for the application of this document.For dated references, only the edition cited applies.For undated references, the latest editionof the referenced document (including any amendments) applies.
IEC 60068-1,Environmental testing – Part 1: General and guidance.
IEC 60068-2-13,Environmental testing – Part 2-13:Tests – Test M: Low air pressure.
IEC 60512-1，Connectors for electronic equipment – Tests and measurements – Part 1:General.
IEC 60512-1-1，Connectors for electronic equipment – Tests and measurements – Part 1-1;General examination – Test 1a: Visual examination.
IEC 60512-1-100,Connectors for electronic equipment – Tests and measurements – Part 1-100: General – Applicable publications.
IEC 60512-2-1,Connectors for electronic equipment – Tests and measurements – Part 2-1:Electrical continuity and contact resistance tests -Test 2a:Contact resistance – Millivolt levelmethod.
IEC 60512-2-2,Connectors for electronic equipment – Tests and measurements – Part 2-2:Electrical continuity and contact resistance tests – Test 2b: Contact resistance – Specifiedcurrent method.
The specimen shall be subjected to any electrical load and mechanical operational endurancetest in accordance with the requirements of the detail specification or other applicablespecification.
The specimen shall be operated (engaged/separated) to make and break the current load asspecified in the detail specification or other applicable specification.
ln the case of specimen(s) having more than one circuit, the circuits shall be wired in parallel,with appropriate duplication of other circuit components.
A circuit diagram, typical of that which may be specified,is shown in Annex A.
The type of electrical load, current, d.c. or a.c. voltage and frequency shall be stated in thedetail specification or other applicable specification.
An equivalent circuit is intended to simulate a typical wiring installation including electricalload and cable.
The equivalent circuit is specified by a resistance R, a capacitance C and an inductance L.
A typical circuit diagram is shown in Annex A.
In the case of specimen(s) having more than one circuit, the circuits shall be wired in parallel,with appropriate duplication of other circuit components.BS EN 60512-9-3 pdf download.