This International Standard specifies details and dimensions of test probes intended to verify the protection provided by :enclosures with regard to ; protection of persons against access to hazardous parts inside the enclosure- . protection of the equipment inside the enclosure against ingress of solid foreign objects- :The object of this International Standard is – to bring together in one publication object probes and access probes currently specified in other standards, together ;with any necessary new probes – to guide technical committees in the selection of test probes; – to encourage those concerned to specify test probes in accordance with those already specified in this International Standard rather than modify details and dimensions; – to limit the further proliferation of types of test probe.