This standard gives additional requirements for single- and two-pole circuit-breakers suitable for operation with direct current, having a rated d.c. voltage not exceeding 220 V… [More Details+]
Applies to electronic switches and to associated electronic extension units for household and similar fixed electrical installations either indoors or outdoors. The contents of the… [More Details+]
Applies to manually operated general purpose switches for a.c. only, with a rated voltage not exceeding 440 V and a rated current not exceeding 63… [More Details+]