Rechercher

1.1 Scope This Standard provides requirements for all life-cycle phases of thermosyphon foundations for new buildings on permafrost, including site characterization, design, installation, and commissioning phases as well as...

This International Standard defines the mapping functions in exchanges of Private Integrated Services Networks (PISNs) required for the utilization of scenarios in which 64 kbit/s circuit mode connections are sub-multiplexed...

This International Standard defines the mapping functions in exchanges of Private Integrated Services Networks (PISNs) required for the utilization of scenarios in which 64 kbit/s circuit mode connections are sub-multiplexed...

This International Standard specifies the signalling protocol for the support of the Private User Mobility Registration supplementary service (SS-PUMR) at the Q reference point between Private Integrated services Network...

This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric shavers, hair clippers and similar appliances intended for household and similar purposes, their rated voltage...

This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric shavers, hair clippers and similar appliances intended for household and similar purposes, their rated voltage...

This part of IEC 61347 specifies particular safety requirements for electronic controlgear for use on d.c. supplies up to 250 V and a.c. supplies up to 1 000 V at 50 Hz or 60 Hz and at an output frequency which can deviate...

1.1 This standard applies to: a) Automatic transfer switches; b) Manual or non-automatic transfer switches; c) Closed transition transfer switches; d) Hybrid transfer switches; e) Transfer switches for fire pumps; f) Bypass...

This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric projectors and similar appliances for household and similar purposes, their rated voltage being not more than...

This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric appliances for use with aquariums and garden ponds for household and similar purposes, their rated voltage...

Scope: This IEC second edition cancels and replaces the first edition published in 2012. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the...

This clause of Part 1 is replaced by the following. This International Standard deals with the safety of outdoor barbecues for household and similar use, their rated voltage being not more than 250 V. Appliances not intended...