What is the difference between AC-7a and AC-7b when choosing a iCT contactor? | Schneider Electric Ireland

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What is the difference between AC-7a and AC-7b when choosing a iCT contactor?

These utilization categories determine what load the contactors are switching:
AC-7a are for slightly inductive loads for household appliances for example mixers and blenders
AC-7b are for motor loads for house hold appliances such as fans and central vacuums

The following is an extract from the IEC EN 61095 detailing the Utilization categories for Electromechanical contactors for household and similar purposes
EN 61095 Mar2009 Table 1 Utilization Categories

Released for: Schneider Electric Ireland

Published on:19/3/2015Last Modified on:17/1/2025

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