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EF19-6.3
ABB-CONTACTORS,OLS,MMPS - OVERLOAD RELAYS, ELECTRONIC, ( ...
DESCRIPTION
The EF19-6.3 is a self-supplied electronic overload relay designed to provide reliable and fast protection for motors against overload and phase failure without requiring external power supply. It features a wide setting range of 1.9 to 6.3 A, temperature compensation, selectable trip classes (10E, 20E, 30E), and both NC and NO auxiliary contacts with automatic or manual reset capability. The relay operates at a rated operational voltage of 690 V AC for the main circuit and 600 V AC/DC for the auxiliary circuit, with a rated operational current of 6.3 A and three protected poles. Additional features include a trip-free mechanism, STOP and Test functions, trip indication, and ATEX/IECEx certification for hazardous area applications. The EF19-6.3 is ideal for standard motor applications requiring easy installation and high accuracy protection, with an operating temperature range of -25°C to +70°C and compatibility with standard contactors such as AF09, AF12, AF16, and AF26.
Mots-clés de recherche: EF1963
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