Page 35 of Contactors and Motor Protection by Moeller Electric USA

utilizationcurves dilm contactors ac-3 normal switching duty dilm7 to dilm65 rated operational current ie 50 ­ 60 hz kw rated output of three-phase motors 50 ­ 60 hz a ac-3/400 v squirrel-cage motors operating characteristics starting from rest stopping after attaining full running speed electrical characteristics make up to 6 x rated motor current up to 1 x rated motor current break utilization category 100 ac-3 typical applications compressors pumps fans hinged flaps/valves mixers centrifuges elevators escalators conveyor belts bucket-elevators agitators air-conditioning systems 75 55 45 37 30 22 18.5 15 11 7.5 5.5 4 3 65 50 40 32 25 18 12 9 7 dilm65 dilm50 dilm40 dilm32 dilm25 dilm17 dilm12 dilm9 dilm7 general drives in manufacturing and processing machines 0.01 0.02 0.04 0.06 0.1 0.2 0.4 0.6 1 2 4 6 10 component lifespan [millions of operations ac-4 extreme switching duty dilm7 to dilm65 rated operational current ie 50 ­ 60 hz kw rated output of three-phase motors 50 ­ 60 hz a ac-4/400 v squirrel-cage motors operating characteristics jogging plugging reversing electrical characteristics make up to 6 x rated motor current up to 6 x rated motor current break 6 4.5 4 25 21 18 15 13 10 dilm65 dilm50 dilm40 dilm32 dilm25 dilm17 dilm12 dilm9 dilm7 utilization category 100 ac-4 typical applications printing presses wire drawing machines centrifuges special drives for manufacturing and processing machines 2.2 2.2 1.5 7 6 5 4 3 2 0.01 0.02 0.04 0.06 0.1 0.2 0.4 0.6 1 2 4 6 10 note datafordilm80-dilm150ispending.contactyour moellerrepresentativefordetails component lifespan [millions of operations]

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