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3SC8-K, mini contactors, up to 5.5 kW

Independent power supply with build-in power source,directly draws power from the incoming end to avoid the risk of protection function failure caused by external power supply failure.

● Overload protection
● Short circuit protection
● Isolation
● Controlling
● Used in residential building, non-residential building, industry, energy and infrastructure
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Applications and functions for AC contactor

●   Used for controlling 3-phase motors and generally for controlling power circuits

●   Used for many other applications such as isolation, capacitor switching and lighting


Instruction of type code

●   For contactor

3SC8-K.1


●   For auxiliary contactor

3SC8-K.2


Technical specifications for type 3SC8-K

3SC8-K.3


Technical specifications for auxiliary contact incorporated in the contactor type 3SC8-K

●   Standard: IEC 60947-5-1

●   Number of auxiliary contact: 2, 4

●   Mounting type: Front

●   Conventional heating current (A): 10

●   Rated operational voltage Ue (V): Up to 690

●   Rated insulation voltage Ui (V): 690

●   Conventional thermal current Ith (A): 10

●   Minimum switching capacity Im (mA): 5

●   Short circuit protection (A): 10

●   Rated making capacity (A): 110


Coil voltage of contactor 3SC8-K

3SC8-K.4


Selection and ordering data

3SC8-K.5


3SC8-A1/KN

3SC8-K.6


Outline and installation dimensions

3SC8-K.7


Applications and functions for AC contactor 3SC8

●   Used for controlling 3-phase motors and generally for controlling power circuits.

●   Used for many other applications such as isolation, capacitor switching and lighting.


Instruction of type code

3SC8-K.8


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