Siemens SIRIUS Contactor AC-3 90 kW, 2NO + 2NC –
3RT1056-6AF36-8K
The Siemens 3RT1056-6AF36-8K is a SIRIUS 3RT10
series power contactor designed for reliable switching of three-phase
motors and industrial power loads in low-voltage electrical systems. It is
widely used in motor control centers (MCC), industrial automation systems,
pump controls, HVAC applications, compressors, and manufacturing plants
where dependable motor switching performance is required.
This contactor is rated for AC-3 duty applications up to
90 kW at 400V, making it suitable for frequent starting and stopping of
squirrel-cage induction motors. It features a 2NO + 2NC auxiliary contact
configuration, enabling flexible integration into interlocking, signaling,
and automation circuits.
The SIRIUS 3RT series is known for its compact
design, long electrical life, and high operational reliability in demanding
industrial environments.
Key Features
|
Parameter |
Specification |
|
Product Model |
3RT1056-6AF36-8K |
|
Brand |
Siemens |
|
Series |
SIRIUS 3RT10 |
|
Product Type |
Power Contactor |
|
Utilization Category |
AC-3 |
|
Rated Motor Power |
90 kW at 400 V |
|
Auxiliary Contacts |
2NO + 2NC |
|
Main Poles |
3 Pole |
|
Rated Operational Voltage |
Up to 690 V AC |
|
Frequency |
50/60 Hz |
|
Mounting Type |
DIN rail / panel mounting |
|
Application |
Motor switching & industrial control |
|
Standards |
IEC 60947-4-1 |
No reviews yet.