3RT1055-0AP36

The Siemens SIRIUS 3RT1055-0AP36 is a large three-pole contactor with an S6 frame. It has a rated current of 150A for AC-3, corresponding to approximately 75kW at 400V. The control coil covers 220-240V AC (50-60Hz) and compatible DC, and has two normally open and two normally closed auxiliary contacts. The main circuit uses screw terminals.

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The 3RT1055-0AP36 belongs to the Siemens SIRIUS S6 large contactor family, offering a 150A, 75kW capacity to meet the direct starting requirements of large motors. Its 220-240V AC/DC control coil is compatible with common control voltages, and the screw terminal design facilitates maintenance and replacement. Kenxin Motors provides selection and delivery information.

Core Product Advantages and Features
S6 Large Contactor Frame
It belongs to the Siemens SIRIUS 3RT10 series S6 frame and is suitable for the control of large motors with high current three-pole main circuits.
AC-3 rated 150A/75kW
The AC-3 is rated for 150A, corresponding to approximately 75kW at 400V, which meets the requirements for direct starting of large motors.
220-240V AC/DC control coil
The coil voltage is 220-240V, the frequency is 50-60Hz, and it is compatible with the corresponding DC voltage, conforming to common control panel power supplies.
2NO+2NC auxiliary contacts
It has two sets of normally open and two sets of normally closed auxiliary contacts, which can be used for interlocking circuits, indication or signal feedback.
Screw terminal wiring design
The main circuit uses screw terminals, making installation and subsequent maintenance and wire replacement intuitive and convenient.
Original factory authorized quality guaranteed
Kenxin Motors is an authorized distributor of Siemens, providing genuine product warranty and technical consulting services.
project Specification
brand Siemens
series SIRIUS 3RT10
model 3RT1055-0AP36
Frame size S6
Extreme number 3 poles
AC-3 rated current 150 A
AC-3 power rating (400V) 75 kW
Control coil voltage 220-240 V AC/DC, 50-60Hz
Auxiliary contact 2 NO + 2 NC
Main circuit terminals Screw terminals
Drive type Traditional electromagnetic