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Siemens SIRIUS 3RT1035-1QB44-3MA0

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3RT1035-1QB44-3MA0

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The Siemens SIRIUS 3RT1035-1QB44-3MA0 is a power contactor designed for robust industrial applications. This module supports a maximum current rating of 40A and operates at a voltage class of 400 VAC, capable of handling a power rating of 18.5 kW. Featuring a control voltage of 24 VDC and three poles, it adapts to three-phase systems effectively.

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Technical specifications for 3RT1035-1QB44-3MA0

ManufacturerSiemens
Product LineSIRIUS
Part Number3RT1035-1QB44-3MA0
UPC754554738505
Weight3.25 lbs (1.47 kg)
Description of ModulePower Contactor
Current Rating40A
Number of Poles3-pole
Number of Phases3-phase
Voltage Class400 VAC
Power Rating18.5 kW at 400V
Control Voltage24 VDC
Number of Auxiliary Contacts4
Number of NO Contacts2
Number of NC Contacts2
Size ClassS2
ConnectionScrew Terminals
Over-voltage ProtectionZener Diode
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The 3RT1035-1QB44-3MA0 from Siemens is a power contactor designed for high-performance applications. Capable of handling a current rating of 40A, this device operates within a voltage class of 400 VAC, delivering an impressive power rating of 18.5 kW. It is particularly suited for three-phase power systems, equipped with three poles to manage complex electrical requirements.

Control functionality is provided through a 24 VDC input voltage, making integration with various control systems straightforward. This contactor includes four auxiliary contacts, consisting of two normally open (NO) and two normally closed (NC) contacts, enabling extensive configuration for different applications. Size classification as S2 indicates its suitability for specific mounting and installation scenarios.

The 3RT1035-1QB44-3MA0 also has screw terminals that facilitate easy wiring, aiding in faster installation and maintenance. An integrated Zener diode offers over-voltage protection, thus enhancing the reliability and longevity of the component. With a weight of 3.373 lbs. and dimensions of 2.461 x 4.646 x 7.48 inches, it is compact enough for diverse installation environments.