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Siemens SIRIUS 3RT1035-1BB44

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3RT1035-1BB44

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The Siemens 3RT1035-1BB44 power contactor module is engineered for industrial applications. Capable of handling an IEC power rating of 18.5 kW and a UL power rating of 25 HP, this component supports a current rating of 40 A with a voltage rating of 400 V AC.

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Technical specifications for 3RT1035-1BB44

ManufacturerSiemens
Product LineSIRIUS
Part Number3RT1035-1BB44
UPC662643524581
Weight3.25 lbs (1.47 kg)
Name of ModulePower Contactor
Power Rating (IEC)18.5 kW
Power Rating (UL)25 HP
Current Rating40 A
Voltage Rating400 V AC
Control Voltage24 V DC
Number of Poles3-pole
Contact Configuration2 NO and 2 NC
Enclosure TypeIP20
Terminal TypeScrew terminal
Frame SizeS2
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The Siemens 3RT1035-1BB44 is a power contactor that plays a crucial role in controlling electrical circuits. With an IEC power rating of 18.5 kW and a UL rating of 25 HP, this module is robust enough for various applications. Rated at 40 A current capacity, it manages a voltage level of 400 V AC effectively.

The contactor operates using a control voltage of 24 V DC, which suits numerous control systems. Its design incorporates a 3-pole configuration with two normally open and two normally closed contacts, allowing for versatile electrical connection setups. This arrangement facilitates various controlling tasks in industrial machinery and systems.

Constructed with an enclosure rated IP20, this module is intended for installation in protected environments. The use of screw terminals allows for secure and straightforward wiring. The dimensions of the device measure 62.5 mm in width, 118 mm in height, and 190 mm in depth, translating to 2.46 inches by 4.65 inches by 7.48 inches.

Weighing approximately 1.489 kg, or 3.28 lbs., this power contactor is relatively lightweight, making it easy to handle and install. The frame size of the module is denoted as S2, compatible with various mounting configurations within industrial settings.