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Siemens SIRIUS 3RT1025-3BB44-3MA0

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3RT1025-3BB44-3MA0

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The Siemens 3RT1025-3BB44-3MA0 is a power contactor, designed for 3-phase applications. It supports a current rating of 17A and can manage a power load of 7.5 kW when operating at 400 volts.

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Technical specifications for 3RT1025-3BB44-3MA0

ManufacturerSiemens
Product LineSIRIUS
Part Number3RT1025-3BB44-3MA0
Weight0.69 lbs (0.31 kg)
NamePower Contactor
Current Rating17A
Number of Phases3
Power Rating7.5 kW at 400V
Control Voltage24 VDC
Number of Poles3-pole
Size ClassS0
Terminal TypeSpring-type
Number of Auxiliary Contacts4
Number of Normally Open Contacts2
Number of Normally Closed Contacts2
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The 3RT1025-3BB44-3MA0 from Siemens is a robust power contactor intended for efficient motor control in three-phase systems. It is capable of handling a current rating up to 17A and a power output of 7.5 kW at a voltage level of 400V. This unit is designed to operate with a control voltage requirement of 24V DC, facilitating easy integration into various control systems.

Constructed in a compact size class S0, this contactor measures 49 mm in width, 86 mm in depth, and 149 mm in height, translating to dimensions of approximately 1.93 x 3.38 x 5.87 inches. Weighing only 0.63 kg (1.39 lbs.), it offers a lightweight option for various installations.

The contactor is designed with a total of four auxiliary contacts, incorporating two normally open (NO) and two normally closed (NC) contacts to enhance operational versatility. For secure connections, it features a spring-type terminal. This combination of features ensures the contactor’s capability to handle industrial demands effectively while providing reliable control in automation applications.