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Siemens SIRIUS 3RT10351AC20

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3RT10351AC20

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The 3RT10351AC20 from Siemens is a versatile power contactor within the SIRIUS range. Constructed for high reliability in diverse applications, this contactor is designed to handle up to 40 Amps. It operates with a frequency of either 50 or 60 Hz and is housed in a compact Size S2 frame.

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Technical specifications for 3RT10351AC20

ManufacturerSiemens
Product TypePower Contactor
Product LineSIRIUS
Part Number3RT10351AC20
UPC754554411156
Pole3 Poles
Frequency50/60 Hz
SizeSize S2
AC-3 Rating40 Amps
Apparent Solenoid Pull-In Power for AC170 VA
Required Distance to Earthed Part/Sidewards6 mm
Terminal TypeScrew terminals
MountingScrew and snap-on mounting onto 35 mm Standard DIN Rail
Altitude2000 meters
Pollution DegreeDegree 3
Protection Class in FrontIP20
Operating Temperature−25 to +60°C
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Siemens presents the 3RT10351AC20 power contactor, part of the SIRIUS series. This power contactor weighs 1.85 lbs and is tailored for demanding applications. It is designed with a three-pole configuration which makes it suitable for a variety of electrical setups. This contactor is rated for a frequency of 50 or 60 Hz, ensuring compatibility with standard AC power supplies.

The AC-3 current rating for this contactor is a substantial 40 Amps, allowing it to manage significant loads effectively. An apparent solenoid pull-in power of 170 VA is specified for AC, providing adequate support for auxiliary operations. This contactor requires a minimum clearance of 6 mm to any earthed parts, ensuring safe operations in the installation environment.

For terminal connections, the 3RT10351AC20 utilizes screw terminals, making wiring straightforward. The mounting technique involves either screw installation or snap-on fitting onto a 35 mm standard DIN rail, enabling flexible installation options within control panels. This device can be utilized at high altitudes, functioning up to 2000 meters above sea level.

The pollution degree classification of Degree 3 indicates its suitability for normal environmental conditions where there may be some dust or pollution, while the IP20 protection class signifies adequate safety from indirect contact with solid objects and protection from access to hazardous parts. Overall, the Siemens 3RT10351AC20 power contactor is built to perform reliably across a wide temperature range from -25°C to +60°C, making it a durable option for various industrial applications.