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Siemens SIRIUS 3RH1921-1CA01

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3RH1921-1CA01

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The 3RH1921-1CA01 from Siemens is an auxiliary switch designed for front-side mounting. It has an insulation voltage rating of 690V and is built to withstand a surge voltage of up to 6kV. This switch can handle an operational current of 10A and is suited for various environments with temperatures from -25 °C to +60 °C.

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Technical specifications for 3RH1921-1CA01

ManufacturerSiemens
Product LineSIRIUS
Part Number3RH1921-1CA01
Weight0.06 lbs (0.03 kg)
ProductFront Side Auxiliary Switch
Insulation Voltage690V
Rated Surge Voltage Resistance6kV
Protection ClassIP20
Operational Current10A
Ambient Operation Temperature-25 to +60 °C
Ambient Storage Temperature-55 to 80 °C
Fastening MethodSnap-on Mounting
Suitability for Use3RT10, 3RT12, 3RT145, 3RT146, 3RT147
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The Siemens 3RH1921-1CA01 auxiliary switch is tailored for mounting on the front side of devices and serves various applications in the SIRIUS series. It ensures reliable performance, boasting an insulation voltage capacity of 690 volts and a resistance to surge voltage up to 6 kilovolts. Designed to operate at an ambient temperature range between -25 °C and +60 °C, this component is capable of functioning in diverse environmental conditions. For storage, it can endure temperatures ranging from -55 °C to 80 °C.

Weighing just 0.019 kilograms, this auxiliary switch features compact dimensions of 38 mm in height, 10 mm in width, and 51 mm in depth, making it easy to fit into tight spaces. It utilizes a snap-on mounting method for straightforward installation and removal. The protection class is rated at IP20, indicating it is suitable for restrained exposure to solid objects in clean conditions. This switch can handle an operational current of 10 amperes, ensuring it meets the demands of a variety of applications. Compatible with several Siemens models, including 3RT10, 3RT12, 3RT145, 3RT146, and 3RT147, the 3RH1921-1CA01 is versatile for multiple configurations.