SIEMENS 3TH2022-0BB4
The Siemens 3TH2022-0BB4 is a power relay, also known as a micro contactor. It is mainly used in control circuit to achieve on-off control of small loads. This product belongs to the Siemens SIRIUS 3TH20 family and is known for its reliability, compact design and wide range of applications.
Main function
On-off control: Through the control coil power or power off, to achieve on-off control of the load.
Auxiliary contacts: 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts are provided for signal feedback or interlock control.
Product parameters and specifications
Model: 3TH2022-0BB4
Rated voltage: AC-3, 8.4A, 4kW/400V
Number of poles: 4
Control voltage: 24VDC
Auxiliary contact: 2 NO + 2 NC
Installation method: Screw terminal, suitable for panel installation
Ambient temperature: -25°C to +60°C
Certification: Compliance with relevant safety standards and certifications
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