3RH2122-1AB00
The Siemens SIRIUS 3RH2122-1AB00 auxiliary contactor relay features a compact S00 housing, a 2NO+2NC contact configuration, a 24V AC 50/60Hz coil voltage, screw terminal wiring, and is suitable for panel control circuit expansion and logic conversion applications.
Product Positioning
The 3RH2122-1AB00 is an auxiliary contactor relay in the SIRIUS 3RH2 series. Its compact S00 housing features 2NO+2NC contacts and a 24V AC coil, making it suitable as an auxiliary switching and signal conversion element in control circuits.
Core Product Advantages and Features
2NO+2NC contact configuration
It provides two sets of normally open and two sets of normally closed contacts, which can process multiple sets of control signals simultaneously, simplifying wiring logic.
S00 Compact Housing
Adopting the S00 miniaturized design, it saves installation space in the control panel and is suitable for densely configured applications.
24V AC coil specifications
The coil has a rated voltage of 24V AC and is compatible with 50/60Hz. The switching action is stable and reliable.
Screw terminal wiring
It adopts a standard screw terminal connection method, making installation, maintenance and wiring convenient and quick.
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