3RH2122-1AF00
The Siemens SIRIUS 3RH2122-1AF00 contactor relay features a 110V AC coil (50/60Hz) with 2NO+2NC auxiliary contacts, S00 size, and screw terminals, suitable for general control panels.
Product Positioning
The 3RH2122-1AF00 is a Siemens SIRIUS series S00 size contactor relay. It uses a 110V AC (50/60Hz) coil and provides 4 sets of auxiliary contacts (2NO+2NC). It is commonly used in general industrial control circuits.
Core Product Advantages and Features
110V AC coil
Driven by 110V AC power, it is compatible with both 50Hz and 60Hz mains frequencies.
2NO+2NC auxiliary contacts
The four sets of contacts can be used for signal interlocking, indication, or protection circuits, respectively.
S00 standard size
It shares the same mounting specifications as the SIRIUS contactor series, making assembly more time-saving.
Screw terminal wiring
The terminals are secured with screws, ensuring stable wiring and facilitating on-site maintenance.
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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.