3RH21221MB400KT0
Siemens SIRIUS 3RH2122-1MB40-0KT0 auxiliary coupling contactor relay, 2NO+2NC contact configuration, 24V DC coil, screw terminal wiring, Size S00 standard mechanism size, suitable for general control circuits.
Product Positioning
The 3RH2122-1MB40-0KT0 is a special version of the SIRIUS 3RH2122 series coupling contactor relay, providing 2NO+2NC contacts and a 24V DC coil, and is equipped with screw terminals for easy wiring.
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 simultaneously handle signal feedback and interlock control requirements.
24V DC coil design
The coil has a rated voltage of 24V DC and is suitable for general low-voltage DC control power supplies and PLC output signals.
Screw terminal wiring
The screw terminal type facilitates wiring construction, maintenance, and replacement within the distribution panel.
Size S00 Standard Organization
It adopts the common S00 mounting dimensions of the SIRIUS 3RH2 series and is compatible with accessories in the same series.