3RH2131-1BW40
The Siemens SIRIUS 3RH2131-1BW40 auxiliary contactor relay has a coil rated at 48V DC, provides 3 sets of normally open and 1 set of normally closed contacts, features an S00 size with screw terminals, and has an insulation voltage of 690V AC. It is suitable for control circuit signal switching and logic conversion applications.
Product Positioning
The 3RH2131-1BW40 is a SIRIUS auxiliary contactor relay with a 48V DC coil, providing 3 NO + 1 NC contacts, suitable as a signal relay element in control circuits.
Core Product Advantages and Features
48V DC coil design
The coil has a rated voltage of 48V DC and is suitable for automation systems that use 48V DC control power.
3NO+1NC contact configuration
It provides 3 sets of normally open and 1 set of normally closed auxiliary contacts to meet the signal requirements of multiple control circuits.
S00 volume screw terminal
It is compact in size and uses screw terminals for wiring, which facilitates wiring construction and subsequent maintenance.
High mechanical life design
The contactor mechanism has the ability to perform repeated actions over a long period of time, making it suitable for control applications with frequent switching.
Recommend
Read More
3RH2131-1FB40
The Siemens SIRIUS 3RH2131-1FB40 auxiliary contactor relay features a 24V DC coil with a built-in diode to reduce coil power-off surges. It offers a 3NO+1NC contact configuration, a compact size, and screw terminals, making it suitable for general control circuit signal switching applications.
Read More
3RH2131-1BM40
The Siemens SIRIUS 3RH2131-1BM40 auxiliary contactor relay has a coil rated at 220V DC, provides 3 sets of normally open and 1 set of normally closed contacts, has an S00 size and screw terminals, and an insulation voltage of 690V AC. It is suitable for high-voltage DC control circuit signal switching applications.
Read More
3RH2131-1BG40
The Siemens SIRIUS 3RH2131-1BG40 auxiliary contactor relay has a coil rated at 125V DC, provides 3 sets of normally open and 1 set of normally closed contacts, has an S00 size and screw terminals, and an insulation voltage of 690V AC. It is suitable for signal switching applications in medium-voltage DC control circuits.