3RH1140-1BB40
The Siemens SIRIUS 3RH1140-1BB40 contact relay features 4 normally open contacts (4NO), a coil voltage of DC 24V, a rated current of 10A, and S00 size screw terminal wiring. It can be installed on a standard DIN rail and is suitable for low-voltage DC control circuits.
Product Positioning
The 3RH1140-1BB40 is a Siemens SIRIUS series S00 size contact relay, equipped with 4 normally open contacts and a DC 24V coil, with a rated current of 10A, suitable for low-voltage DC control systems.
Core Product Advantages and Features
4 sets of normally open contacts
It offers a 4NO contact configuration, which can be used for multi-loop synchronous control or interlocking applications.
DC 24V coil
The coil's rated voltage is 24V DC, which meets the requirements of most low-voltage DC control panels.
10A rated current
The contact rated current is 10A, which can carry the load current of a general control circuit.
Guide rail installation design
It can be directly installed on a standard 35mm DIN rail, saving space in the distribution panel.
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3RH1140-1AN20
The Siemens SIRIUS 3RH1140-1AN20 contact relay features 4 normally open contacts (4NO), a coil voltage of AC 220V 50/60Hz, S00 size screw terminal wiring, and can be installed on a standard 35mm DIN rail. It is suitable for general AC control circuits.
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3RH1140-1AF00
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